Vulnerability CVE-2017-17831
Published: 2017-12-21

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.

Type:

CWE-20

 (Improper Input Validation)

CVSS2 => (AV:N/AC:M/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.8/10
6.4/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Git large file storage project -> Git large file storage 

 References:
http://blog.recurity-labs.com/2017-08-10/scm-vulns
http://www.securityfocus.com/bid/102926
https://confluence.atlassian.com/sourcetreekb/sourcetree-security-advisory-2018-01-24-942834324.html
https://github.com/git-lfs/git-lfs/pull/2242
https://github.com/git-lfs/git-lfs/releases/tag/v2.1.1
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