FreeBSD : Python -- multiple vulnerabilities (3fcb70a4-e22d-11ea-98b2-080027846a02)

high Nessus Plugin ID 139714

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Synopsis

The remote FreeBSD host is missing one or more security-related updates.

Description

Python reports :

bpo-29778: Ensure python3.dll is loaded from correct locations when Python is embedded (CVE-2020-15523).

bpo-41004: CVE-2020-14422: The __hash__() methods of ipaddress.IPv4Interface and ipaddress.IPv6Interface incorrectly generated constant hash values of 32 and 128 respectively. This resulted in always causing hash collisions. The fix uses hash() to generate hash values for the tuple of (address, mask length, network address).

bpo-39603: Prevent http header injection by rejecting control characters in http.client.putrequest(...).

Solution

Update the affected packages.

See Also

http://www.nessus.org/u?de6a1440

http://www.nessus.org/u?8e08e160

http://www.nessus.org/u?ac74b645

Plugin Details

Severity: High

ID: 139714

File Name: freebsd_pkg_3fcb70a4e22d11ea98b2080027846a02.nasl

Version: 1.2

Type: local

Published: 8/20/2020

Updated: 8/24/2020

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6.9

Temporal Score: 5.1

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

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

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

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

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

Vulnerability Information

CPE: p-cpe:/a:freebsd:freebsd:python36, p-cpe:/a:freebsd:freebsd:python37, cpe:/o:freebsd:freebsd

Required KB Items: Host/local_checks_enabled, Host/FreeBSD/release, Host/FreeBSD/pkg_info

Exploit Ease: No known exploits are available

Patch Publication Date: 8/19/2020

Vulnerability Publication Date: 6/17/2020

Reference Information

CVE: CVE-2020-14422, CVE-2020-15523