CVE-2023-51767

Name
CVE-2023-51767
Description
OpenSSH through 9.6, when common types of DRAM are used, might allow row hammer attacks (for authentication bypass) because the integer value of authenticated in mm_answer_authpassword does not resist flips of a single bit. NOTE: this is applicable to a certain threat model of attacker-victim co-location in which the attacker has user privileges.
NVD Severity
unknown
Other trackers
CVE, NVD, CERT, CVE Details, CIRCL, Arch Linux, Debian, Red Hat, Ubuntu, Gentoo, SUSE (Bugzilla), SUSE (CVE), Mageia
Mailing lists
oss-security, full-disclosure, bugtraq
Exploits
Exploit DB, Metasploit
Forges
GitHub (code, issues), Aports (code, issues)

References

Type URI
cve@mitre.org https://arxiv.org/abs/2309.02545
cve@mitre.org https://github.com/openssh/openssh-portable/blob/8241b9c0529228b4b86d88b1a6076fb9f97e4a99/auth-passwd.c#L77
cve@mitre.org https://github.com/openssh/openssh-portable/blob/8241b9c0529228b4b86d88b1a6076fb9f97e4a99/monitor.c#L878
cve@mitre.org https://access.redhat.com/security/cve/CVE-2023-51767
cve@mitre.org https://bugzilla.redhat.com/show_bug.cgi?id=2255850
cve@mitre.org https://ubuntu.com/security/CVE-2023-51767
cve@mitre.org https://security.netapp.com/advisory/ntap-20240125-0006/

Match rules

CPE URI Source package Min version Max version
cpe:2.3:a:openssh:openssh:*:*:*:*:*:*:*:* openssh >= None <= 9.6
cpe:2.3:a:openbsd:openssh:*:*:*:*:*:*:*:* openssh == None == None

Vulnerable and fixed packages

Source package Branch Version Maintainer Status
openssh 3.16-main 9.0_p1-r5 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
openssh 3.20-main 9.7_p1-r4 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
openssh 3.19-main 9.6_p1-r1 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
openssh 3.18-main 9.3_p2-r2 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
openssh 3.17-main 9.1_p1-r6 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
openssh edge-main 9.8_p1-r1 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable