Improper input validation in Git - CVE-2018-11233

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Main Vulnerability Database Vulnerabilities #VU13048

Improper input validation in Git - CVE-2018-11233

Published: May 30, 2018


Vulnerability identifier: #VU13048
CSH Severity: Low
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2018-11233
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to obtain potentially sensitive information on the target system.

The weakness exists due to input validation flaw in processing path names on NTFS-based systems. A remote attacker can supply specially crafted path names and read random memory contents.

Affected software

Git
Gentoo Linux
Amazon Linux AMI
Red Hat Enterprise Linux for x86_64
Red Hat Enterprise Linux for Power
Slackware Linux
Ubuntu
Opensuse
Fedora
Apple Xcode
openSUSE Leap
git (Alpine package)
git (Ubuntu package)
git

How to mitigate CVE-2018-11233

Update to version 2.17.1.

git (Alpine package) - update to 2.11.3-r1
git (Ubuntu package) - addressed in versions 1:1.9.1-1ubuntu0.8, 1:2.7.4-0ubuntu1.4, 1:2.14.1-1ubuntu4.1, 1:2.17.1-1ubuntu0.1
git - addressed in versions 2.14.4-1.fc27, 2.17.1-2.fc28

External References

Related Security Bulletins