CVE-2006-2940

Summary

OpenSSL 0.9.7 before 0.9.7l, 0.9.8 before 0.9.8d, and earlier versions allows attackers to cause a denial of service (CPU consumption) via parasitic public keys with large (1) "public exponent" or (2) "public modulus" values in X.509 certificates that require extra time to process when using RSA signature verification.

Affected Software

Weaknesses

• n/a

ADP Enrichment

CVE Program Container

Additional References

• http://www.mandriva.com/security/advisories?name=MDKSA-2006:172
• http://secunia.com/advisories/22212
• http://www.ubuntu.com/usn/usn-353-2
• http://support.attachmate.com/techdocs/2374.html
• http://www.vupen.com/english/advisories/2006/4750
• http://www.vmware.com/support/esx21/doc/esx-213-200612-patch.html
• http://www.uniras.gov.uk/niscc/docs/re-20060928-00661.pdf?lang=en
• http://secunia.com/advisories/23915
• http://sunsolve.sun.com/search/document.do?assetkey=1-66-201534-1
• http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c01118771
• http://securitytracker.com/id?1016943
• http://secunia.com/advisories/23038
• http://www.trustix.org/errata/2006/0054
• http://www.debian.org/security/2006/dsa-1195
• http://secunia.com/advisories/23309
• http://secunia.com/advisories/26893
• http://www.vmware.com/support/vi3/doc/esx-3069097-patch.html
• http://www.vupen.com/english/advisories/2006/4401
• http://www.ubuntu.com/usn/usn-353-1
• http://sourceforge.net/project/shownotes.php?release_id=461863&group_id=69227
• http://secunia.com/advisories/22116
• https://www2.itrc.hp.com/service/cki/docDisplay.do?docId=c00967144
• http://support.avaya.com/elmodocs2/security/ASA-2006-260.htm
• http://www.gentoo.org/security/en/glsa/glsa-200612-11.xml
• http://secunia.com/advisories/22166
• http://www.redhat.com/support/errata/RHSA-2006-0695.html
• http://secunia.com/advisories/23340
• http://secunia.com/advisories/22385
• http://www.novell.com/linux/security/advisories/2006_24_sr.html
• http://secunia.com/advisories/22758
• http://secunia.com/advisories/22487
• http://www.novell.com/linux/security/advisories/2006_58_openssl.html
• http://secunia.com/advisories/22772
• http://itrc.hp.com/service/cki/docDisplay.do?docId=c00849540
• http://secunia.com/advisories/31531
• http://www.arkoon.fr/upload/alertes/37AK-2006-06-FR-1.1_FAST360_OPENSSL_ASN1.pdf
• http://security.freebsd.org/advisories/FreeBSD-SA-06:23.openssl.asc
• http://secunia.com/advisories/22165
• http://docs.info.apple.com/article.html?artnum=304829
• http://lists.grok.org.uk/pipermail/full-disclosure/2006-September/049715.html
• http://secunia.com/advisories/23794
• http://marc.info/?l=bugtraq&m=130497311408250&w=2
• http://secunia.com/advisories/22220
• http://secunia.com/advisories/23680
• http://openvpn.net/changelog.html
• http://www.vmware.com/support/server/doc/releasenotes_server.html
• https://issues.rpath.com/browse/RPL-1633
• http://secunia.com/advisories/25889
• http://www.vupen.com/english/advisories/2006/4036
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10311
• http://www.vupen.com/english/advisories/2006/4019
• http://openbsd.org/errata.html#openssl2
• http://www.vmware.com/support/ace2/doc/releasenotes_ace2.html
• http://secunia.com/advisories/30124
• http://secunia.com/advisories/22626
• https://exchange.xforce.ibmcloud.com/vulnerabilities/29230
• http://www.securityfocus.com/bid/22083
• http://www.mandriva.com/security/advisories?name=MDKSA-2006:178
• http://secunia.com/advisories/23351
• http://www.vupen.com/english/advisories/2006/3869
• http://secunia.com/advisories/22671
• http://secunia.com/advisories/22544
• http://secunia.com/advisories/22298
• http://www.vmware.com/support/player2/doc/releasenotes_player2.html
• http://secunia.com/advisories/22130
• http://secunia.com/advisories/31492
• http://www.vupen.com/english/advisories/2006/4329
• http://secunia.com/advisories/22284
• http://secunia.com/advisories/24930
• http://www.vupen.com/english/advisories/2006/4327
• http://www.redhat.com/support/errata/RHSA-2008-0629.html
• http://security.gentoo.org/glsa/glsa-200610-11.xml
• http://issues.rpath.com/browse/RPL-613
• http://secunia.com/advisories/26329
• http://secunia.com/advisories/22260
