Google Android crypto/asn1.c asn1_p256_int out-of-bounds

CVSS Meta Temp Score
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CTI Interest Score
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4.0$0-$5k0.00

Summaryinfo

A vulnerability was found in Google Android. It has been declared as problematic. This impacts the function asn1_p256_int of the file crypto/asn1.c. The manipulation results in out-of-bounds. This vulnerability was named CVE-2022-20162. The attack needs to be approached locally. There is no available exploit. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability classified as problematic has been found in Google Android (Smartphone Operating System) (version now known). Affected is the function asn1_p256_int of the file crypto/asn1.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, integrity, and availability. CVE summarizes:

In asn1_p256_int of crypto/asn1.c, there is a possible out of bounds read due to an incorrect bounds check. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-223492713References: N/A

The weakness was presented 06/15/2022 as A-223492713. The advisory is shared for download at source.android.com. This vulnerability is traded as CVE-2022-20162 since 10/14/2021. There are known technical details, but no exploit is available.

Applying a patch is able to eliminate this problem.

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Productinfo

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Vendor

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License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.2
VulDB Meta Temp Score: 4.0

VulDB Base Score: 4.2
VulDB Temp Score: 4.0
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: 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

10/14/2021 🔍
06/15/2022 +244 days 🔍
06/15/2022 +0 days 🔍
06/15/2022 +0 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: A-223492713
Status: Confirmed

CVE: CVE-2022-20162 (🔍)
GCVE (CVE): GCVE-0-2022-20162
GCVE (VulDB): GCVE-100-202068
scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfo

Created: 06/15/2022 18:51
Changes: 06/15/2022 18:51 (42)
Complete: 🔍
Cache ID: 216::103

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