Google Android 8.1/9.0/10.0/11.0 ih264e_bitstream.h BITSTREAM_FLUSH out-of-bounds write

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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3.2$0-$5k0.00

Summaryinfo

A vulnerability was found in Google Android 8.1/9.0/10.0/11.0. It has been declared as critical. This affects the function BITSTREAM_FLUSH of the file ih264e_bitstream.h. Such manipulation leads to out-of-bounds write. This vulnerability is referenced as CVE-2021-0519. The attack can only be performed from a local environment. No exploit is available. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability was found in Google Android 8.1/9.0/10.0/11.0 (Smartphone Operating System) and classified as problematic. Affected by this issue is the function BITSTREAM_FLUSH of the file ih264e_bitstream.h. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. Using CWE to declare the problem leads to CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality.

The weakness was published 08/18/2021 as A-176533109. The advisory is shared for download at source.android.com. This vulnerability is handled as CVE-2021-0519. 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 08/18/2021). 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.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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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: 3.3
VulDB Meta Temp Score: 3.2

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
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 write
CWE: CWE-787 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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

11/06/2020 🔍
08/18/2021 +284 days 🔍
08/18/2021 +0 days 🔍
08/19/2021 +1 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: A-176533109
Status: Confirmed

CVE: CVE-2021-0519 (🔍)
GCVE (CVE): GCVE-0-2021-0519
GCVE (VulDB): GCVE-100-181040
scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfo

Created: 08/18/2021 10:11
Updated: 08/19/2021 20:20
Changes: 08/18/2021 10:11 (41), 08/19/2021 20:20 (2)
Complete: 🔍
Cache ID: 216::103

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