What is CVE-2020-29022?

CVE-2020-29022 is a medium-severity vulnerability in Secomea Gatemanager, classified under CWE-159. CVSS score: 5.3/10. Published 2021-02-16.

How severe is CVE-2020-29022?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in Secomea Gatemanager

CVE-2020-29022

Failure to Sanitize host header value on output in the GateManager Web server could allow an attacker to conduct web cache poisoning attacks. This issue affects Secomea GateManager all versions prior to 9.3

Published 2021-02-16 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.008 (55.9th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 56th percentile — 55.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: +0.000

Affected products

Weakness classification (CWE)

CWE-159

References

www.secomea.com/support/cybersecurity-advisory/ (Vendor Advisory)

Frequently asked questions

What is CVE-2020-29022?: CVE-2020-29022 is a medium-severity vulnerability in Secomea Gatemanager, classified under CWE-159. CVSS score: 5.3/10. Published 2021-02-16.
How severe is CVE-2020-29022?: Medium severity. CVSS v3 base score is 5.3 out of 10.