Wireshark up to 1.6.4 Packet null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability was found in Wireshark up to 1.6.4. It has been classified as problematic. This impacts an unknown function of the component Packet Handler. The manipulation leads to null pointer dereference. This vulnerability is documented as CVE-2012-0042. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Wireshark up to 1.6.4 (Packet Analyzer Software) and classified as critical. This issue affects an unknown code block of the component Packet Handler. The manipulation with an unknown input leads to a null pointer dereference vulnerability. Using CWE to declare the problem leads to CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. Impacted is availability. The summary by CVE is:

Wireshark 1.4.x before 1.4.11 and 1.6.x before 1.6.5 does not properly perform certain string conversions, which allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted packet, related to epan/to_str.c.

The weakness was released 01/10/2012 by Laurent Butti (Website). The advisory is shared at wireshark.org. The public release was coordinated with the project team. The identification of this vulnerability is CVE-2012-0042 since 12/07/2011. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 58849 (CentOS 6 : wireshark (CESA-2012:0509)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CentOS Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 120898 (Solaris 11 Support Repository Update (SRU) 4 Missing).

Upgrading to version 1.4.11 or 1.6.5 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (72289), Tenable (58849), SecurityFocus (BID 51368†), OSVDB (78256†) and Secunia (SA47494†). Entries connected to this vulnerability are available at VDB-4542, VDB-4557, VDB-60574 and VDB-60573. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.2

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 58849
Nessus Name: CentOS 6 : wireshark (CESA-2012:0509)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 70713
OpenVAS Name: Debian Security Advisory DSA 2395-1 (wireshark)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Wireshark 1.4.11/1.6.5

Timelineinfo

12/07/2011 🔍
01/10/2012 +34 days 🔍
01/10/2012 +0 days 🔍
01/10/2012 +0 days 🔍
01/11/2012 +1 days 🔍
01/11/2012 +0 days 🔍
01/11/2012 +0 days 🔍
01/11/2012 +0 days 🔍
01/21/2012 +9 days 🔍
01/30/2012 +9 days 🔍
04/11/2012 +72 days 🔍
03/20/2021 +3265 days 🔍

Sourcesinfo

Product: wireshark.org

Advisory: wireshark.org
Researcher: Laurent Butti
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2012-0042 (🔍)
GCVE (CVE): GCVE-0-2012-0042
GCVE (VulDB): GCVE-100-4541

OVAL: 🔍

X-Force: 72289
SecurityFocus: 51368 - Wireshark Buffer Overflow and Denial of Service Vulnerabilities
Secunia: 47494 - Wireshark Multiple Vulnerabilities, Highly Critical
OSVDB: 78256
SecurityTracker: 1026507 - Wireshark NULL Pointer Bug Lets Remote Users Deny Service
Vulnerability Center: 34354 - Wireshark NULL Pointer Dereference DoS Vulnerability via a Malformed Data Stream, Medium

See also: 🔍

Entryinfo

Created: 01/21/2012 01:00
Updated: 03/20/2021 13:44
Changes: 01/21/2012 01:00 (75), 04/09/2017 14:15 (11), 03/20/2021 13:44 (3)
Complete: 🔍
Cache ID: 216:6BE:103

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