CVE-2024-6387
CVE-2024-6387
8.1
HighPublished:
Last updated:
Source:secalert@redhat.com
Modified
Weakness (CWE)
CVSS Vector
v3.1- Attack Vector
- Network
- Attack Complexity
- High
- Privileges Required
- None
- User Interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
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.
Exploits
References
secalert@redhat.com
https://access.redhat.com/errata/RHSA-2024:4312secalert@redhat.com
https://access.redhat.com/errata/RHSA-2024:4340secalert@redhat.com
https://access.redhat.com/errata/RHSA-2024:4389secalert@redhat.com
https://access.redhat.com/errata/RHSA-2024:4469secalert@redhat.com
https://access.redhat.com/errata/RHSA-2024:4474secalert@redhat.com
https://access.redhat.com/errata/RHSA-2024:4479secalert@redhat.com
https://access.redhat.com/errata/RHSA-2024:4484secalert@redhat.com
https://access.redhat.com/security/cve/CVE-2024-6387secalert@redhat.com
https://bugzilla.redhat.com/show_bug.cgi?id=2294604secalert@redhat.com
https://santandersecurityresearch.github.io/blog/sshing_the_masses.htmlsecalert@redhat.com
https://www.openssh.com/txt/release-9.8secalert@redhat.com
https://www.qualys.com/2024/07/01/cve-2024-6387/regresshion.txtaf854a3a-2127-422b-91ae-364da2661108
http://seclists.org/fulldisclosure/2024/Jul/18af854a3a-2127-422b-91ae-364da2661108
http://seclists.org/fulldisclosure/2024/Jul/19af854a3a-2127-422b-91ae-364da2661108
http://seclists.org/fulldisclosure/2024/Jul/20af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2024/07/01/12af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2024/07/01/13af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2024/07/02/1af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2024/07/03/1af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2024/07/03/11af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2024/07/03/2af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2024/07/03/3af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2024/07/03/4af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2024/07/03/5af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2024/07/04/1af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2024/07/04/2af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2024/07/08/2af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2024/07/08/3af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2024/07/09/2af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2024/07/09/5af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2024/07/10/1af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2024/07/10/2af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2024/07/10/3af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2024/07/10/4af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2024/07/10/6af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2024/07/11/1af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2024/07/11/3af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2024/07/23/4af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2024/07/23/6af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2024/07/28/2af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2024/07/28/3af854a3a-2127-422b-91ae-364da2661108
https://access.redhat.com/errata/RHSA-2024:4312af854a3a-2127-422b-91ae-364da2661108
https://access.redhat.com/errata/RHSA-2024:4340af854a3a-2127-422b-91ae-364da2661108
https://access.redhat.com/errata/RHSA-2024:4389af854a3a-2127-422b-91ae-364da2661108
https://access.redhat.com/errata/RHSA-2024:4469af854a3a-2127-422b-91ae-364da2661108
https://access.redhat.com/errata/RHSA-2024:4474af854a3a-2127-422b-91ae-364da2661108
https://access.redhat.com/errata/RHSA-2024:4479af854a3a-2127-422b-91ae-364da2661108
https://access.redhat.com/errata/RHSA-2024:4484af854a3a-2127-422b-91ae-364da2661108
https://access.redhat.com/security/cve/CVE-2024-6387af854a3a-2127-422b-91ae-364da2661108
https://archlinux.org/news/the-sshd-service-needs-to-be-restarted-after-upgrading-to-openssh-98p1/af854a3a-2127-422b-91ae-364da2661108
https://arstechnica.com/security/2024/07/regresshion-vulnerability-in-openssh-gives-attackers-root-on-linux/af854a3a-2127-422b-91ae-364da2661108
