Out-of-bounds read in gawk - CVE-2023-4156
Published: August 24, 2023
Vulnerability identifier: #VU79963
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-4156
CWE-ID: CWE-125
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: GNU
Affected software:
gawk
gawk
Detailed vulnerability description
The vulnerability allows a local user to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition in builtin.c. A local user can trigger an out-of-bounds read error and read contents of memory on the system.
How to mitigate CVE-2023-4156
Install updates from vendor's website.