CVE-2020-12673

Summary

In Dovecot before 2.3.11.3, sending a specially formatted NTLM request will crash the auth service because of an out-of-bounds read.

Affected Software

Weaknesses

• n/a

ADP Enrichment

CVE Program Container

Additional References

• https://dovecot.org/security
• https://www.openwall.com/lists/oss-security/2020/08/12/2
• https://www.debian.org/security/2020/dsa-4745
• https://lists.debian.org/debian-lts-announce/2020/08/msg00024.html
• https://usn.ubuntu.com/4456-1/
• https://usn.ubuntu.com/4456-2/
• http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00048.html
• http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00059.html
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4AAX2MJEULPVSRZOBX3PNPFSYP4FM4TT/
• https://security.gentoo.org/glsa/202009-02
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XKKAL3OMG76ZZ7CIEMQP2K6KCTD2RAKE/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EYZU6CHA3VMYYAUCMHSCCQKJEVEIKPQ2/

References

• https://dovecot.org/security
• https://www.openwall.com/lists/oss-security/2020/08/12/2
• https://www.debian.org/security/2020/dsa-4745
• https://lists.debian.org/debian-lts-announce/2020/08/msg00024.html
• https://usn.ubuntu.com/4456-1/
• https://usn.ubuntu.com/4456-2/
• http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00048.html
• http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00059.html
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4AAX2MJEULPVSRZOBX3PNPFSYP4FM4TT/
• https://security.gentoo.org/glsa/202009-02
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XKKAL3OMG76ZZ7CIEMQP2K6KCTD2RAKE/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EYZU6CHA3VMYYAUCMHSCCQKJEVEIKPQ2/

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