Stack-based buffer overflow in jq - CVE-2023-50268
Published: March 28, 2025
Vulnerability identifier: #VU106250
CSH Severity: Medium
CVSS v4 BT: 4.8 [CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2023-50268
CWE-ID: CWE-121
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error within the command-line JSON processor. A remote attacker can pass specially crafted input to the application, trigger a stack-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
jq
How to mitigate CVE-2023-50268
Install updates from vendor's website.
jq - update to 1.7.1
External References
- https://github.com/jqlang/jq/security/advisories/GHSA-7hmr-442f-qc8j
- https://github.com/jqlang/jq/pull/2804
- https://github.com/jqlang/jq/commit/c9a51565214eece8f1053089739aea73145bfd6b
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=64771
- http://www.openwall.com/lists/oss-security/2023/12/15/10