What is CVE-2021-21435?

CVE-2021-21435 is a medium-severity vulnerability in Otrs, classified under Information Disclosure. CVSS score: 5.7/10. Published 2021-02-08.

How severe is CVE-2021-21435?

Medium severity. CVSS v3 base score is 5.7 out of 10.

Information disclosure in Otrs

CVE-2021-21435

Article Bcc fields and agent personal information are shown when customer prints the ticket (PDF) via external interface. This issue affects: OTRS AG OTRS 7.0.x version 7.0.23 and prior versions; 8.0.x version 8.0.10 and prior versions.

Vulnerability class: Information Disclosure

EPSS: 0.013 (66.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.7 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N.

Affected products

Otrs
Otrs Ag — versions 7.0.x, 8.0.x

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

security@otrs.com (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2021-21435?: CVE-2021-21435 is a medium-severity vulnerability in Otrs, classified under Information Disclosure. CVSS score: 5.7/10. Published 2021-02-08.
How severe is CVE-2021-21435?: Medium severity. CVSS v3 base score is 5.7 out of 10.