• http://www.xerox.com/downloads/usa/en/c/cert_ESSNetwork_XRX07001_v1.pdf
• http://www.vupen.com/english/advisories/2007/0343
• http://www.vupen.com/english/advisories/2006/3860
• http://secunia.com/advisories/23280
• http://www.securityfocus.com/archive/1/447318/100/0/threaded
• https://www2.itrc.hp.com/service/cki/docDisplay.do?docId=c00967144
• http://www.vmware.com/support/player/doc/releasenotes_player.html
• http://support.avaya.com/elmodocs2/security/ASA-2006-220.htm
• http://www.vupen.com/english/advisories/2006/4264
• http://www.vmware.com/support/ws6/doc/releasenotes_ws6.html
• http://secunia.com/advisories/22193
• http://www.vmware.com/support/esx2/doc/esx-202-200612-patch.html
• http://www.vupen.com/english/advisories/2008/2396
• http://secunia.com/advisories/23155
• http://secunia.com/advisories/22799
• http://sunsolve.sun.com/search/document.do?assetkey=1-66-200585-1
• http://slackware.com/security/viewer.php?l=slackware-security&y=2006&m=slackware-security.676946
• http://www.vupen.com/english/advisories/2006/4417
• http://itrc.hp.com/service/cki/docDisplay.do?docId=c00849540
• http://marc.info/?l=bugtraq&m=130497311408250&w=2
• http://www.serv-u.com/releasenotes/
• http://www.oracle.com/technetwork/topics/security/cpujan2007-101493.html
• http://www.vmware.com/support/esx25/doc/esx-254-200612-patch.html
• http://marc.info/?l=bind-announce&m=116253119512445&w=2
• http://secunia.com/advisories/22094
• http://secunia.com/advisories/22186
• http://www.openssl.org/news/secadv_20060928.txt
• http://kolab.org/security/kolab-vendor-notice-11.txt
• http://www.vupen.com/english/advisories/2007/2315
• http://secunia.com/advisories/22500
• http://lists.apple.com/archives/security-announce/2006/Nov/msg00001.html
• http://www.us-cert.gov/cas/techalerts/TA06-333A.html
• http://www.securityfocus.com/archive/1/489739/100/0/threaded
• http://secunia.com/advisories/22216
• http://www.vupen.com/english/advisories/2006/3820
• http://lists.vmware.com/pipermail/security-announce/2008/000008.html
• http://itrc.hp.com/service/cki/docDisplay.do?docId=c00805100
• http://www.openpkg.org/security/advisories/OpenPKG-SA-2006.021-openssl.html
• http://www.vmware.com/support/ws55/doc/releasenotes_ws55.html
• http://sunsolve.sun.com/search/document.do?assetkey=1-26-102747-1
• http://www.vupen.com/english/advisories/2008/0905/references
• http://www.vupen.com/english/advisories/2007/1401
• http://www.securityfocus.com/bid/20247
• http://www.osvdb.org/29261
• ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2008-007.txt.asc
• http://www.vmware.com/security/advisories/VMSA-2008-0005.html
• http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c01118771
• http://www.securityfocus.com/archive/1/456546/100/200/threaded
• http://www.securityfocus.com/archive/1/447393/100/0/threaded
• http://www.vupen.com/english/advisories/2006/3936
• http://www.vupen.com/english/advisories/2006/4980
• http://secunia.com/advisories/22240
• http://secunia.com/advisories/22330
• http://www.vmware.com/support/vi3/doc/esx-9986131-patch.html
• https://www2.itrc.hp.com/service/cki/docDisplay.do?docId=c00967144
• http://www.debian.org/security/2006/dsa-1185
• ftp://patches.sgi.com/support/free/security/advisories/20061001-01-P.asc
• http://www.arkoon.fr/upload/alertes/41AK-2006-08-FR-1.1_SSL360_OPENSSL_ASN1.pdf
• http://secunia.com/advisories/22207
• http://www.mandriva.com/security/advisories?name=MDKSA-2006:177
• http://securitytracker.com/id?1017522
• http://www.cisco.com/en/US/products/hw/contnetw/ps4162/tsd_products_security_response09186a008077af1b.html
• http://www.vupen.com/english/advisories/2006/3902
• http://www.vupen.com/english/advisories/2007/2783
• http://secunia.com/advisories/22259
• http://secunia.com/advisories/22460
• http://secunia.com/advisories/22172
• http://www.vmware.com/support/esx25/doc/esx-253-200612-patch.html
• http://itrc.hp.com/service/cki/docDisplay.do?docId=c00805100
• http://www.securityfocus.com/bid/28276
• http://sunsolve.sun.com/search/document.do?assetkey=1-26-102668-1
• http://www.cisco.com/warp/public/707/cisco-sr-20061108-openssl.shtml
• http://secunia.com/advisories/24950

