Scientific Linux Security Update : gnutls on SL7.x x86_64 (20181030)

medium Nessus Plugin ID 119184

Synopsis

The remote Scientific Linux host is missing one or more security updates.

Description

Security Fix(es) :

- gnutls: HMAC-SHA-256 vulnerable to Lucky thirteen attack due to not enough dummy function calls (CVE-2018-10844)

- gnutls: HMAC-SHA-384 vulnerable to Lucky thirteen attack due to use of wrong constant (CVE-2018-10845)

- gnutls: 'Just in Time' PRIME + PROBE cache-based side channel attack can lead to plaintext recovery (CVE-2018-10846)

Solution

Update the affected packages.

See Also

http://www.nessus.org/u?c774d396

Plugin Details

Severity: Medium

ID: 119184

File Name: sl_20181030_gnutls_on_SL7_x.nasl

Version: 1.4

Type: local

Agent: unix

Published: 11/27/2018

Updated: 7/1/2020

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.2

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.2

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:N/A:N

CVSS v3

Risk Factor: Medium

Base Score: 5.9

Temporal Score: 5.2

Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:fermilab:scientific_linux:gnutls, p-cpe:/a:fermilab:scientific_linux:gnutls-c%2b%2b, p-cpe:/a:fermilab:scientific_linux:gnutls-dane, p-cpe:/a:fermilab:scientific_linux:gnutls-debuginfo, p-cpe:/a:fermilab:scientific_linux:gnutls-devel, p-cpe:/a:fermilab:scientific_linux:gnutls-utils, x-cpe:/o:fermilab:scientific_linux

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/RedHat/release, Host/RedHat/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 10/30/2018

Vulnerability Publication Date: 8/22/2018

Reference Information

CVE: CVE-2018-10844, CVE-2018-10845, CVE-2018-10846