Vulnerability in Gnu Gnutls
CVE-2024-0553
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…
EPSS: 0.016 (73.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Gnu Gnutls
- Fedoraproject Fedora — versions 39
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8 — versions 0:3.6.16-8.el8_9.1
- Red Hat Enterprise Linux 8.6 Extended Update Support — versions 0:3.6.16-5.el8_6.3
- Red Hat Enterprise Linux 8.8 Extended Update Support — versions 0:3.6.16-7.el8_8.2
- Red Hat Enterprise Linux 9 — versions 0:3.7.6-23.el9_3.3
- Red Hat Enterprise Linux 9.2 Extended Update Support — versions 0:3.7.6-21.el9_2.2
- Red Hat Rhodf-4.15-rhel-9 — versions v4.15.0-37, v4.15.0-68, v4.15.0-158
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_REDHAT, Third Party Advisory, vdb-entry)
- secalert@redhat.com (x_refsource_REDHAT, issue-tracking, Third Party Advisory, Issue Tracking)
- secalert@redhat.com (Exploit, Issue Tracking, Vendor Advisory)
Frequently asked questions
- What is CVE-2024-0553?
- CVE-2024-0553 is a high-severity vulnerability in Gnu Gnutls, classified under Observable Discrepancy. CVSS score: 7.5/10. Published 2024-01-16.
- How severe is CVE-2024-0553?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2024-0553 known to be exploited?
- 6 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.