SUSE SLED15 / SLES15 Security Update : python (SUSE-SU-2021:3489-1)

high Nessus Plugin ID 154303
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 SUSE host is missing one or more security updates.

Description

The remote SUSE Linux SLED15 / SLES15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2021:3489-1 advisory.

- Denial of service when identifying crafted invalid RFCs [fedora-all] (CVE-2021-3733)

- client can enter an infinite loop on a 100 Continue response from the server [fedora-all] (CVE-2021-3737)

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 packages.

See Also

https://bugzilla.suse.com/1189241

https://bugzilla.suse.com/1189287

http://www.nessus.org/u?e9390a84

https://www.suse.com/security/cve/CVE-2021-3733

https://www.suse.com/security/cve/CVE-2021-3737

Plugin Details

Severity: High

ID: 154303

File Name: suse_SU-2021-3489-1.nasl

Version: 1.3

Type: local

Agent: unix

Published: 10/21/2021

Updated: 10/29/2021

Dependencies: ssh_get_info.nasl

Risk Information

CVSS Score Source: CVE-2021-3737

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

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

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:libpython2_7-1_0, p-cpe:/a:novell:suse_linux:python, p-cpe:/a:novell:suse_linux:python-base, p-cpe:/a:novell:suse_linux:python-curses, p-cpe:/a:novell:suse_linux:python-devel, p-cpe:/a:novell:suse_linux:python-gdbm, p-cpe:/a:novell:suse_linux:python-tk, p-cpe:/a:novell:suse_linux:python-xml, cpe:/o:novell:suse_linux:15

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: 10/20/2021

Vulnerability Publication Date: 9/20/2021

Reference Information

CVE: CVE-2021-3733, CVE-2021-3737

SuSE: SUSE-SU-2021:3489-1

IAVA: 2021-A-0497