OTRS prior 0.5 FileWrite race condition

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	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.
5.2	$0-$5k	0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in OTRS. The affected element is the function Kernel::System::Main::FileWrite. Such manipulation leads to race condition. This vulnerability is documented as CVE-2010-4765. There is not any exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in OTRS (Service Management Software) and classified as problematic. Affected by this issue is the function Kernel::System::Main::FileWrite. The manipulation with an unknown input leads to a race condition vulnerability. Using CWE to declare the problem leads to CWE-362. The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently. Impacted is integrity, and availability. CVE summarizes:

Race condition in the Kernel::System::Main::FileWrite method in Open Ticket Request System (OTRS) before 2.4.8 allows remote authenticated users to corrupt the TicketCounter.log data in opportunistic circumstances by creating tickets.

The weakness was released 03/18/2011 (Website). The advisory is shared for download at bugs.otrs.org. This vulnerability is handled as CVE-2010-4765. The attack may be launched remotely. The successful exploitation needs a simple authentication. There are known technical details, but no exploit is available.

Upgrading to version 0.5 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (66336) and Vulnerability Center (SBV-30803†). Entries connected to this vulnerability are available at VDB-56880, VDB-56879, VDB-56878 and VDB-56877. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• Service Management Software

Name

• OTRS

License

• open-source

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.2

VulDB Base Score: 5.4
VulDB Temp Score: 5.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Race condition
CWE: CWE-362
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

OpenVAS ID: 871070
OpenVAS Name: OTRS Race Condition Data Corruption Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: OTRS 0.5

Timelineinfo

03/16/2011 🔍
03/18/2011 +1 days 🔍
03/18/2011 +0 days 🔍
03/18/2011 +0 days 🔍
04/04/2011 +17 days 🔍
03/20/2015 +1446 days 🔍
10/19/2021 +2405 days 🔍

Sourcesinfo

Advisory: bugs.otrs.org
Status: Not defined
Confirmation: 🔍

CVE: CVE-2010-4765 (🔍)
GCVE (CVE): GCVE-0-2010-4765
GCVE (VulDB): GCVE-100-56876
X-Force: 66336
Vulnerability Center: 30803 - Open Ticket Request System before 2.4.8 Allows to Corrupt the TicketCounter.log Data, Medium

See also: 🔍

Entryinfo

Created: 03/20/2015 16:16
Updated: 10/19/2021 21:20
Changes: 03/20/2015 16:16 (47), 03/20/2017 09:28 (10), 10/19/2021 21:20 (4)
Complete: 🔍
Cache ID: 216:5FC:103

Once again VulDB remains the best source for vulnerability data.

Discussion

Do you want to use VulDB in your project?

Use the official API to access entries easily!