Release Notes

Security Advisory 2020-09

OTRS Group, the world’s leading provider of the OTRS service management suite, including the fully managed OTRS solution and the ITIL® V3-compliant IT service management software OTRS::ITSM.

March 27, 2020 — Please read carefully and check if the version of your ((OTRS)) Community Edition 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 [expires at: 2020-11-16]
  • uid OTRS Security Team <security@otrs.org>
  • GPG Fingerprint E330 4608 DA6E 34B7 1551 C244 7F9E 44E9 9C22 7C6B

OSA-2020-09 Information Disclosure (CVE-2020-1772)

Product Affected:

This issue affects ((OTRS)) Community Edition 5.0.x, 6.0.x. This issue affects OTRS 7.0.x.

Problem:

It’s possible to craft Lost Password requests with wildcards in the Token value, which allows attacker to retrieve valid Token(s), generated by users which already requested new passwords.

This issue affects:

((OTRS)) Community Edition
5.0.41 and prior versions, 6.0.26 and prior versions.

OTRS:
7.0.15 and prior versions.

This issue was discovered during an external security research.
This issue has been assigned CVE-2020-1772.

Solution:

Upgrade to OTRS 7.0.16, ((OTRS)) Community Edition 6.0.27, 5.0.42

Patch for ((OTRS)) Community Edition 6: https://github.com/OTRS/otrs/commit/c0255365d5c455272b2b9e7bb1f6c96c3fce441b

Patch for ((OTRS)) Community Edition 5:
https://github.com/OTRS/otrs/commit/96cc7826d6ce260204ff629fc968edd2787b7f6b

This issue is being tracked as 2020012742001563.

Modification History:

2020-03-27: Initial Publication.

Related Links:

CVE-2020-1772 at cve.mitre.org

CVSS Score:

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

Risk Level:

MEDIUM

Aknowledgement:

Fabian Henneke

Release Name:

Security Advisory 2020-09

Release Date:

27/03/2020

Security Advisory:

ID: OSA-2020-09
Date: 2020-03-27
Title: Information Disclosure
Severity: 6.5 MEDIUM
Product: OTRS 7.0.x, OTRS 6.0.x, OTRS 5.0.x
Fixed in: OTRS 7.0.16, OTRS 6.0.27, 5.0.42
FULL CVSS VECTOR: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N
References: CVE-2020-1772
Ticket#2020012742001563

Release Type:

security advisory

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