Race Condition Affecting pam_ssh_agent_auth package, versions <0:0.10.3-2.16.71.amzn1
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Test your applications- Snyk ID SNYK-AMZN201803-PAMSSHAGENTAUTH-1715205
- published 27 Sep 2021
- disclosed 17 Aug 2018
Introduced: 17 Aug 2018
CVE-2018-15473 Open this link in a new tabHow to fix?
Upgrade Amazon-Linux:2018.03 pam_ssh_agent_auth to version 0:0.10.3-2.16.71.amzn1 or higher.
This issue was patched in ALAS-2018-1075.
NVD Description
Note: Versions mentioned in the description apply only to the upstream pam_ssh_agent_auth package and not the pam_ssh_agent_auth package as distributed by Amazon-Linux.
See How to fix? for Amazon-Linux:2018.03 relevant fixed versions and status.
OpenSSH through 7.7 is prone to a user enumeration vulnerability due to not delaying bailout for an invalid authenticating user until after the packet containing the request has been fully parsed, related to auth2-gss.c, auth2-hostbased.c, and auth2-pubkey.c.
References
- http://www.securityfocus.com/bid/105140
- https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2018-0011
- https://security.netapp.com/advisory/ntap-20181101-0001/
- http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-15473
- https://www.debian.org/security/2018/dsa-4280
- https://www.exploit-db.com/exploits/45210/
- https://www.exploit-db.com/exploits/45233/
- https://www.exploit-db.com/exploits/45939/
- https://security.gentoo.org/glsa/201810-03
- https://bugs.debian.org/906236
- https://github.com/openbsd/src/commit/779974d35b4859c07bc3cb8a12c74b43b0a7d1e0
- https://www.oracle.com/security-alerts/cpujan2020.html
- http://www.openwall.com/lists/oss-security/2018/08/15/5
- https://lists.debian.org/debian-lts-announce/2018/08/msg00022.html
- https://access.redhat.com/errata/RHSA-2019:0711
- https://access.redhat.com/errata/RHSA-2019:2143
- http://www.securitytracker.com/id/1041487
- https://usn.ubuntu.com/3809-1/
- https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf
- https://www.exploit-db.com/exploits/45233