Sophos Web Appliance 3.7.8.1 end-user-/errdoc.php msg cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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3.9$0-$5k0.00

Summaryinfo

A vulnerability has been found in Sophos Web Appliance 3.7.8.1 and classified as problematic. This vulnerability affects unknown code of the file end-user-/errdoc.php. The manipulation of the argument msg with the input PHNjcmlwdD5hbGVydCgneHNzJyk7PC9zY3JpcHQ%2bCg%3d%3d leads to cross site scripting. This vulnerability is referenced as CVE-2013-2643. Remote exploitation of the attack is possible. Furthermore, an exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Sophos Web Appliance 3.7.8.1. This issue affects an unknown part of the file end-user-/errdoc.php. The manipulation of the argument msg with the input value PHNjcmlwdD5hbGVydCgneHNzJyk7PC9zY3JpcHQ%2bCg%3d%3d leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Impacted is integrity. The summary by CVE is:

Multiple cross-site scripting (XSS) vulnerabilities in Sophos Web Appliance before 3.7.8.2 allow remote attackers to inject arbitrary web script or HTML via the (1) xss parameter in an allow action to rss.php, (2) msg parameter to end-user/errdoc.php, (3) h parameter to end-user/ftp_redirect.php, or (4) threat parameter to the Blocked component.

The weakness was published 04/03/2013 by Wolfgang Ettlingers with SEC Consult as 118969 as confirmed bulletin (Website). The advisory is shared at sophos.com. The public release has been coordinated with Sophos. The identification of this vulnerability is CVE-2013-2643 since 03/22/2013. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Technical details as well as a public exploit are known. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

A public exploit has been developed by SEC Consult and been published immediately after the advisory. The exploit is available at seclists.org. It is declared as proof-of-concept. By approaching the search of inurl:end-user-/errdoc.php it is possible to find vulnerable targets with Google Hacking. The vulnerability scanner Nessus provides a plugin with the ID 66024 (Sophos Web Protection Appliance end-user-/errdoc.php msg Parameter XSS), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CGI abuses : XSS.

Upgrading to version 3.7.8.2 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (24932), Tenable (66024), OSVDB (91956†), Secunia (SA52814†) and SecurityTracker (ID 1028386†). Similar entries are available at VDB-8162, VDB-8163, VDB-8164 and VDB-8166. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 3.9

VulDB Base Score: 4.3
VulDB Temp Score: 3.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: SEC Consult
Download: 🔍
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 66024
Nessus Name: Sophos Web Protection Appliance end-user-/errdoc.php msg Parameter XSS
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Upgrade: Web Appliance 3.7.8.2

Timelineinfo

03/22/2013 🔍
04/01/2013 +10 days 🔍
04/03/2013 +2 days 🔍
04/03/2013 +0 days 🔍
04/03/2013 +0 days 🔍
04/04/2013 +1 days 🔍
04/08/2013 +4 days 🔍
04/08/2013 +0 days 🔍
04/18/2013 +10 days 🔍
03/18/2014 +334 days 🔍
12/09/2024 +3919 days 🔍

Sourcesinfo

Vendor: sophos.com

Advisory: 118969
Researcher: Wolfgang Ettlingers
Organization: SEC Consult
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2013-2643 (🔍)
GCVE (CVE): GCVE-0-2013-2643
GCVE (VulDB): GCVE-100-8165
Secunia: 52814 - Sophos Web Appliance Multiple Vulnerabilities, Moderately Critical
OSVDB: 91956
SecurityTracker: 1028386 - Sophos Web Protection Appliance Bugs Let Remote Users View Files and COnduct Cross-Site Scripting Attacks and Remote Authenticated Users Execute Arbitrary Commands

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 04/08/2013 10:56
Updated: 12/09/2024 22:16
Changes: 04/08/2013 10:56 (69), 08/09/2017 14:07 (6), 05/06/2021 18:37 (7), 05/06/2021 18:44 (1), 12/09/2024 22:16 (14)
Complete: 🔍
Committer: olku
Cache ID: 216:EFF:103

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