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CVE-2020-29022· NVD / CVE Program· CNA Secomea

Host Header Injection allowing web cache poisoning attacks

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

MediumCVSS 5.3 · v3.1—No exploit No fix recorded

Noroxi analysis

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Published
Feb 16, 2021
Updated
Jun 16, 2026
EPSS
0.8% · 56th percentile
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Report tools

JSON

Action score

21

Monitor

Low priority for now.

CVSS
21 / 40 · 5.3 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 0.8%

CNA vs NVD score

NVD
5.3
CNA · Secomea
5.3
agree

The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.

Affected systems

VendorProduct
secomeagatemanager 4250 firmware
secomeagatemanager 4250
secomeagatemanager 4260 firmware
secomeagatemanager 4260
secomeagatemanager 9250 firmware
secomeagatemanager 9250
secomeagatemanager 8250 firmware
secomeagatemanager 8250

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • secomea gatemanager 4250 firmwareall versions
  • secomea gatemanager 4260 firmwareall versions
  • secomea gatemanager 8250 firmwarebefore 9.3
  • secomea gatemanager 9250 firmwareall versions

Versions reported by the vendor

Affected version ranges reported by the assigning authority (Secomea). Independent of NVD's CPE analysis and usually ahead of it.

  • Secomea GateManager

    • all and later · before 9.3affected

Other highest-scoring records for the same primary product.

  • CVE-2022-25778Unload handlers may unintentionally defeat CSRF guards
    35Monitor
  • CVE-2022-25787GTA URLs issued by LMM WEB API may leak information
    26Monitor
  • CVE-2022-25781Reflected XSS issues in GateManager
    24Monitor
  • CVE-2022-25782Insufficient privilege checks on object access and updates.
    21Monitor
  • CVE-2020-29024Missing HtppOnly and Secure flags
    21Monitor
  • CVE-2022-25783Hacking attempts from logged-in users are not properly logged by GM
    17Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • Anyone who can reach it over the internet can trigger it.
  • No account or password is required.
  • No user action is required.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
low · data can be read
Integrity
none
Availability
none
Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality impact
Low
Integrity impact
None
Availability impact
None

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

nvd-primary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

MITRE has no CAPEC/ATT&CK mapping for this CWE.

Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

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