Vulnerability CVE-2018-17456
Published: 2018-10-06

Description:
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.

Type:

CWE-20

 (Improper Input Validation)

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Redhat -> Enterprise linux 
Redhat -> Enterprise linux desktop 
Redhat -> Enterprise linux server 
Redhat -> Enterprise linux server aus 
Redhat -> Enterprise linux server eus 
Redhat -> Enterprise linux server tus 
Redhat -> Enterprise linux workstation 
Redhat -> Ansible tower 
Git-scm -> GIT 
Debian -> Debian linux 
Canonical -> Ubuntu linux 

 References:
http://packetstormsecurity.com/files/152173/Sourcetree-Git-Arbitrary-Code-Execution-URL-Handling.html
http://www.securityfocus.com/bid/105523
http://www.securityfocus.com/bid/107511
http://www.securitytracker.com/id/1041811
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://github.com/git/git/commit/1a7fd1fb2998002da6e9ff2ee46e1bdd25ee8404
https://github.com/git/git/commit/a124133e1e6ab5c7a9fef6d0e6bcb084e3455b46
https://marc.info/?l=git&m=153875888916397&w=2
https://seclists.org/bugtraq/2019/Mar/30
https://usn.ubuntu.com/3791-1/
https://www.debian.org/security/2018/dsa-4311
https://www.exploit-db.com/exploits/45548/
https://www.exploit-db.com/exploits/45631/
https://www.openwall.com/lists/oss-security/2018/10/06/3
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