Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2014-3484 |
CWE-ID | CWE-121 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
musl libc Universal components / Libraries / Libraries used by multiple products |
Vendor | GNU |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
EUVDB-ID: #VU27336
Risk: Medium
CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2014-3484
CWE-ID:
CWE-121 - Stack-based buffer overflow
Exploit availability: No
DescriptionThe 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.
Install update from vendor's website.
Vulnerable software versionsmusl libc: 0.9.13 - 1.1.1
External linkshttp://git.musl-libc.org/cgit/musl/commit/?id=b3d9e0b94ea73c68ef4169ec82c898ce59a4e30a
http://seclists.org/oss-sec/2014/q2/495
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.