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vulnerability
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CVE-2023-5981
Component Overview
Vulnerability Overview
Name
CVE-2023-5981
Source
NVD (
link
)
Debian (
link
)
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.
CWEs
CWE-208
CWE-203
Published Date
Nov 28, 2023
Updated Date
Jun 17, 2026
Workaround
-
Advisories
https://access.redhat.com/errata/RHSA-2024:0155
Third Party Advisory
https://access.redhat.com/errata/RHSA-2024:0319
Third Party Advisory
https://access.redhat.com/errata/RHSA-2024:0399
Third Party Advisory
https://access.redhat.com/errata/RHSA-2024:0451
Third Party Advisory
https://access.redhat.com/errata/RHSA-2024:0533
Third Party Advisory
https://access.redhat.com/errata/RHSA-2024:1383
Third Party Advisory
https://access.redhat.com/errata/RHSA-2024:2094
Third Party Advisory
https://access.redhat.com/security/cve/CVE-2023-5981
Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2248445
Issue Tracking
https://gnutls.org/security-new.html#GNUTLS-SA-2023-10-23
Issue Tracking
http://www.openwall.com/lists/oss-security/2024/01/19/3
Third Party Advisory
https://access.redhat.com/errata/RHSA-2024:0155
Third Party Advisory
https://access.redhat.com/errata/RHSA-2024:0319
Third Party Advisory
https://access.redhat.com/errata/RHSA-2024:0399
Third Party Advisory
https://access.redhat.com/errata/RHSA-2024:0451
Third Party Advisory
https://access.redhat.com/errata/RHSA-2024:0533
Third Party Advisory
https://access.redhat.com/errata/RHSA-2024:1383
Third Party Advisory
https://access.redhat.com/errata/RHSA-2024:2094
Third Party Advisory
https://access.redhat.com/security/cve/CVE-2023-5981
Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2248445
Issue Tracking
https://gnutls.org/security-new.html#GNUTLS-SA-2023-10-23
Issue Tracking
https://lists.debian.org/debian-lts-announce/2023/11/msg00016.html
Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7ZEIOLORQ7N6WRPFXZSYDL2MC4LP7VFV/
Broken Link
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GNXKVR5YNUEBNHAHM5GSYKBZX4W2HMN2/
Broken Link
Analysis
#
Affected Component
Analysis
gnutls
Patched
Vulnerability Ratings
#
5.9
CVSSv31
5.9
CVSSv31
Others affected components
#
Name
Project
Project Version
Version
Status
gnutls
buildroot
2025.02.x
3.8.13
Not Affected
gnutls
buildroot
master
3.8.13
Not Affected
gnutls
openwrt
master
3.8.10-r1
Not Affected
gnutls
openwrt
openwrt-25.12
3.8.10-r1
Not Affected
gnutls
yocto
master
3.8.13
Not Affected
gnutls
yocto
scarthgap
3.8.4
Not Affected
Resolved with patches
#
gnutls (yocto:kirkstone)
#
Title
Author
Resolve
1
auth/rsa_psk: side-step potential side-channel
Daiki Ueno <ueno@gnu.org>
CVE-2023-5981