CVE-2021-0341
First published: Mon Feb 01 2021(Updated: )
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: Android Versions: Android-8.1 Android-9 Android-10 Android-11 Android ID: A-171980069 <a href="https://android.googlesource.com/platform/external/okhttp/+/ddc934efe3ed06ce34f3724d41cfbdcd7e7358fc%5E%21/#F1">https://android.googlesource.com/platform/external/okhttp/+/ddc934efe3ed06ce34f3724d41cfbdcd7e7358fc%5E%21/#F1</a>
Credit: security@android.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/rh-sso7-keycloak | <0:18.0.7-1.redhat_00001.1.el7 | 0:18.0.7-1.redhat_00001.1.el7 |
| redhat/rh-sso7-keycloak | <0:18.0.7-1.redhat_00001.1.el8 | 0:18.0.7-1.redhat_00001.1.el8 |
| redhat/rh-sso7-keycloak | <0:18.0.7-1.redhat_00001.1.el9 | 0:18.0.7-1.redhat_00001.1.el9 |
| Google Android | =8.1 | |
| Google Android | =9.0 | |
| Google Android | =10.0 | |
| Google Android | =11.0 | |
| redhat/Android_ID A | <171980069 | 171980069 |
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Reference Links
- https://android.googlesource.com/platform/external/okhttp/+/ddc934efe3ed06ce34f3724d41cfbdcd7e7358fc
- https://android.googlesource.com/platform/libcore/+/4076be9a99bad5ff7651540df976c57462c3b8ce
- https://source.android.com/docs/security/bulletin/2021-02-01 (Advisory)
- https://source.android.com/security/bulletin/2021-02-01
- https://android.googlesource.com/platform/external/okhttp/+/ddc934efe3ed06ce34f3724d41cfbdcd7e7358fc%5E%21/#F1
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2159795
- https://access.redhat.com/errata/RHSA-2023:0756
- https://access.redhat.com/security/cve/cve-2021-0341
- https://access.redhat.com/errata/RHSA-2023:2706
- https://access.redhat.com/errata/RHSA-2023:2707
- https://access.redhat.com/errata/RHSA-2023:2705
- https://access.redhat.com/errata/RHSA-2023:2713
- https://access.redhat.com/errata/RHSA-2023:2723
- https://access.redhat.com/errata/RHSA-2023:2710
- https://access.redhat.com/errata/RHSA-2023:3223
- https://bugzilla.redhat.com/show_bug.cgi?id=2154086
- https://www.cve.org/CVERecord?id=CVE-2021-0341 https://nvd.nist.gov/vuln/detail/CVE-2021-0341 https://source.android.com/security/bulletin/2021-02-01
Parent vulnerabilities
(Appears in the following advisories)
- collector/redhat-cve
- agent/type
- agent/first-publish-date
- collector/nvd-index
- agent/software-canonical-lookup-request
- collector/redhat-bugzilla
- source/Red Hat
- alias/CVE-2021-0341
- agent/software-canonical-lookup
- agent/description
- agent/author
- agent/remedy
- agent/weakness
- agent/references
- agent/severity
- agent/softwarecombine
- collector/mitre-cve
- source/MITRE
- agent/tags
- agent/event
- collector/android-source
- source/Android
- agent/last-modified-date
- agent/trending
- package-manager/redhat
- vendor/google
- canonical/google android
- version/google android/8.1
- version/google android/9.0
- version/google android/10.0
- version/google android/11.0