Use of a Broken or Risky Cryptographic Algorithm Affecting gnutls28 package, versions <3.4.10-4ubuntu1.5
Snyk CVSS
Attack Complexity
High
Confidentiality
High
Threat Intelligence
EPSS
0.4% (74th
percentile)
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Test your applications- Snyk ID SNYK-UBUNTU1604-GNUTLS28-340604
- published 25 Sep 2018
- disclosed 22 Aug 2018
Introduced: 22 Aug 2018
CVE-2018-10844 Open this link in a new tabHow to fix?
Upgrade Ubuntu:16.04
gnutls28
to version 3.4.10-4ubuntu1.5 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream gnutls28
package and not the gnutls28
package as distributed by Ubuntu
.
See How to fix?
for Ubuntu:16.04
relevant fixed versions and status.
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.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2018-10844
- https://gitlab.com/gnutls/gnutls/merge_requests/657
- https://lists.debian.org/debian-lts-announce/2018/10/msg00022.html
- https://security-tracker.debian.org/tracker/CVE-2018-10844
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ILMOWPKMTZAIMK5F32TUMO34XCABUCFJ/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WDYY3R4F5CUTFAMXH2C5NKYFVDEJLTT7/
- https://eprint.iacr.org/2018/747
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10844
- https://access.redhat.com/errata/RHSA-2018:3050
- https://access.redhat.com/errata/RHSA-2018:3505
- http://www.securityfocus.com/bid/105138
- https://usn.ubuntu.com/3999-1/
- https://access.redhat.com/security/cve/CVE-2018-10844
- https://bugzilla.redhat.com/show_bug.cgi?id=1582571
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ILMOWPKMTZAIMK5F32TUMO34XCABUCFJ/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WDYY3R4F5CUTFAMXH2C5NKYFVDEJLTT7/