Wireshark up to 1.10.9 SDP Dissector use after free

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.6$0-$5k0.00

Summaryinfo

A vulnerability was found in Wireshark up to 1.10.9. It has been rated as problematic. This vulnerability affects unknown code of the component SDP Dissector. The manipulation leads to use after free. This vulnerability is uniquely identified as CVE-2014-6421. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Wireshark up to 1.10.9 (Packet Analyzer Software). It has been rated as problematic. This issue affects an unknown function of the component SDP Dissector. The manipulation with an unknown input leads to a use after free vulnerability. Using CWE to declare the problem leads to CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. Impacted is availability. The summary by CVE is:

Use-after-free vulnerability in the SDP dissector in Wireshark 1.10.x before 1.10.10 allows remote attackers to cause a denial of service (application crash) via a crafted packet that leverages split memory ownership between the SDP and RTP dissectors.

The weakness was disclosed 09/16/2014 by Buildbot Builder as wnpa-sec-2014-12 as confirmed advisory (Website). The advisory is shared at wireshark.org. The identification of this vulnerability is CVE-2014-6421 since 09/16/2014. 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 77731 (Wireshark 1.10.x < 1.10.10 Multiple DoS Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows. The commercial vulnerability scanner Qualys is able to test this issue with plugin 350280 (Amazon Linux Security Advisory for wireshark: ALAS-2014-446).

Upgrading to version 1.10.10 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 (96227), Tenable (77731), SecurityFocus (BID 69855†), Secunia (SA60280†) and SecurityTracker (ID 1031111†). The entries VDB-67698, VDB-67699, VDB-67700 and VDB-67701 are pretty similar. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.6

VulDB Base Score: 5.3
VulDB Temp Score: 4.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 77731
Nessus Name: Wireshark 1.10.x < 1.10.10 Multiple DoS Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 802902
OpenVAS Name: Wireshark Denial of Service Vulnerability-03 Sep14 (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: 🔍

Upgrade: Wireshark 1.10.10
Patch: 04c05a21e34cec326f1aff2f5f8a6e74e1ced984

Timelineinfo

09/16/2014 🔍
09/16/2014 +0 days 🔍
09/16/2014 +0 days 🔍
09/16/2014 +0 days 🔍
09/16/2014 +0 days 🔍
09/17/2014 +1 days 🔍
09/20/2014 +3 days 🔍
09/29/2014 +9 days 🔍
10/22/2014 +23 days 🔍
10/22/2014 +0 days 🔍
11/02/2014 +11 days 🔍
02/21/2022 +2668 days 🔍

Sourcesinfo

Product: wireshark.org

Advisory: wnpa-sec-2014-12
Researcher: Buildbot Builder
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-6421 (🔍)
GCVE (CVE): GCVE-0-2014-6421
GCVE (VulDB): GCVE-100-67697

OVAL: 🔍
IAVM: 🔍

X-Force: 96227 - Wireshark SDP denial of service, Medium Risk
SecurityFocus: 69855 - Wireshark RTP Dissector CVE-2014-6421 Remote Denial of Service Vulnerability
Secunia: 60280 - Red Hat update for wireshark, Moderately Critical
SecurityTracker: 1031111 - Wireshark Multiple Dissector Bugs Let Remote Users Deny Service
Vulnerability Center: 46840 - Wireshark 1.10.0 through 1.10.9 Remote DoS Vulnerability via Crafted Packets, Medium

See also: 🔍

Entryinfo

Created: 09/29/2014 09:51
Updated: 02/21/2022 03:05
Changes: 09/29/2014 09:51 (88), 06/10/2017 10:08 (4), 02/21/2022 02:58 (4), 02/21/2022 03:05 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Want to stay up to date on a daily basis?

Enable the mail alert feature now!