It was found that the GnuTLS implementation of HMAC-SHA-256 was vulnerable to a Lucky thirteen style attack. Remote attackers could use this flaw to conduct distinguishing attacks and plaintext-recovery attacks via statistical analysis of timing data using crafted packets.

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-1560-1 gnutls28 security update
EUVD EUVD EUVD-2018-2913 It was found that the GnuTLS implementation of HMAC-SHA-256 was vulnerable to a Lucky thirteen style attack. Remote attackers could use this flaw to conduct distinguishing attacks and plaintext-recovery attacks via statistical analysis of timing data using crafted packets.
Ubuntu USN Ubuntu USN USN-3999-1 GnuTLS vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Sun, 13 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00267}

epss

{'score': 0.00268}


Sat, 12 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00514}

epss

{'score': 0.00267}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-05T07:46:46.944Z

Reserved: 2018-05-09T00:00:00

Link: CVE-2018-10844

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2018-08-22T13:29:00.317

Modified: 2024-11-21T03:42:07.573

Link: CVE-2018-10844

cve-icon Redhat

Severity : Moderate

Publid Date: 2018-08-21T00:00:00Z

Links: CVE-2018-10844 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses