openSUSE 15 Security Update : libspf2 (openSUSE-SU-2021:1187-1)

critical Nessus Plugin ID 152840

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Synopsis

The remote SUSE host is missing a security update.

Description

The remote SUSE Linux SUSE15 host has packages installed that are affected by a vulnerability as referenced in the openSUSE-SU-2021:1187-1 advisory.

- Stack buffer overflow in libspf2 versions below 1.2.11 when processing certain SPF macros can lead to Denial of service and potentially code execution via malicious crafted SPF explanation messages.
(CVE-2021-20314)

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 libspf2-2, libspf2-devel and / or libspf2-tools packages.

See Also

https://bugzilla.suse.com/1189104

http://www.nessus.org/u?529913e5

https://www.suse.com/security/cve/CVE-2021-20314

Plugin Details

Severity: Critical

ID: 152840

File Name: openSUSE-2021-1187.nasl

Version: 1.2

Type: local

Agent: unix

Published: 8/26/2021

Updated: 8/26/2021

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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

CVSS Score Source: CVE-2021-20314

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

Vulnerability Information

CPE: p-cpe:/a:novell:opensuse:libspf2-2, p-cpe:/a:novell:opensuse:libspf2-devel, p-cpe:/a:novell:opensuse:libspf2-tools, cpe:/o:novell:opensuse:15.2, cpe:/o:novell:opensuse:15.3

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

Exploit Ease: No known exploits are available

Patch Publication Date: 8/25/2021

Vulnerability Publication Date: 8/12/2021

Reference Information

CVE: CVE-2021-20314