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CVE-2023-5981

Good to know:

Date: November 28, 2023

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.

Language: C

Severity Score

5.9

Related Resources (16)

Url: https://access.redhat.com/errata/RHSA-2024:2094

Url: https://access.redhat.com/security/cve/CVE-2023-5981

Url: https://access.redhat.com/errata/RHSA-2024:1383

Url: https://gitlab.com/gnutls/gnutls/-/commit/29d6298d0b04cfff970b993915db71ba3f580b6d

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GNXKVR5YNUEBNHAHM5GSYKBZX4W2HMN2/

Url: https://bugzilla.redhat.com/show_bug.cgi?id=2248445

Url: https://access.redhat.com/errata/RHSA-2024:0319

Url: https://gnutls.org/security-new.html#GNUTLS-SA-2023-10-23

Url: http://www.openwall.com/lists/oss-security/2024/01/19/3

Url: https://access.redhat.com/errata/RHSA-2024:0451

Url: https://access.redhat.com/errata/RHSA-2024:0155

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7ZEIOLORQ7N6WRPFXZSYDL2MC4LP7VFV/

Url: https://nvd.nist.gov/vuln/detail/CVE-2023-5981

Url: https://access.redhat.com/errata/RHSA-2024:0399

Url: https://access.redhat.com/errata/RHSA-2024:0533

Url: https://www.mend.io/vulnerability-database/CVE-2023-5981

Severity Score

5.9

Weakness Type (CWE)

Observable Discrepancy

CWE-203

Top Fix

Upgrade Version

Upgrade to version 3.8.2

CVSS v3.1

Base Score:	5.9
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	HIGH
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	HIGH
Integrity (I):	NONE
Availability (A):	NONE

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