Google Android 11.0 startVideoStream buffer overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.3$5k-$25k0.00

Summaryinfo

A vulnerability was found in Google Android 11.0 and classified as critical. This issue affects the function startVideoStream. The manipulation results in buffer overflow. This vulnerability is identified as CVE-2021-39677. There is not any exploit available. It is best practice to apply a patch to resolve this issue.

Detailsinfo

A vulnerability was found in Google Android 11.0 (Smartphone Operating System). It has been classified as critical. Affected is the function startVideoStream. The manipulation with an unknown input leads to a buffer overflow vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was released 02/12/2022 as A-205097028. The advisory is available at source.android.com. This vulnerability is traded as CVE-2021-39677 since 08/23/2021. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 02/12/2022). 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.

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Productinfo

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Vendor

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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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: Partially

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 🔍
02/12/2022 +173 days 🔍
02/12/2022 +0 days 🔍
02/17/2022 +5 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: A-205097028
Status: Confirmed

CVE: CVE-2021-39677 (🔍)
GCVE (CVE): GCVE-0-2021-39677
GCVE (VulDB): GCVE-100-192966
scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfo

Created: 02/12/2022 11:00
Updated: 02/17/2022 09:05
Changes: 02/12/2022 11:00 (41), 02/17/2022 09:03 (1), 02/17/2022 09:05 (1)
Complete: 🔍
Cache ID: 216::103

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