zKup 2.0/2.01/2.02/2.03 modifier.php improper authentication

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.9$0-$5k0.00

A vulnerability, which was classified as critical, has been found in zKup 2.0/2.01/2.02/2.03. This issue affects some unknown processing of the file admin/configuration/modifier.php. The manipulation with an unknown input leads to a improper authentication vulnerability. Using CWE to declare the problem leads to CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

zKup CMS 2.0 through 2.3 does not require administrative authentication for admin/configuration/modifier.php, which allows remote attackers to gain administrator privileges via a direct request, as demonstrated by adding a new administrator.

The weakness was disclosed 03/07/2008 (Website). It is possible to read the advisory at zkup.fr. The identification of this vulnerability is CVE-2008-7124 since 08/31/2009. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details as well as a public exploit are known.

After even before and not, there has been an exploit disclosed. The exploit is available at securityfocus.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:admin/configuration/modifier.php it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at X-Force (41068). The entry 49726 is pretty similar.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.9

VulDB Base Score: 7.3
VulDB Temp Score: 6.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
ATT&CK: Unknown

Local: No
Remote: Yes

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/07/2008 🔍
03/07/2008 +0 days 🔍
03/07/2008 +0 days 🔍
03/11/2008 +3 days 🔍
03/11/2008 +0 days 🔍
08/31/2009 +537 days 🔍
08/31/2009 +0 days 🔍
03/18/2015 +2025 days 🔍
08/20/2021 +2347 days 🔍

Sourcesinfo

Advisory: zkup.fr
Status: Not defined
Confirmation: 🔍

CVE: CVE-2008-7124 (🔍)
X-Force: 41068
SecurityFocus: 28149 - zKup Authentication Bypass Vulnerability
Secunia: 29276 - zKup PHP Code Execution and Security Bypass, Highly Critical
OSVDB: 43081 - zKup CMS admin/configuration/modifier.php Direct Request Authentication Bypass

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

Entryinfo

Created: 03/18/2015 15:15
Updated: 08/20/2021 17:56
Changes: 03/18/2015 15:15 (49), 08/15/2017 09:23 (15), 08/20/2021 17:56 (3)
Complete: 🔍

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