Input validation error in Wireshark

1) Input validation error

EUVDB-ID: #VU32809

Risk: Low

CVSSv4.0: 2.1 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/U:Clear]

CVE-ID: CVE-2012-1593

CWE-ID: CWE-20 - Improper input validation

Exploit availability: Yes

Description

The vulnerability allows remote attackers to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can cause a denial of service (NULL pointer dereference and application crash) via a malformed packet.

Mitigation

Update to version 1.4.12.

Vulnerable software versions

Wireshark: 1.4.0 - 1.4.11

CPE2.3

• cpe:2.3:a:wireshark_org:wireshark:1.4.0:*:*:*:*:*:*:*
• cpe:2.3:a:wireshark_org:wireshark:1.4.1:*:*:*:*:*:*:*
• cpe:2.3:a:wireshark_org:wireshark:1.4.2:*:*:*:*:*:*:*
• cpe:2.3:a:wireshark_org:wireshark:1.4.3:*:*:*:*:*:*:*
• cpe:2.3:a:wireshark_org:wireshark:1.4.4:*:*:*:*:*:*:*
• cpe:2.3:a:wireshark_org:wireshark:1.4.5:*:*:*:*:*:*:*
• cpe:2.3:a:wireshark_org:wireshark:1.4.6:*:*:*:*:*:*:*
• cpe:2.3:a:wireshark_org:wireshark:1.4.7:*:*:*:*:*:*:*
• cpe:2.3:a:wireshark_org:wireshark:1.4.8:*:*:*:*:*:*:*
• cpe:2.3:a:wireshark_org:wireshark:1.4.9:*:*:*:*:*:*:*

External links

https://anonsvn.wireshark.org/viewvc?view=revision&revision=40962
https://lists.fedoraproject.org/pipermail/package-announce/2012-April/078769.html
https://lists.fedoraproject.org/pipermail/package-announce/2012-April/078770.html
https://lists.opensuse.org/opensuse-updates/2012-04/msg00060.html
https://secunia.com/advisories/48548
https://secunia.com/advisories/48986
https://www.exploit-db.com/exploits/18758
https://www.openwall.com/lists/oss-security/2012/03/28/13
https://www.securitytracker.com/id?1026874
https://www.wireshark.org/security/wnpa-sec-2012-04.html
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=6823
https://exchange.xforce.ibmcloud.com/vulnerabilities/74361
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14991

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.