#VU27336 Stack-based buffer overflow in musl libc - CVE-2014-3484

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Main Vulnerability Database Vulnerabilities #VU27336

#VU27336 Stack-based buffer overflow in musl libc - CVE-2014-3484

Published: April 27, 2020


Vulnerability identifier: #VU27336
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2014-3484
CWE-ID: CWE-121
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
musl libc
Software vendor:
GNU

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing an invalid name length in a DNS response in __dn_expand function in network/dn_expand.c in musl libc. A remote attacker can perform a denial of service attack or execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Remediation

Install update from vendor's website.

External links