References

• http://www.mandriva.com/security/advisories?name=MDKSA-2006:172
• http://secunia.com/advisories/22212
• http://www.ubuntu.com/usn/usn-353-2
• http://support.attachmate.com/techdocs/2374.html
• http://www.vupen.com/english/advisories/2006/4750
• http://www.vmware.com/support/esx21/doc/esx-213-200612-patch.html
• http://www.uniras.gov.uk/niscc/docs/re-20060928-00661.pdf?lang=en
• http://secunia.com/advisories/23915
• http://sunsolve.sun.com/search/document.do?assetkey=1-66-201534-1
• http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c01118771
• http://securitytracker.com/id?1016943
• http://secunia.com/advisories/23038
• http://www.trustix.org/errata/2006/0054
• http://www.debian.org/security/2006/dsa-1195
• http://secunia.com/advisories/23309
• http://secunia.com/advisories/26893
• http://www.vmware.com/support/vi3/doc/esx-3069097-patch.html
• http://www.vupen.com/english/advisories/2006/4401
• http://www.ubuntu.com/usn/usn-353-1
• http://sourceforge.net/project/shownotes.php?release_id=461863&group_id=69227
• http://secunia.com/advisories/22116
• https://www2.itrc.hp.com/service/cki/docDisplay.do?docId=c00967144
• http://support.avaya.com/elmodocs2/security/ASA-2006-260.htm
• http://www.gentoo.org/security/en/glsa/glsa-200612-11.xml
• http://secunia.com/advisories/22166
• http://www.redhat.com/support/errata/RHSA-2006-0695.html
• http://secunia.com/advisories/23340
• http://secunia.com/advisories/22385
• http://www.novell.com/linux/security/advisories/2006_24_sr.html
• http://secunia.com/advisories/22758
• http://secunia.com/advisories/22487
• http://www.novell.com/linux/security/advisories/2006_58_openssl.html
• http://secunia.com/advisories/22772
• http://itrc.hp.com/service/cki/docDisplay.do?docId=c00849540
• http://secunia.com/advisories/31531
• http://www.arkoon.fr/upload/alertes/37AK-2006-06-FR-1.1_FAST360_OPENSSL_ASN1.pdf
• http://security.freebsd.org/advisories/FreeBSD-SA-06:23.openssl.asc
• http://secunia.com/advisories/22165
• http://docs.info.apple.com/article.html?artnum=304829
• http://lists.grok.org.uk/pipermail/full-disclosure/2006-September/049715.html
• http://secunia.com/advisories/23794
• http://marc.info/?l=bugtraq&m=130497311408250&w=2
• http://secunia.com/advisories/22220
• http://secunia.com/advisories/23680
• http://openvpn.net/changelog.html
• http://www.vmware.com/support/server/doc/releasenotes_server.html
• https://issues.rpath.com/browse/RPL-1633
• http://secunia.com/advisories/25889
• http://www.vupen.com/english/advisories/2006/4036
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10311
• http://www.vupen.com/english/advisories/2006/4019
• http://openbsd.org/errata.html#openssl2
• http://www.vmware.com/support/ace2/doc/releasenotes_ace2.html
• http://secunia.com/advisories/30124
• http://secunia.com/advisories/22626
• https://exchange.xforce.ibmcloud.com/vulnerabilities/29230
• http://www.securityfocus.com/bid/22083
• http://www.mandriva.com/security/advisories?name=MDKSA-2006:178
• http://secunia.com/advisories/23351
• http://www.vupen.com/english/advisories/2006/3869
• http://secunia.com/advisories/22671
• http://secunia.com/advisories/22544
• http://secunia.com/advisories/22298
• http://www.vmware.com/support/player2/doc/releasenotes_player2.html
• http://secunia.com/advisories/22130
• http://secunia.com/advisories/31492
• http://www.vupen.com/english/advisories/2006/4329
• http://secunia.com/advisories/22284
• http://secunia.com/advisories/24930
• http://www.vupen.com/english/advisories/2006/4327
• http://www.redhat.com/support/errata/RHSA-2008-0629.html
• http://security.gentoo.org/glsa/glsa-200610-11.xml
• http://issues.rpath.com/browse/RPL-613
• http://secunia.com/advisories/26329
• http://secunia.com/advisories/22260
• http://www.xerox.com/downloads/usa/en/c/cert_ESSNetwork_XRX07001_v1.pdf
• http://www.vupen.com/english/advisories/2007/0343
• http://www.vupen.com/english/advisories/2006/3860
• http://secunia.com/advisories/23280