https://blog.qualys.com/vulnerabilities-threat-research/2024/07/01/regresshion-remote-unauthenticated-code-execution-vulnerability-in-openssh-serveraf854a3a-2127-422b-91ae-364da2661108
https://bugzilla.redhat.com/show_bug.cgi?id=2294604af854a3a-2127-422b-91ae-364da2661108
https://explore.alas.aws.amazon.com/CVE-2024-6387.htmlaf854a3a-2127-422b-91ae-364da2661108
https://forum.vmssoftware.com/viewtopic.php?f=8&t=9132af854a3a-2127-422b-91ae-364da2661108
https://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2024-002.txt.ascaf854a3a-2127-422b-91ae-364da2661108
https://github.com/AlmaLinux/updates/issues/629af854a3a-2127-422b-91ae-364da2661108
https://github.com/Azure/AKS/issues/4379af854a3a-2127-422b-91ae-364da2661108
https://github.com/PowerShell/Win32-OpenSSH/discussions/2248af854a3a-2127-422b-91ae-364da2661108
https://github.com/PowerShell/Win32-OpenSSH/issues/2249af854a3a-2127-422b-91ae-364da2661108
https://github.com/microsoft/azurelinux/issues/9555af854a3a-2127-422b-91ae-364da2661108
https://github.com/openela-main/openssh/commit/e1f438970e5a337a17070a637c1b9e19697cad09af854a3a-2127-422b-91ae-364da2661108
https://github.com/oracle/oracle-linux/issues/149af854a3a-2127-422b-91ae-364da2661108
https://github.com/rapier1/hpn-ssh/issues/87af854a3a-2127-422b-91ae-364da2661108
https://github.com/zgzhang/cve-2024-6387-pocaf854a3a-2127-422b-91ae-364da2661108
https://lists.almalinux.org/archives/list/announce@lists.almalinux.org/thread/23BF5BMGFVEVUI2WNVAGMLKT557EU7VY/af854a3a-2127-422b-91ae-364da2661108
https://lists.mindrot.org/pipermail/openssh-unix-announce/2024-July/000158.htmlaf854a3a-2127-422b-91ae-364da2661108
https://lists.mindrot.org/pipermail/openssh-unix-dev/2024-July/041431.htmlaf854a3a-2127-422b-91ae-364da2661108
https://news.ycombinator.com/item?id=40843778af854a3a-2127-422b-91ae-364da2661108
https://packetstorm.news/files/id/190587/af854a3a-2127-422b-91ae-364da2661108
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2024-0010af854a3a-2127-422b-91ae-364da2661108
https://santandersecurityresearch.github.io/blog/sshing_the_masses.htmlaf854a3a-2127-422b-91ae-364da2661108
https://security-tracker.debian.org/tracker/CVE-2024-6387af854a3a-2127-422b-91ae-364da2661108
https://security.netapp.com/advisory/ntap-20240701-0001/af854a3a-2127-422b-91ae-364da2661108
https://sig-security.rocky.page/issues/CVE-2024-6387/af854a3a-2127-422b-91ae-364da2661108
https://stackdiary.com/openssh-race-condition-in-sshd-allows-remote-code-execution/af854a3a-2127-422b-91ae-364da2661108
https://support.apple.com/kb/HT214118af854a3a-2127-422b-91ae-364da2661108
https://support.apple.com/kb/HT214119af854a3a-2127-422b-91ae-364da2661108
https://support.apple.com/kb/HT214120af854a3a-2127-422b-91ae-364da2661108
https://ubuntu.com/security/CVE-2024-6387af854a3a-2127-422b-91ae-364da2661108
https://ubuntu.com/security/notices/USN-6859-1af854a3a-2127-422b-91ae-364da2661108
https://www.akamai.com/blog/security-research/2024-openssh-vulnerability-regression-what-to-know-and-doaf854a3a-2127-422b-91ae-364da2661108
https://www.arista.com/en/support/advisories-notices/security-advisory/19904-security-advisory-0100af854a3a-2127-422b-91ae-364da2661108
https://www.exploit-db.com/exploits/52269af854a3a-2127-422b-91ae-364da2661108
https://www.freebsd.org/security/advisories/FreeBSD-SA-24:04.openssh.ascaf854a3a-2127-422b-91ae-364da2661108
https://www.openssh.com/txt/release-9.8af854a3a-2127-422b-91ae-364da2661108
https://www.qualys.com/2024/07/01/cve-2024-6387/regresshion.txtaf854a3a-2127-422b-91ae-364da2661108
https://www.splunk.com/en_us/blog/security/cve-2024-6387-regresshion-vulnerability.htmlaf854a3a-2127-422b-91ae-364da2661108
https://www.suse.com/security/cve/CVE-2024-6387.htmlaf854a3a-2127-422b-91ae-364da2661108
https://www.theregister.com/2024/07/01/regresshion_openssh/af854a3a-2127-422b-91ae-364da2661108
https://www.vicarius.io/vsociety/posts/regresshion-an-openssh-regression-error-cve-2024-63870b142b55-0307-4c5a-b3c9-f314f3fb7c5e
https://cert-portal.siemens.com/productcert/html/ssa-082556.html0b142b55-0307-4c5a-b3c9-f314f3fb7c5e
https://cert-portal.siemens.com/productcert/html/ssa-446545.html