What’s Vulnerable › Vulnerabilities

CVE-2013-3551

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-02-21 · updated 2026-06-16
• Weakness: CWE-200

Description

Kernel/Modules/AgentTicketPhone.pm in Open Ticket Request System (OTRS) 3.0.x before 3.0.20, 3.1.x before 3.1.16, and 3.2.x before 3.2.7, and OTRS ITSM 3.0.x before 3.0.8, 3.1.x before 3.1.9, and 3.2.x before 3.2.5 does not properly restrict tickets, which allows remote attackers with a valid agent login to read restricted tickets via a crafted URL involving the ticket split mechanism.

Affected products

• OTRS AG OTRS: from 3.0.0 before 3.0.20; from 3.1.0 before 3.1.16; from 3.2.0 before 3.2.7 — fixed in 3.0.20, 3.1.16, 3.2.7
• Otrs Itsm: from 3.0.0 before 3.0.8; from 3.1.0 before 3.1.9; from 3.2.0 before 3.2.5 — fixed in 3.0.8, 3.1.9, 3.2.5

How to fix

Upgrade to a fixed version: OTRS AG OTRS 3.0.20, 3.1.16, 3.2.7; Otrs Itsm 3.0.8, 3.1.9, 3.2.5. Check the vendor advisory for mitigations.

References

• http://advisories.mageia.org/MGASA-2013-0196.html
• https://bugs.gentoo.org/show_bug.cgi?id=CVE-2013-3551
• http://advisories.mageia.org/MGASA-2013-0196.html
• https://bugs.gentoo.org/show_bug.cgi?id=CVE-2013-3551

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