#VU12885 Heap-based buffer overflow in OpenBSD

 

#VU12885 Heap-based buffer overflow in OpenBSD

Published: May 21, 2018


Vulnerability identifier: #VU12885
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: N/A
CWE-ID: CWE-122
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
OpenBSD
Software vendor:
OpenBSD

Description

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

The weakness exists due to multiple heap-based buffer overflows in in perl. A remote attacker can trigger memory corruption and cause segmentation faults, crashes, and reading memory past the buffer.

Remediation

Update to version 6.3.

External links