Wireshark up to 3.2.17/3.4.9 Bluetooth SDP Dissector buffer overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Wireshark up to 3.2.17/3.4.9. Affected by this issue is some unknown functionality of the component Bluetooth SDP Dissector. Executing a manipulation can lead to buffer overflow. This vulnerability is tracked as CVE-2021-39925. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability classified as critical was found in Wireshark up to 3.2.17/3.4.9 (Packet Analyzer Software). This vulnerability affects an unknown function of the component Bluetooth SDP Dissector. The manipulation with an unknown input leads to a buffer overflow vulnerability. The CWE definition for the vulnerability is CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. As an impact it is known to affect availability.

The weakness was disclosed 11/19/2021 as 17635. The advisory is shared for download at gitlab.com. This vulnerability was named CVE-2021-39925 since 08/23/2021. There are neither technical details nor an exploit publicly available.

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

Once again VulDB remains the best 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: 6.4
VulDB Meta Temp Score: 6.4

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

CNA Base Score: 7.5
CNA Vector (GitLab Inc.): 🔍

CVSSv2info

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

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
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

08/23/2021 🔍
11/19/2021 +88 days 🔍
11/19/2021 +0 days 🔍
11/22/2021 +3 days 🔍

Sourcesinfo

Product: wireshark.org

Advisory: 17635
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-39925 (🔍)
GCVE (CVE): GCVE-0-2021-39925
GCVE (VulDB): GCVE-100-187012

Entryinfo

Created: 11/19/2021 21:35
Updated: 11/22/2021 20:20
Changes: 11/19/2021 21:35 (49), 11/22/2021 20:20 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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