XSS in Otrs
CVE-2020-1771
Attacker is able craft an article with a link to the customer address book with malicious content (JavaScript). When agent opens the link, JavaScript code is executed due to the missing parameter encoding. This issue affects: ((OTRS)) Community Edition: 6.0.26 and prior versions. OTRS: 7.0.15 and prior versions.
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.008 (54.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.6 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N.
Affected products
- Otrs
- Otrs Ag — versions 7.0.x
- Otrs Ag ((Otrs)) Community Edition — versions 6.0.x
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security@otrs.com (Vendor Advisory)
- security@otrs.com (vendor-advisory, Broken Link)
- security@otrs.com (vendor-advisory, Broken Link)
- security@otrs.com (vendor-advisory, Broken Link)
- security@otrs.com (mailing-list)
Frequently asked questions
- What is CVE-2020-1771?
- CVE-2020-1771 is a medium-severity vulnerability in Otrs, classified under Cross-site Scripting. CVSS score: 4.6/10. Published 2020-03-27.
- How severe is CVE-2020-1771?
- Medium severity. CVSS v3 base score is 4.6 out of 10.
- Is CVE-2020-1771 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.