Google Android 11.0 libavb integer overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Google Android 11.0. Affected by this issue is some unknown functionality of the component libavb. The manipulation leads to integer overflow. This vulnerability is traded as CVE-2020-0369. An attack has to be approached locally. There is no exploit available. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability was found in Google Android 11.0 (Smartphone Operating System). It has been rated as critical. This issue affects an unknown code of the component libavb. The manipulation with an unknown input leads to a integer overflow vulnerability. Using CWE to declare the problem leads to CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

In libavb, there is a possible out of bounds write due to an integer overflow. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-130231426

The weakness was shared 09/17/2020 (Website). It is possible to read the advisory at source.android.com. The identification of this vulnerability is CVE-2020-0369 since 10/17/2019. Attacking locally is a requirement. A simple authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 09/18/2020). 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.

The entries VDB-161398, VDB-161399, VDB-161402 and VDB-161403 are related to this item. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Integer overflow
CWE: CWE-190 / CWE-189
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

10/17/2019 🔍
09/17/2020 +336 days 🔍
09/18/2020 +1 days 🔍
09/18/2020 +0 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: source.android.com
Status: Not defined

CVE: CVE-2020-0369 (🔍)
GCVE (CVE): GCVE-0-2020-0369
GCVE (VulDB): GCVE-100-161459
scip Labs: https://www.scip.ch/en/?labs.20150917
See also: 🔍

Entryinfo

Created: 09/18/2020 07:41
Updated: 09/18/2020 07:46
Changes: 09/18/2020 07:41 (40), 09/18/2020 07:46 (18)
Complete: 🔍
Cache ID: 216::103

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