Arch Linux update for git



Published: 2017-05-12
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2017-8386
CWE-ID CWE-264
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Operating systems & Components / Operating system

Vendor Arch Linux

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Privilege escalation

EUVDB-ID: #VU6933

Risk: Low

CVSSv3.1: 5.5 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-8386

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote authenticated attacker to gain elevated privileges on the target system.

The weakness exists due to an error when handling command-line options for the restricted set of git-shell commands. A remote attacker can use a repository name that starts with a - (dash) character to bypass git-shell restrictions and gain elevated privileges.

Successful exploitation of the vulnerability results in access to the system and information disclosure.

Mitigation

Update the affected package git to version 2.13.0-1.

Vulnerable software versions

Arch Linux: All versions

CPE2.3 External links

http://security.archlinux.org/advisory/ASA-201705-14


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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