cbcvebase.
CVE-2018-10844
published 2018-08-22

CVE-2018-10844: 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…

PriorityP432medium5.9CVSS 3.1
AVNACHPRNUINSUCHINAN
EPSS
3.62%
88.2th percentile
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.

Affected

12 ranges
VendorProductVersion rangeFixed in
canonicalubuntu_linux
canonicalubuntu_linux
canonicalubuntu_linux
canonicalubuntu_linux
debiandebian_linux
debiangnutls28< gnutls28 3.5.19-1 (bookworm)gnutls28 3.5.19-1 (bookworm)
fedoraprojectfedora
fedoraprojectfedora
gnugnutls< 3.6.123.6.12
redhatenterprise_linux_desktop
redhatenterprise_linux_server
redhatenterprise_linux_workstation

CVSS provenance

nvdv3.15.9MEDIUMCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
nvdv3.05.9MEDIUMCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
nvdv2.04.3MEDIUMAV:N/AC:M/Au:N/C:P/I:N/A:N
osv5.9MEDIUM
vendor_debian5.9MEDIUM
vendor_redhat5.9MEDIUM
vendor_ubuntu5.9MEDIUM
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