Race condition in OTRS

1) Race condition

EUVDB-ID: #VU45215

Risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2010-4765

CWE-ID: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

Exploit availability: No

Description

The vulnerability allows a remote #AU# to manipulate or delete data.

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.

Mitigation

Install update from vendor's website.

Vulnerable software versions

OTRS: 0.5 - 2.4.6

CPE2.3

• cpe:2.3:a:otrs_org:open_ticket_request_system:0.5:*:*:*:*:*:*:*
• cpe:2.3:a:otrs_org:open_ticket_request_system:1.0:*:*:*:*:*:*:*
• cpe:2.3:a:otrs_org:open_ticket_request_system:1.0.0:*:*:*:*:*:*:*

External links

https://bugs.otrs.org/show_bug.cgi?id=4936
https://source.otrs.org/viewvc.cgi/otrs/CHANGES?revision=1.1807

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.