CVE-2024-0553
HIGH7.5EPSS 1.0%gnutls28 - security update
Published: 1/16/2024Modified: 4/28/2026
Description
A vulnerability was found in GnuTLS. The response times to malformed ciphertexts in RSA-PSK ClientKeyExchange differ from the response times of ciphertexts with correct PKCS#1 v1.5 padding. This issue may allow a remote attacker to perform a timing side-channel attack in the RSA-PSK key exchange, potentially leading to the leakage of sensitive data. CVE-2024-0553 is designated as an incomplete resolution for CVE-2023-5981.
Affected packages (3)
- Alpine/gnutlsfrom 0, < 3.8.3-r0
- Debian/gnutls28from 0, < 3.7.1-5+deb11u5
- Debian/gnutls28from 0, < 3.6.7-4+deb10u12
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |