CVE-2021-0341

CVSS V2 Medium 5 CVSS V3 High 7.5
Description
In verifyHostName of OkHostnameVerifier.java, there is a possible way to accept a certificate for the wrong domain due to improperly used crypto. This could lead to remote information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-8.1 Android-9 Android-10 Android-11Android ID: A-171980069
Overview
  • CVE ID
  • CVE-2021-0341
  • Assigner
  • security@android.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-02-10T17:15:22
  • Last Modified Date
  • 2021-02-12T18:27:43
Weakness Enumerations
CWE URL
CWE-295 http://cwe.mitre.org/data/definitions/295.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:google:android:8.1:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:google:android:9.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:google:android:10.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:P/I:N/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • NONE
  • Base Score
  • 7.5
  • Base Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://source.android.com/security/bulletin/2021-02-01 Patch Vendor Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-0341
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-0341
History
Created Old Value New Value Data Type Notes
2022-05-10 07:23:24 Added to TrackCVE
2022-12-05 21:50:11 2021-02-10T17:15Z 2021-02-10T17:15:22 CVE Published Date updated
2022-12-05 21:50:11 2021-02-12T18:27:43 CVE Modified Date updated
2022-12-05 21:50:11 Analyzed Vulnerability Status updated