CVE-2023-5981

5.9 MEDIUM
Published: November 28, 2023 Modified: November 04, 2025
View on NVD

Description

A vulnerability was found that the response times to malformed ciphertexts in RSA-PSK ClientKeyExchange differ from response times of ciphertexts with correct PKCS#1 v1.5 padding.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://access.redhat.com/errata/RHSA-2024:0155
Source: secalert@redhat.com
https://access.redhat.com/errata/RHSA-2024:0319
Source: secalert@redhat.com
https://access.redhat.com/errata/RHSA-2024:0399
Source: secalert@redhat.com
https://access.redhat.com/errata/RHSA-2024:0451
Source: secalert@redhat.com
https://access.redhat.com/errata/RHSA-2024:0533
Source: secalert@redhat.com
https://access.redhat.com/errata/RHSA-2024:1383
Source: secalert@redhat.com
https://access.redhat.com/errata/RHSA-2024:2094
Source: secalert@redhat.com
https://access.redhat.com/security/cve/CVE-2023-5981
Source: secalert@redhat.com
Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2248445
Source: secalert@redhat.com
Issue Tracking Third Party Advisory
https://gnutls.org/security-new.html#GNUTLS-SA-2023-10-23
Source: secalert@redhat.com
Issue Tracking Vendor Advisory
http://www.openwall.com/lists/oss-security/2024/01/19/3
Source: af854a3a-2127-422b-91ae-364da2661108
https://access.redhat.com/errata/RHSA-2024:0155
Source: af854a3a-2127-422b-91ae-364da2661108
https://access.redhat.com/errata/RHSA-2024:0319
Source: af854a3a-2127-422b-91ae-364da2661108
https://access.redhat.com/errata/RHSA-2024:0399
Source: af854a3a-2127-422b-91ae-364da2661108
https://access.redhat.com/errata/RHSA-2024:0451
Source: af854a3a-2127-422b-91ae-364da2661108
https://access.redhat.com/errata/RHSA-2024:0533
Source: af854a3a-2127-422b-91ae-364da2661108
https://access.redhat.com/errata/RHSA-2024:1383
Source: af854a3a-2127-422b-91ae-364da2661108
https://access.redhat.com/errata/RHSA-2024:2094
Source: af854a3a-2127-422b-91ae-364da2661108
https://access.redhat.com/security/cve/CVE-2023-5981
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2248445
Source: af854a3a-2127-422b-91ae-364da2661108
Issue Tracking Third Party Advisory
https://gnutls.org/security-new.html#GNUTLS-SA-2023-10-23
Source: af854a3a-2127-422b-91ae-364da2661108
Issue Tracking Vendor Advisory
https://lists.debian.org/debian-lts-announce/2023/11/msg00016.html
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7ZEIOLORQ7N6WRPFXZSYDL2MC4LP7VFV/
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GNXKVR5YNUEBNHAHM5GSYKBZX4W2HMN2/
Source: af854a3a-2127-422b-91ae-364da2661108

24 reference(s) from NVD

Quick Stats

CVSS v3 Score
5.9 / 10.0
EPSS (Exploit Probability)
0.6%
68th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-203 CWE-203

Affected Vendors

redhat fedoraproject gnu

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