Google Android cd_codec.c cd_ParseMsg out-of-bounds

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
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.
5.1$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Google Android. This affects the function cd_ParseMsg of the file cd_codec.c. The manipulation results in out-of-bounds. This vulnerability is reported as CVE-2021-39726. The attack can be launched remotely. No exploit exists. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability was found in Google Android (Smartphone Operating System) (affected version unknown). It has been classified as problematic. Affected is the function cd_ParseMsg of the file cd_codec.c. The manipulation with an unknown input leads to a out-of-bounds vulnerability. CWE is classifying the issue as CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality.

The weakness was disclosed 03/16/2022 as A-181782896. The advisory is shared for download at source.android.com. This vulnerability is traded as CVE-2021-39726 since 08/23/2021. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 03/16/2022). It is expected to see the exploit prices for this product increasing in the near future.

Applying a patch is able to eliminate this problem.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
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: Out-of-bounds
CWE: CWE-125 / 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: Patch
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/23/2021 🔍
03/16/2022 +205 days 🔍
03/16/2022 +0 days 🔍
03/19/2022 +3 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: A-181782896
Status: Confirmed

CVE: CVE-2021-39726 (🔍)
GCVE (CVE): GCVE-0-2021-39726
GCVE (VulDB): GCVE-100-195252
scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfo

Created: 03/16/2022 21:00
Updated: 03/19/2022 09:56
Changes: 03/16/2022 21:00 (41), 03/19/2022 09:56 (1)
Complete: 🔍
Cache ID: 216::103

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