CVE-2021-0341

mediumpriority · track · 30EPSS 0.009 · 59 %ileDEEURUUS
grimoire priorityP3 · Track
Exploitable?
—
no known exploitation
Likely / severe?
0.88% (59th) EPSS
CVSS 5 · medium
Is it mine?
34 products
Check your exposure
Who says so?
7 sources
cnnvd · enisa_euvd · fstec_bdu · osv

EPSS · scored 2026-10-27

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

01

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

  • FixedSIMATIC RF160B (6GT2003-0FA00)siemens_psirt

    Update to V2.2 or later version

  • MitigationSIMATIC RF160B (6GT2003-0FA00)cisa_csaf_ot

    Siemens has released a new version (V2.2) for SIMATIC RF160B and recommends to update to the latest version.

02

cvss

Technical severity, 0–10. One row per scoring source.

7.5
010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5–7.5

v2.05mediumAV:N/AC:L/Au:N/C:P/I:N/A:Nprimary · NVD / NIST USexploitability 10 · impact 2.9
v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nprimary · NVD / NIST USexploitability 3.9 · impact 3.6
v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nsecondary · CISA US
v3.17.5highAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nsecondary · FSTEC (BDU) RU
v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nsecondary · OSV
v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:P/RL:O/RC:Csecondary · Siemens ProductCERT DE
v3.16.9mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:Usecondary · CVSS-BT (t0sche)
03

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-295USprimaryCWE-200USCWE-295USCWE-295USCWE-295US
04

affected products (34)

Products and version ranges known to be affected.

showing 20 of 34
05

advisories (9)

Vendor and ecosystem advisories describing this.

  • SSA-770721SSA-770721: Multiple Vulnerabilities in SIMATIC RF160B before V2.22024-03-12csaf · siemens_psirtDE

    SIMATIC RF160B contain multiple vulnerabilities of different types that could allow an attacker to execute arbitrary code within the context of a privileged process. Siemens has released a new version for SIMATIC RF160B and recommends to update to the latest version.

  • WID-SEC-W-2023-0360Google Android: Mehrere SchwachstellenDeutsch2021-02-01csaf · cert_bundDE

    Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in Google Android ausnutzen, um beliebigen Programmcode mit Administratorrechten auszuführen, Informationen offenzulegen, einen Denial of Service Absturz herbeizuführen, seine Privilegien zu erhöhen oder unbekannte Auswirkungen zu verursachen.

  • WID-SEC-W-2023-1193Red Hat Single Sign On: Mehrere SchwachstellenDeutsch2023-05-10csaf · cert_bundDE

    Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in Red Hat Single Sign On ausnutzen, um einen Denial of Service Angriff durchzuführen, Informationen offenzulegen oder Sicherheitsvorkehrungen zu umgehen.

  • WID-SEC-W-2024-0123Oracle Fusion Middleware: Mehrere SchwachstellenDeutsch2024-01-16csaf · cert_bundDE

    Ein entfernter, anonymer oder authentisierter Angreifer kann mehrere Schwachstellen in Oracle Fusion Middleware ausnutzen, um die Vertraulichkeit, Integrität und Verfügbarkeit zu gefährden.

  • WID-SEC-W-2026-1194Oracle Communications: Mehrere SchwachstellenDeutsch2026-04-21csaf · cert_bundDE

    Ein entfernter, anonymer oder authentisierter Angreifer kann mehrere Schwachstellen in Oracle Communications ausnutzen, um die Vertraulichkeit, Integrität und Verfügbarkeit zu gefährden.

  • WID-SEC-W-2026-1229Atlassian Bamboo, Bitbucket, Confluence, Jira: Mehrere SchwachstellenDeutsch2026-04-21csaf · cert_bundDE

    Ein Angreifer kann mehrere Schwachstellen in Atlassian Bamboo, Atlassian Bitbucket, Atlassian Confluence und Atlassian Jira ausnutzen, um beliebigen Programmcode auszuführen, Sicherheitsmaßnahmen zu umgehen, Daten zu manipulieren oder offenzulegen oder Cross-Site-Scripting-Angriffe durchzuführen.

  • GHSA-3cqm-mf7h-prrjSquare OkHttp can accept the wrong certificate2022-05-24ghsa · osvUS

    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-11 Android ID: A-171980069

  • ICSA-24-074-07Siemens SIMATIC2024-03-14icsa · cisa_csaf_otUS

    Successful exploitation of these vulnerabilities could allow an attacker to execute arbitrary code within the context of a privileged process.

  • ASB-A-1719800692021-02-01vendor · osvUS

    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.

06

also known as (7)

Other names and identifiers for this entity.

07

sources

Which sources assert this record, and when.

cnnvdenisa_euvdfstec_bduosvcert_bundsiemens_psirtcisa_csaf_otNVDCVE.orgMITRE
published 2021-02-10modified 2026-06-17
09

references (6)

External citations — patches, advisories, analysis.

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