Scientific Linux Security Update : wpa_supplicant on SL7.x x86_64 (2021:0808)

high Nessus Plugin ID 147714

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-2021:0808-1 advisory.

- wpa_supplicant: Use-after-free in P2P provision discovery processing (CVE-2021-27803)

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 wpa_supplicant and / or wpa_supplicant-debuginfo packages.

See Also

https://www.scientificlinux.org/category/sl-errata/slsa-20210808-1

Plugin Details

Severity: High

ID: 147714

File Name: sl_20210311_wpa_supplicant_on_SL7_x.nasl

Version: 1.3

Type: local

Agent: unix

Published: 3/11/2021

Updated: 3/12/2021

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 5.4

Temporal Score: 4

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

CVSS Score Source: CVE-2021-27803

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

Vulnerability Information

CPE: cpe:/o:fermilab:scientific_linux, p-cpe:/a:fermilab:scientific_linux:wpa_supplicant, p-cpe:/a:fermilab:scientific_linux:wpa_supplicant-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: 3/11/2021

Vulnerability Publication Date: 2/26/2021

Reference Information

CVE: CVE-2021-27803