Heap-based buffer overflow in Debian Linux



| Updated: 2020-08-09
Risk Medium
Patch available NO
Number of vulnerabilities 1
CVE-ID CVE-2014-6272
CWE-ID CWE-122
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Debian Linux
Operating systems & Components / Operating system

libevent
Universal components / Libraries / Libraries used by multiple products

Vendor Debian
libevent

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Heap-based buffer overflow

EUVDB-ID: #VU40672

Risk: Medium

CVSSv4.0: 2.7 [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-2014-6272

CWE-ID: CWE-122 - Heap-based Buffer Overflow

Exploit availability: No

Description

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

The vulnerability exists due to a boundary error within the 2.0 and later. A remote attacker can create a specially crafted file, trick the victim into opening it, trigger heap-based buffer overflow and execute arbitrary code on the target system.

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

Mitigation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Debian Linux: 7.0

libevent: 1.4.0 - 7.0

CPE2.3 External links

https://archives.seul.org/libevent/users/Jan-2015/msg00010.html
https://www.debian.org/security/2015/dsa-3119
https://www.slackware.com/security/viewer.php?l=slackware-security&y=2016&m=slackware-security.366317
https://puppet.com/security/cve/CVE-2014-6272


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.



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