Stack-based buffer overflow in musl libc - CVE-2015-1817
Published: April 27, 2020
Vulnerability identifier: #VU27339
CSH Severity: High
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2015-1817
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 inet_pton() function in network/inet_pton.c. A remote unauthenticated attacker can send specially crafted data to the application, trigger 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
musl libc
Ubuntu
musl (Ubuntu package)
Ubuntu
musl (Ubuntu package)
How to mitigate CVE-2015-1817
Install update from vendor's website.
musl libc - addressed in versions 1.0.5, 1.1.8
musl (Ubuntu package) - addressed in versions 0.9.15-1ubuntu0.1~esm1, 1.1.9-1ubuntu0.1~esm2
musl (Ubuntu package) - addressed in versions 0.9.15-1ubuntu0.1~esm1, 1.1.9-1ubuntu0.1~esm2