CVE-2018-10844CWE-385

It was found that the GnuTLS implementation of HMAC-SHA-256 was vulnerable to a Lucky thirteen style attack

Medium · published August 22, 2018

CVSS v3.0
5.9
EPSS
4%
Percentile
89.5
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.0
5.9 · MEDIUM
Vector
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.03623 · 89.5th percentile
Weakness
CWE-385 · Covert Timing Channel
Published
2018-08-22T13:00Z
EPSS history
Timeline
  • 22 AUG 13:00Z
    It was found that the GnuTLS implementation of HMAC-SHA-256 was vulnerable to a Lucky thirteen style attack
    cvelistv5