Wireshark up to 2.2.4 K12 File Parser wiretap/k12.c input validation

CVSS Meta Temp Score
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CTI Interest Score
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5.6$0-$5k0.00

Summaryinfo

A vulnerability was found in Wireshark up to 2.2.4. It has been declared as problematic. The impacted element is an unknown function of the file wiretap/k12.c of the component K12 File Parser. Such manipulation leads to input validation. This vulnerability is traded as CVE-2017-6473. The attack may be launched remotely. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Wireshark up to 2.2.4 (Packet Analyzer Software). Affected by this issue is some unknown processing of the file wiretap/k12.c of the component K12 File Parser. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is availability. CVE summarizes:

In Wireshark 2.2.0 to 2.2.4 and 2.0.0 to 2.0.10, there is a K12 file parser crash, triggered by a malformed capture file. This was addressed in wiretap/k12.c by validating the relationships between lengths and offsets.

The bug was discovered 03/03/2017. The weakness was shared 03/04/2017 as Bug 13431 as not defined bug report (Bugzilla). The advisory is shared for download at bugs.wireshark.org. This vulnerability is handled as CVE-2017-6473 since 03/03/2017. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 97782 (Debian DLA-858-1 : wireshark security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 175993 (Debian Security Update for wireshark (DSA 3811-1)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 2 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (97782) and SecurityFocus (BID 96565†). The entries VDB-97080, VDB-97538, VDB-97539 and VDB-97540 are related to this item. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.8

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
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: 97782
Nessus Name: Debian DLA-858-1 : wireshark security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 802761
OpenVAS Name: Wireshark Multiple DoS Vulnerabilities Mar17 (Windows)
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: 🔍

Timelineinfo

03/03/2017 🔍
03/03/2017 +0 days 🔍
03/03/2017 +0 days 🔍
03/03/2017 +0 days 🔍
03/04/2017 +1 days 🔍
03/04/2017 +0 days 🔍
03/16/2017 +12 days 🔍
03/17/2017 +1 days 🔍
09/04/2020 +1267 days 🔍

Sourcesinfo

Product: wireshark.org

Advisory: Bug 13431
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-6473 (🔍)
GCVE (CVE): GCVE-0-2017-6473
GCVE (VulDB): GCVE-100-97544

OVAL: 🔍

SecurityFocus: 96565 - Wireshark 'k12.c' Denial of Service Vulnerability
OSVDB: - CVE-2017-6473 - Wireshark - Denial of Service Issue

See also: 🔍

Entryinfo

Created: 03/04/2017 14:04
Updated: 09/04/2020 09:23
Changes: 03/04/2017 14:04 (77), 09/04/2020 09:23 (7)
Complete: 🔍
Cache ID: 216:560:103

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