CVE-2014-1692

Summary

The hash_buffer function in schnorr.c in OpenSSH through 6.4, when Makefile.inc is modified to enable the J-PAKE protocol, does not initialize certain data structures, which might allow remote attackers to cause a denial of service (memory corruption) or have unspecified other impact via vectors that trigger an error condition.

Affected Software

Weaknesses

• n/a

ADP Enrichment

CVE Program Container

Additional References

• http://marc.info/?l=bugtraq&m=144050155601375&w=2
• http://marc.info/?l=bugtraq&m=141576985122836&w=2
• http://marc.info/?l=bugtraq&m=141576985122836&w=2
• http://www.openbsd.org/cgi-bin/cvsweb/src/usr.bin/ssh/Attic/schnorr.c.diff?r1=1.9%3Br2=1.10%3Bf=h
• http://www.openbsd.org/cgi-bin/cvsweb/src/usr.bin/ssh/schnorr.c#rev1.10
• http://www-01.ibm.com/support/docview.wss?uid=isg3T1020637
• http://openwall.com/lists/oss-security/2014/01/29/2
• http://osvdb.org/102611
• http://secunia.com/advisories/60184
• http://www.securityfocus.com/bid/65230
• http://openwall.com/lists/oss-security/2014/01/29/10
• https://exchange.xforce.ibmcloud.com/vulnerabilities/90819

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: yes
  • Technical Impact: partial

References

• http://marc.info/?l=bugtraq&m=144050155601375&w=2
• http://marc.info/?l=bugtraq&m=141576985122836&w=2
• http://marc.info/?l=bugtraq&m=141576985122836&w=2
• http://www.openbsd.org/cgi-bin/cvsweb/src/usr.bin/ssh/Attic/schnorr.c.diff?r1=1.9%3Br2=1.10%3Bf=h
• http://www.openbsd.org/cgi-bin/cvsweb/src/usr.bin/ssh/schnorr.c#rev1.10
• http://www-01.ibm.com/support/docview.wss?uid=isg3T1020637
• http://openwall.com/lists/oss-security/2014/01/29/2
• http://osvdb.org/102611
• http://secunia.com/advisories/60184
• http://www.securityfocus.com/bid/65230
• http://openwall.com/lists/oss-security/2014/01/29/10
• https://exchange.xforce.ibmcloud.com/vulnerabilities/90819

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