OTRS Security Advisory 2020-11

April 27, 2020 — 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

Security Advisory Details

• ID: OSA-2020-11
• Date: 2020-04-24
• Title: Information disclosure
• Severity: 4.5 MEDIUM
• Product: OTRS 7.0.x, OTRS 6.0.x, OTRS 5.0.x
• Fixed in: OTRS 7.0.17, OTRS 6.0.28
• FULL CVSS VECTOR: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:N
• References: CVE-2020-1774

Product Affected:

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

Problem:

When user downloads PGP or S/MIME keys/certificates, exported file has same name for private and public keys. Therefore it’s possible to mix them and to send private key to the third-party instead of public key.

This issue affects:

((OTRS)) Community Edition
6.0.x version 6.0.27 and prior versions.
5.0.x version 5.0.42 and prior versions.

OTRS
7.0.x version 7.0.16 and prior versions.

This issue was discovered during an external security research.

 

SOLUTION:

Upgrade to OTRS 7.0.17, ((OTRS)) Community Edition 6.0.28.

Patch for ((OTRS)) Community Edition 6:
https://github.com/OTRS/otrs/commit/ff725cbea77f03fa296bb13f93f5b07086920342

This issue is being tracked as 2020021442001602.

 

MODIFICATION HISTORY:

• 2020-04-24: Initial Publication.

 

CVSS Score:

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

Risk Level:

MEDIUM