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CVE-2025-4575

MEDIUM
Published 2025-05-22T13:36:49.694Z
Actions:

CVSS Score

V3.1
6.5
/10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
Base Score Metrics
Exploitability: N/A Impact: N/A

Attack Vector Metrics

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED

Impact Metrics

Confidentiality
NONE
Integrity
LOW
Availability
LOW

Description

Issue summary: Use of -addreject option with the openssl x509 application adds
a trusted use instead of a rejected use for a certificate.

Impact summary: If a user intends to make a trusted certificate rejected for
a particular use it will be instead marked as trusted for that use.

A copy & paste error during minor refactoring of the code introduced this
issue in the OpenSSL 3.5 version. If, for example, a trusted CA certificate
should be trusted only for the purpose of authenticating TLS servers but not
for CMS signature verification and the CMS signature verification is intended
to be marked as rejected with the -addreject option, the resulting CA
certificate will be trusted for CMS signature verification purpose instead.

Only users which use the trusted certificate format who use the openssl x509
command line application to add rejected uses are affected by this issue.
The issues affecting only the command line application are considered to
be Low severity.

The FIPS modules in 3.5, 3.4, 3.3, 3.2, 3.1 and 3.0 are not affected by this
issue.

OpenSSL 3.4, 3.3, 3.2, 3.1, 3.0, 1.1.1 and 1.0.2 are also not affected by this
issue.

Available Exploits

No exploits available for this CVE.

Related News

OpenSSL x509アプリケーションにおける、拒否設定の代わりに信頼設定を付加してしまう問題(OpenSSL Security Advisory [22nd May 2025])

OpenSSL Projectより、OpenSSL Security Advisory [22nd May 2025]("The x509 application adds trusted use instead of rejected use (CVE-2025-4575)")が公開されました。

Jvn.jp 2025-05-27 05:30

Affected Products

Affected Versions:

References

Published: 2025-05-22T13:36:49.694Z
Last Modified: 2025-05-22T16:03:42.330Z
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