Wireshark up to 3.2.12/3.4.4 MS-WSP Dissector memory allocation

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 (≈)
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CTI Interest Score
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3.1$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Wireshark up to 3.2.12/3.4.4. Affected by this issue is some unknown functionality of the component MS-WSP Dissector. Performing a manipulation results in memory allocation. This vulnerability was named CVE-2021-22207. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability was found in Wireshark up to 3.2.12/3.4.4 (Packet Analyzer Software). It has been classified as problematic. This affects some unknown processing of the component MS-WSP Dissector. The manipulation with an unknown input leads to a memory allocation vulnerability. CWE is classifying the issue as CWE-789. The product allocates memory based on an untrusted, large size value, but it does not ensure that the size is within expected limits, allowing arbitrary amounts of memory to be allocated. This is going to have an impact on availability.

The weakness was presented 04/24/2021. It is possible to read the advisory at gitlab.com. This vulnerability is uniquely identified as CVE-2021-22207. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.1
VulDB Meta Temp Score: 3.1

VulDB Base Score: 3.1
VulDB Temp Score: 3.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Memory allocation
CWE: CWE-789 / CWE-400 / 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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/05/2021 🔍
04/24/2021 +108 days 🔍
04/24/2021 +0 days 🔍
04/29/2021 +5 days 🔍

Sourcesinfo

Product: wireshark.org

Advisory: gitlab.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2021-22207 (🔍)
GCVE (CVE): GCVE-0-2021-22207
GCVE (VulDB): GCVE-100-173823

Entryinfo

Created: 04/24/2021 09:05
Updated: 04/29/2021 09:50
Changes: 04/24/2021 09:05 (37), 04/29/2021 09:47 (2), 04/29/2021 09:50 (1)
Complete: 🔍
Cache ID: 216::103

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