FreeBSD : Python -- DoS via malformed XML-RPC / HTTP POST request (b4f8be9e-56b2-11e1-9fb7-003067b2972c)

medium Nessus Plugin ID 57926
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Synopsis

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

Description

Jan Lieskovsky reports,

A denial of service flaw was found in the way Simple XML-RPC Server module of Python processed client connections, that were closed prior the complete request body has been received. A remote attacker could use this flaw to cause Python Simple XML-RPC based server process to consume excessive amount of CPU.

Solution

Update the affected packages.

See Also

https://bugs.python.org/issue14001

https://bugzilla.redhat.com/show_bug.cgi?id=789790

http://web.archive.org/liveweb/https://bugs.pypy.org/issue1047

http://www.nessus.org/u?e2b6abf4

Plugin Details

Severity: Medium

ID: 57926

File Name: freebsd_pkg_b4f8be9e56b211e19fb7003067b2972c.nasl

Version: 1.11

Type: local

Published: 2/14/2012

Updated: 1/6/2021

Dependencies: ssh_get_info.nasl

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5

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

Vulnerability Information

CPE: p-cpe:/a:freebsd:freebsd:pypy, p-cpe:/a:freebsd:freebsd:python24, p-cpe:/a:freebsd:freebsd:python25, p-cpe:/a:freebsd:freebsd:python26, p-cpe:/a:freebsd:freebsd:python27, p-cpe:/a:freebsd:freebsd:python31, p-cpe:/a:freebsd:freebsd:python32, cpe:/o:freebsd:freebsd

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

Patch Publication Date: 2/14/2012

Vulnerability Publication Date: 2/13/2012

Reference Information

CVE: CVE-2012-0845