#VU16148 Command injection in Git - CVE-2018-19486

Vulnerability identifier: #VU16148

Vulnerability risk: Low

CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2018-19486

CWE-ID: CWE-77

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Git
Client/Desktop applications / Software for system administration

Vendor: Git

Description

The vulnerability allows a remote authenticated attacker to execute arbitrary commands on the target system.

The vulnerability exists due to a flaw in the run_command() API and 'run-command.c' when handling malicious input. A remote attacker can issue specially crafted commands from the current working directory and execute arbitrary commands on the target system.

Mitigation
Update to version 2.19.2.

Vulnerable software versions

Git: 2.19.0 - 2.19.1

---

External links
https://git.kernel.org/pub/scm/git/git.git/tree/Documentation/RelNotes/2.19.2.txt

---

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.