Scientific Linux Security Update : xterm on SL7.x x86_64 (2021:0617)

critical Nessus Plugin ID 148971
New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Synopsis

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

Description

The remote Scientific Linux 7 host has packages installed that are affected by a vulnerability as referenced in the SLSA-2021:0617-1 advisory.

- xterm: crash when processing combining characters (CVE-2021-27135)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected xterm and / or xterm-debuginfo packages.

See Also

https://www.scientificlinux.org/category/sl-errata/slsa-20210617-1

Plugin Details

Severity: Critical

ID: 148971

File Name: sl_20210222_xterm_on_SL7_x.nasl

Version: 1.2

Type: local

Agent: unix

Published: 4/23/2021

Updated: 4/23/2021

Dependencies: ssh_get_info.nasl

Risk Information

CVSS Score Source: CVE-2021-27135

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Temporal Vector: E:U/RL:OF/RC:C

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

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

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

Vulnerability Information

CPE: cpe:/o:fermilab:scientific_linux, p-cpe:/a:fermilab:scientific_linux:xterm, p-cpe:/a:fermilab:scientific_linux:xterm-debuginfo

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: 2/22/2021

Vulnerability Publication Date: 2/10/2021

Reference Information

CVE: CVE-2021-27135