Arbitrary Argument Injection Affecting git-core-doc package, versions <0:2.14.5-1.amzn2
Threat Intelligence
Snyk has a published code exploit for this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-AMZN2-GITCOREDOC-1666045
- published27 Sept 2021
- disclosed6 Oct 2018
Introduced: 6 Oct 2018
CVE-2018-17456 (opens in a new tab)How to fix?
Upgrade Amazon-Linux:2 git-core-doc to version 0:2.14.5-1.amzn2 or higher.
This issue was patched in ALAS2-2018-1093.
NVD Description
Note: Versions mentioned in the description apply only to the upstream git-core-doc package and not the git-core-doc package as distributed by Amazon-Linux.
See How to fix? for Amazon-Linux:2 relevant fixed versions and status.
Git before 2.14.5, 2.15.x before 2.15.3, 2.16.x before 2.16.5, 2.17.x before 2.17.2, 2.18.x before 2.18.1, and 2.19.x before 2.19.1 allows remote code execution during processing of a recursive "git clone" of a superproject if a .gitmodules file has a URL field beginning with a '-' character.
References
- http://www.securityfocus.com/bid/105523
- http://www.securityfocus.com/bid/107511
- https://seclists.org/bugtraq/2019/Mar/30
- http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-17456
- https://www.debian.org/security/2018/dsa-4311
- https://www.exploit-db.com/exploits/45548/
- https://www.exploit-db.com/exploits/45631/
- http://packetstormsecurity.com/files/152173/Sourcetree-Git-Arbitrary-Code-Execution-URL-Handling.html
- https://github.com/git/git/commit/1a7fd1fb2998002da6e9ff2ee46e1bdd25ee8404
- https://github.com/git/git/commit/a124133e1e6ab5c7a9fef6d0e6bcb084e3455b46
- https://marc.info/?l=git&m=153875888916397&w=2
- https://www.openwall.com/lists/oss-security/2018/10/06/3
- https://access.redhat.com/errata/RHSA-2018:3408
- https://access.redhat.com/errata/RHSA-2018:3505
- https://access.redhat.com/errata/RHSA-2018:3541
- https://access.redhat.com/errata/RHSA-2020:0316
- http://www.securitytracker.com/id/1041811
- http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00003.html
- https://usn.ubuntu.com/3791-1/
- https://www.exploit-db.com/exploits/45548