CVE-2024-6387

Name
CVE-2024-6387
Description
A security regression (CVE-2006-5051) was discovered in OpenSSH's server (sshd). There is a race condition which can lead sshd to handle some signals in an unsafe manner. An unauthenticated, remote attacker may be able to trigger it by failing to authenticate within a set time period.
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
secalert@redhat.com http://www.openwall.com/lists/oss-security/2024/07/01/12
secalert@redhat.com http://www.openwall.com/lists/oss-security/2024/07/01/13
vdb-entry https://access.redhat.com/security/cve/CVE-2024-6387
secalert@redhat.com https://archlinux.org/news/the-sshd-service-needs-to-be-restarted-after-upgrading-to-openssh-98p1/
secalert@redhat.com https://blog.qualys.com/vulnerabilities-threat-research/2024/07/01/regresshion-remote-unauthenticated-code-execution-vulnerability-in-openssh-server
issue-tracking https://bugzilla.redhat.com/show_bug.cgi?id=2294604
secalert@redhat.com https://explore.alas.aws.amazon.com/CVE-2024-6387.html
secalert@redhat.com https://github.com/oracle/oracle-linux/issues/149
secalert@redhat.com https://github.com/rapier1/hpn-ssh/issues/87
secalert@redhat.com https://github.com/zgzhang/cve-2024-6387-poc
secalert@redhat.com https://lists.mindrot.org/pipermail/openssh-unix-announce/2024-July/000158.html
secalert@redhat.com https://lists.mindrot.org/pipermail/openssh-unix-dev/2024-July/041431.html
secalert@redhat.com https://news.ycombinator.com/item?id=40843778
secalert@redhat.com https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2024-0010
secalert@redhat.com https://security-tracker.debian.org/tracker/CVE-2024-6387
secalert@redhat.com https://security.netapp.com/advisory/ntap-20240701-0001/
secalert@redhat.com https://stackdiary.com/openssh-race-condition-in-sshd-allows-remote-code-execution/
secalert@redhat.com https://ubuntu.com/security/CVE-2024-6387
secalert@redhat.com https://ubuntu.com/security/notices/USN-6859-1
secalert@redhat.com https://www.openssh.com/txt/release-9.8
secalert@redhat.com https://www.qualys.com/2024/07/01/cve-2024-6387/regresshion.txt
secalert@redhat.com https://www.suse.com/security/cve/CVE-2024-6387.html
secalert@redhat.com https://www.theregister.com/2024/07/01/regresshion_openssh/
http://www.openwall.com/lists/oss-security/2024/07/02/1
https://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2024-002.txt.asc
https://www.freebsd.org/security/advisories/FreeBSD-SA-24:04.openssh.asc
http://www.openwall.com/lists/oss-security/2024/07/03/2
http://www.openwall.com/lists/oss-security/2024/07/03/1
http://www.openwall.com/lists/oss-security/2024/07/03/3
http://www.openwall.com/lists/oss-security/2024/07/03/4
http://www.openwall.com/lists/oss-security/2024/07/03/5
vendor-advisory https://access.redhat.com/errata/RHSA-2024:4312
https://arstechnica.com/security/2024/07/regresshion-vulnerability-in-openssh-gives-attackers-root-on-linux/
https://github.com/microsoft/azurelinux/issues/9555
https://github.com/Azure/AKS/issues/4379
https://github.com/PowerShell/Win32-OpenSSH/issues/2249
https://github.com/AlmaLinux/updates/issues/629
https://github.com/PowerShell/Win32-OpenSSH/discussions/2248
http://www.openwall.com/lists/oss-security/2024/07/03/11
http://www.openwall.com/lists/oss-security/2024/07/04/1
http://www.openwall.com/lists/oss-security/2024/07/04/2
https://sig-security.rocky.page/issues/CVE-2024-6387/
vendor-advisory https://access.redhat.com/errata/RHSA-2024:4340
https://www.splunk.com/en_us/blog/security/cve-2024-6387-regresshion-vulnerability.html
https://forum.vmssoftware.com/viewtopic.php?f=8&t=9132
http://www.openwall.com/lists/oss-security/2024/07/08/2
http://www.openwall.com/lists/oss-security/2024/07/08/3
vendor-advisory https://access.redhat.com/errata/RHSA-2024:4389
https://www.akamai.com/blog/security-research/2024-openssh-vulnerability-regression-what-to-know-and-do
https://lists.almalinux.org/archives/list/announce@lists.almalinux.org/thread/23BF5BMGFVEVUI2WNVAGMLKT557EU7VY/
http://www.openwall.com/lists/oss-security/2024/07/09/2
http://www.openwall.com/lists/oss-security/2024/07/09/5
http://www.openwall.com/lists/oss-security/2024/07/10/1
http://www.openwall.com/lists/oss-security/2024/07/10/2
http://www.openwall.com/lists/oss-security/2024/07/10/3
http://www.openwall.com/lists/oss-security/2024/07/10/4
http://www.openwall.com/lists/oss-security/2024/07/10/6
http://www.openwall.com/lists/oss-security/2024/07/11/1
http://www.openwall.com/lists/oss-security/2024/07/11/3
http://www.openwall.com/lists/oss-security/2024/07/23/4
http://www.openwall.com/lists/oss-security/2024/07/23/6
http://www.openwall.com/lists/oss-security/2024/07/28/2
http://www.openwall.com/lists/oss-security/2024/07/28/3
vendor-advisory https://access.redhat.com/errata/RHSA-2024:4469
vendor-advisory https://access.redhat.com/errata/RHSA-2024:4474
vendor-advisory https://access.redhat.com/errata/RHSA-2024:4479
vendor-advisory https://access.redhat.com/errata/RHSA-2024:4484
https://github.com/openela-main/openssh/commit/e1f438970e5a337a17070a637c1b9e19697cad09
https://santandersecurityresearch.github.io/blog/sshing_the_masses.html
https://www.arista.com/en/support/advisories-notices/security-advisory/19904-security-advisory-0100
https://support.apple.com/kb/HT214119
https://support.apple.com/kb/HT214118
https://support.apple.com/kb/HT214120
http://seclists.org/fulldisclosure/2024/Jul/20
http://seclists.org/fulldisclosure/2024/Jul/18
http://seclists.org/fulldisclosure/2024/Jul/19
af854a3a-2127-422b-91ae-364da2661108 https://packetstorm.news/files/id/190587/
af854a3a-2127-422b-91ae-364da2661108 https://www.exploit-db.com/exploits/52269
af854a3a-2127-422b-91ae-364da2661108 https://www.vicarius.io/vsociety/posts/regresshion-an-openssh-regression-error-cve-2024-6387

Match rules

CPE URI Source package Min version Max version
shopxo >= 8.5p1 <= 9.7p1
cpe:/a:redhat:openshift:4.16::el9 shopxo >= 416.94.202407081958-0 < *
cpe:/a:redhat:openshift:4.15::el8 shopxo >= 415.92.202407091355-0 < *
cpe:/o:redhat:enterprise_linux:9::baseos shopxo >= 0:8.7p1-38.el9_4.1 < *
cpe:/a:redhat:rhel_e4s:9.0::appstream shopxo >= 0:8.7p1-12.el9_0.1 < *
cpe:/a:redhat:rhel_eus:9.2::appstream shopxo >= 0:8.7p1-30.el9_2.4 < *
cpe:/a:redhat:openshift:4.13::el8 shopxo >= 413.92.202407091321-0 < *
cpe:/a:redhat:openshift:4.14::el8 shopxo >= 414.92.202407091253-0 < *

Vulnerable and fixed packages

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