CVE-2018-10844
Published: 22 August 2018
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.
Priority
CVSS 3 base score: 5.9
Status
Package | Release | Status |
---|---|---|
gnutls26 Launchpad, Ubuntu, Debian |
bionic |
Does not exist
|
cosmic |
Does not exist
|
|
disco |
Does not exist
|
|
eoan |
Does not exist
|
|
focal |
Does not exist
|
|
groovy |
Does not exist
|
|
hirsute |
Does not exist
|
|
impish |
Does not exist
|
|
jammy |
Does not exist
|
|
precise |
Ignored
(end of ESM support, was needs-triage)
|
|
trusty |
Needs triage
|
|
upstream |
Needs triage
|
|
xenial |
Does not exist
|
|
gnutls28 Launchpad, Ubuntu, Debian |
bionic |
Released
(3.5.18-1ubuntu1.1)
|
cosmic |
Not vulnerable
(3.6.4-2ubuntu1)
|
|
disco |
Not vulnerable
(3.6.5-2ubuntu1)
|
|
eoan |
Not vulnerable
(3.6.5-2ubuntu1)
|
|
focal |
Not vulnerable
(3.6.5-2ubuntu1)
|
|
groovy |
Not vulnerable
(3.6.5-2ubuntu1)
|
|
hirsute |
Not vulnerable
(3.6.5-2ubuntu1)
|
|
impish |
Not vulnerable
(3.6.5-2ubuntu1)
|
|
jammy |
Not vulnerable
(3.6.5-2ubuntu1)
|
|
precise |
Does not exist
|
|
trusty |
Does not exist
(trusty was needed)
|
|
upstream |
Released
(3.5.19,3.6.3)
|
|
xenial |
Released
(3.4.10-4ubuntu1.5)
|
Notes
Author | Note |
---|---|
mdeslaur | RHEL7 update brings back SHA256 |
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-10844
- https://eprint.iacr.org/2018/747
- https://ubuntu.com/security/notices/USN-3999-1
- NVD
- Launchpad
- Debian