XSS in Directum

CVE-2021-31794

Settings.aspx?view=About in Directum 5.8.2 allows XSS via the HTTP User-Agent header.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.007 (48.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Directum — versions 5.8.2
N/a — versions n/a

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

awillix/research

References

cve@mitre.org (Product, x_refsource_MISC, Vendor Advisory)
cve@mitre.org (Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-31794?: CVE-2021-31794 is a medium-severity vulnerability in Directum, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2021-04-24.
How severe is CVE-2021-31794?: Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2021-31794 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.