MEDIUM
CVE-2020-29022
CWE-159Published: February 16, 2021· Updated: Jun 17, 2026
5.3
CVSS v3.1
Official Description
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
Technical Analysis
CVE-2020-29022 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityLow
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Affected Vendors & Products
secomea8 product(s)
gatemanager 4250 firmwaregatemanager 4250gatemanager 4260 firmwaregatemanager 4260gatemanager 9250 firmwaregatemanager 9250gatemanager 8250 firmwaregatemanager 8250
Source: NVD CPE · 8 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
All References (2)
→
https://www.secomea.com/support/cybersecurity-advisory/#2923Vendor Advisory
→
https://www.secomea.com/support/cybersecurity-advisory/#2923Vendor Advisory
Quick Facts
CVE IDCVE-2020-29022
CVSS Score5.3 / 10
SeverityMEDIUM
WeaknessCWE-159
CISA KEVNo
Affected1 vendor(s)
PublishedFeb 16, 2021
Related CVEs (CWE-159)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2020-29022 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.