OTRS Security Advisory 2021-11

Release Note

OTRS Security Advisory 2021-11

June 16, 2021 — Please read carefully and check if the version of your OTRS system is affected by this vulnerability.

Please send information regarding vulnerabilities in OTRS to: security@otrs.org

PGP Key

  • pub 2048R/9C227C6B 2011-03-21
  • uid OTRS Security Team <security@otrs.org>
  • GPG Fingerprint E330 4608 DA6E 34B7 1551 C244 7F9E 44E9 9C22 7C6B

Security Advisory Details

  • ID: OSA-2021-11
  • Date: 2021-06-16
  • Title: XSS in the ticket overview screens
  • Severity: 7.5 HIGH
  • Product: OTRS 7.0.x, OTRS 6.0.x
  • Fixed in: OTRS 7.0.27
  • FULL CVSS v3.1 VECTOR: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
  • References: CVE-2021-21441

OSA-2021-11

XSS in the ticket overview screens (CVE-2021-21441)

 

PRODUCT AFFECTED:

This issue affects ((OTRS)) Community Edition 6.0.x.

This issue affects OTRS 7.0.x,

PROBLEM:

There is a XSS vulnerability in the ticket overview screens. It’s possible to collect various information by having an e-mail shown in the overview screen. Attack can be performed by sending specially crafted e-mail to the system and it doesn’t require any user intraction.

This issue affects:

((OTRS)) Community Edition 6.0.x version 6.0.1 and later versions.

OTRS 7.0.x version 7.0.26 and prior versions.

This issue was discovered during an external security research.
This issue has been assigned CVE-2021-21441.

SOLUTION:

Update to OTRS 7.0.27.

This issue is being tracked as 2021042142004313.

MODIFICATION HISTORY:

  • 2021-06-16: Initial Publication.

CVSS SCORE:

7.5 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)

RISK LEVEL:

HIGH

ACKNOWLEDGEMENTS:

 

 

Release Details

  • Release name:
    OTRS Security Advisory 2021-11
  • Release date:
    16. June 2021
  • Release type:
    security advisories