phpCollab CMS 2.5 emailusers.php ID Local Privilege Escalation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.9$0-$5k0.00

Summaryinfo

A vulnerability was found in phpCollab CMS 2.5. It has been declared as problematic. Affected by this issue is some unknown functionality of the file /phpcollab/users/emailusers.php. Such manipulation of the argument ID leads to an unknown weakness. Furthermore, an exploit is available. It is suggested to apply the recommended workaround.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in phpCollab CMS 2.5 (Content Management System). Affected by this issue is some unknown processing of the file /phpcollab/users/emailusers.php. The manipulation of the argument id with an unknown input leads to a unknown weakness. The impact remains unknown.

The weakness was published 08/08/2016 by Benjamin Kunz Mejri with Vulnerability Lab as 1898 as not defined mailinglist post (Full-Disclosure). The advisory is shared for download at seclists.org. Technical details as well as a public exploit are known.

After immediately, there has been an exploit disclosed. The exploit is available at seclists.org. It is declared as proof-of-concept. By approaching the search of inurl:phpcollab/users/emailusers.php it is possible to find vulnerable targets with Google Hacking. The code used by the exploit is:

http://phpcollab.localhost:8080/phpcollab/users/emailusers.php?id=1'[SQL-INJECTION VULNERABILITY!]&&PHPSESSID=ghtu76jt276nji04lua07930t5

The best possible mitigation is suggested to be Workaround. The mailinglist post contains the following remark:

The vulnerability can be patched by usage of a prepared statement in the emailusers.php file GET method request. Disallow special chars and escape the input and outpit context entries to prevent further sql-injection attacks.

vulnerability-lab.com is providing further details. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.9

VulDB Base Score: 5.3
VulDB Temp Score: 4.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Local Privilege Escalation
CWE: Unknown
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍
Google Hack: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Workaround
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Timelineinfo

08/08/2016 🔍
08/08/2016 +0 days 🔍
08/17/2016 +9 days 🔍
03/28/2019 +953 days 🔍

Sourcesinfo

Advisory: 1898
Researcher: Benjamin Kunz Mejri
Organization: Vulnerability Lab
Status: Not defined

GCVE (VulDB): GCVE-100-90740
scip Labs: https://www.scip.ch/en/?labs.20161013
Misc.: 🔍

Entryinfo

Created: 08/17/2016 12:53
Updated: 03/28/2019 15:19
Changes: 08/17/2016 12:53 (47), 03/28/2019 15:19 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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