Scientific Linux Security Update : sudo on SL7.x i686/x86_64 (2021:0221)

high Nessus Plugin ID 145460

Language:

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-2021:0221-1 advisory.

- sudo: Heap buffer overflow in argument parsing (CVE-2021-3156)

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 sudo, sudo-debuginfo and / or sudo-devel packages.

Plugin Details

Severity: High

ID: 145460

File Name: sl_20210126_sudo_on_SL7_x.nasl

Version: 1.10

Type: local

Agent: unix

Family: Scientific Linux Local Security Checks

Published: 1/26/2021

Updated: 1/18/2023

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Critical

Score: 9.7

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 6.3

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

CVSS Score Source: CVE-2021-3156

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7.5

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

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

Vulnerability Information

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

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 1/26/2021

Vulnerability Publication Date: 1/26/2021

CISA Known Exploited Vulnerability Due Dates: 4/27/2022

Exploitable With

CANVAS (CANVAS)

Core Impact

Metasploit (Sudo Heap-Based Buffer Overflow)

Reference Information

CVE: CVE-2021-3156

IAVA: 2021-A-0053

RHSA: RHSA-2021:0221

Detections

Analytics