#VU87887 Buffer overflow in PCRE - CVE-2015-8392
Published: March 28, 2024
Vulnerability identifier: #VU87887
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2015-8392
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
PCRE
PCRE
Software vendor:
PCRE
PCRE
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to PCRE mishandles certain instances of the (?| substring. A remote attacker can cause a denial of service (unintended recursion and buffer overflow) or possibly have unspecified other impact via a crafted regular expression.
Remediation
Install updates from vendor's website.
External links
- http://rhn.redhat.com/errata/RHSA-2016-2750.html
- http://vcs.pcre.org/pcre/code/trunk/ChangeLog?view=markup
- http://www.openwall.com/lists/oss-security/2015/11/29/1
- https://access.redhat.com/errata/RHSA-2016:1132
- https://bto.bluecoat.com/security-advisory/sa128
- https://security.gentoo.org/glsa/201607-02