Google Android 11.0/12.0/13.0 Intent.java toUriInner external reference

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 (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
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.
6.4$0-$5k0.00

A vulnerability was found in Google Android 11.0/12.0/13.0 (Smartphone Operating System). It has been rated as problematic. Affected by this issue is the function toUriInner of the file Intent.java. Using CWE to declare the problem leads to CWE-610. The product uses an externally controlled name or reference that resolves to a resource that is outside of the intended control sphere. Impacted is confidentiality, integrity, and availability. CVE summarizes:

In toUriInner of Intent.java, there is a possible way to launch an arbitrary activity due to a confused deputy. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12L Android-13Android ID: A-261858325

The weakness was presented 04/20/2023 as A-261858325. The advisory is available at source.android.com. This vulnerability is handled as CVE-2023-21097 since 11/03/2022. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 05/14/2023). 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.

Productinfo

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Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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: 🔍

Exploitinginfo

Class: External reference
CWE: CWE-610
CAPEC: 🔍
ATT&CK: 🔍

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

11/03/2022 🔍
04/20/2023 +167 days 🔍
04/20/2023 +0 days 🔍
05/14/2023 +24 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: A-261858325
Status: Confirmed

CVE: CVE-2023-21097 (🔍)
scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfo

Created: 04/20/2023 07:49
Updated: 05/14/2023 13:12
Changes: 04/20/2023 07:49 (41), 05/14/2023 13:12 (12)
Complete: 🔍

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