Input validation error in wireshark (Alpine package)

1) Input validation error

EUVDB-ID: #VU32829

Risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2012-0068

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to perform service disruption.

The lanalyzer_read function in wiretap/lanalyzer.c in Wireshark 1.4.x before 1.4.11 and 1.6.x before 1.6.5 allows remote attackers to cause a denial of service (application crash) via a Novell capture file containing a record that is too small.

Mitigation

Install update from vendor's website.

Vulnerable software versions

wireshark (Alpine package): 1.4.1-r0 - 1.6.3-r0

CPE2.3

• cpe:2.3:o:alpine:wireshark_alpine_package:1.4.1-r0:*:*:*:*:alpine_linux:*:2.1
• cpe:2.3:o:alpine:wireshark_alpine_package:1.4.6-r0:*:*:*:*:alpine_linux:*:2.1
• cpe:2.3:o:alpine:wireshark_alpine_package:1.4.9-r0:*:*:*:*:alpine_linux:*:2.1

External links

https://git.alpinelinux.org/aports/commit/?id=210aa7dfdb54d15d6b66b646b335583f03d8a59c

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.