Detections
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RHEL 7 : gnutls (RHSA-2018:3050)
medium Nessus Plugin ID 118516
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Synopsis
The remote Red Hat host is missing one or more security updates.Description
The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2018:3050 advisory.- 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)
Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.
Solution
Update the affected packages.See Also
http://www.nessus.org/u?2b0cc1e7
http://www.nessus.org/u?bd7f8f44
https://access.redhat.com/errata/RHSA-2018:3050
https://access.redhat.com/security/updates/classification/#moderate
https://bugzilla.redhat.com/show_bug.cgi?id=1375307
https://bugzilla.redhat.com/show_bug.cgi?id=1434091
https://bugzilla.redhat.com/show_bug.cgi?id=1444792
https://bugzilla.redhat.com/show_bug.cgi?id=1460125
https://bugzilla.redhat.com/show_bug.cgi?id=1464896
https://bugzilla.redhat.com/show_bug.cgi?id=1561481
https://bugzilla.redhat.com/show_bug.cgi?id=1582571
Plugin Details
Severity: Medium
ID: 118516
File Name: redhat-RHSA-2018-3050.nasl
Version: 1.10
Type: local
Agent: unix
Family: Red Hat Local Security Checks
Published: 10/31/2018
Updated: 4/27/2024
Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 5.2
Vendor
Vendor Severity: Moderate
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 Score Source: CVE-2018-10845
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:redhat:enterprise_linux:gnutls-dane, p-cpe:/a:redhat:enterprise_linux:gnutls, cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:redhat:enterprise_linux:gnutls-c%2b%2b, p-cpe:/a:redhat:enterprise_linux:gnutls-utils, p-cpe:/a:redhat:enterprise_linux:gnutls-devel
Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu
Exploit Ease: No known exploits are available
Patch Publication Date: 10/30/2018
Vulnerability Publication Date: 8/22/2018