CVE-2017-17831

Public Exploit

Description

GitHub Git LFS before 2.1.1 allows remote attackers to execute arbitrary commands via an ssh URL with an initial dash character in the hostname, located on a "url =" line in a .lfsconfig file within a repository.

Category

8.8
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.77% Top 30%
Third-Party Advisory recurity-labs.com Third-Party Advisory securityfocus.com Third-Party Advisory atlassian.com Third-Party Advisory github.com Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/git-lfs/git-lfs/releases/tag/v2.1.1 third party advisory release notes
http://blog.recurity-labs.com/2017-08-10/scm-vulns third party advisory exploit
http://www.securityfocus.com/bid/102926 third party advisory vdb entry
https://github.com/git-lfs/git-lfs/pull/2242 third party advisory patch
https://confluence.atlassian.com/sourcetreekb/sourcetree-security-advisory-2018-01-24-942834324.html third party advisory

Frequently Asked Questions

What is the severity of CVE-2017-17831?
CVE-2017-17831 has been scored as a high severity vulnerability.
How to fix CVE-2017-17831?
To fix CVE-2017-17831, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-17831 being actively exploited in the wild?
It is possible that CVE-2017-17831 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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