• http://www.securityfocus.com/archive/1/447318/100/0/threaded
• https://www2.itrc.hp.com/service/cki/docDisplay.do?docId=c00967144
• http://www.vmware.com/support/player/doc/releasenotes_player.html
• http://support.avaya.com/elmodocs2/security/ASA-2006-220.htm
• http://www.vupen.com/english/advisories/2006/4264
• http://www.vmware.com/support/ws6/doc/releasenotes_ws6.html
• http://secunia.com/advisories/22193
• http://www.vmware.com/support/esx2/doc/esx-202-200612-patch.html
• http://www.vupen.com/english/advisories/2008/2396
• http://secunia.com/advisories/23155
• http://secunia.com/advisories/22799
• http://sunsolve.sun.com/search/document.do?assetkey=1-66-200585-1
• http://slackware.com/security/viewer.php?l=slackware-security&y=2006&m=slackware-security.676946
• http://www.vupen.com/english/advisories/2006/4417
• http://itrc.hp.com/service/cki/docDisplay.do?docId=c00849540
• http://marc.info/?l=bugtraq&m=130497311408250&w=2
• http://www.serv-u.com/releasenotes/
• http://www.oracle.com/technetwork/topics/security/cpujan2007-101493.html
• http://www.vmware.com/support/esx25/doc/esx-254-200612-patch.html
• http://marc.info/?l=bind-announce&m=116253119512445&w=2
• http://secunia.com/advisories/22094
• http://secunia.com/advisories/22186
• http://www.openssl.org/news/secadv_20060928.txt
• http://kolab.org/security/kolab-vendor-notice-11.txt
• http://www.vupen.com/english/advisories/2007/2315
• http://secunia.com/advisories/22500
• http://lists.apple.com/archives/security-announce/2006/Nov/msg00001.html
• http://www.us-cert.gov/cas/techalerts/TA06-333A.html
• http://www.securityfocus.com/archive/1/489739/100/0/threaded
• http://secunia.com/advisories/22216
• http://www.vupen.com/english/advisories/2006/3820
• http://lists.vmware.com/pipermail/security-announce/2008/000008.html
• http://itrc.hp.com/service/cki/docDisplay.do?docId=c00805100
• http://www.openpkg.org/security/advisories/OpenPKG-SA-2006.021-openssl.html
• http://www.vmware.com/support/ws55/doc/releasenotes_ws55.html
• http://sunsolve.sun.com/search/document.do?assetkey=1-26-102747-1
• http://www.vupen.com/english/advisories/2008/0905/references
• http://www.vupen.com/english/advisories/2007/1401
• http://www.securityfocus.com/bid/20247
• http://www.osvdb.org/29261
• ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2008-007.txt.asc
• http://www.vmware.com/security/advisories/VMSA-2008-0005.html
• http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c01118771
• http://www.securityfocus.com/archive/1/456546/100/200/threaded
• http://www.securityfocus.com/archive/1/447393/100/0/threaded
• http://www.vupen.com/english/advisories/2006/3936
• http://www.vupen.com/english/advisories/2006/4980
• http://secunia.com/advisories/22240
• http://secunia.com/advisories/22330
• http://www.vmware.com/support/vi3/doc/esx-9986131-patch.html
• https://www2.itrc.hp.com/service/cki/docDisplay.do?docId=c00967144
• http://www.debian.org/security/2006/dsa-1185
• ftp://patches.sgi.com/support/free/security/advisories/20061001-01-P.asc
• http://www.arkoon.fr/upload/alertes/41AK-2006-08-FR-1.1_SSL360_OPENSSL_ASN1.pdf
• http://secunia.com/advisories/22207
• http://www.mandriva.com/security/advisories?name=MDKSA-2006:177
• http://securitytracker.com/id?1017522
• http://www.cisco.com/en/US/products/hw/contnetw/ps4162/tsd_products_security_response09186a008077af1b.html
• http://www.vupen.com/english/advisories/2006/3902
• http://www.vupen.com/english/advisories/2007/2783
• http://secunia.com/advisories/22259
• http://secunia.com/advisories/22460
• http://secunia.com/advisories/22172
• http://www.vmware.com/support/esx25/doc/esx-253-200612-patch.html
• http://itrc.hp.com/service/cki/docDisplay.do?docId=c00805100
• http://www.securityfocus.com/bid/28276
• http://sunsolve.sun.com/search/document.do?assetkey=1-26-102668-1
• http://www.cisco.com/warp/public/707/cisco-sr-20061108-openssl.shtml
• http://secunia.com/advisories/24950

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