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CVE-2022-37240

MDaemon Technologies SecurityGateway for Email Servers 8.5.2 is vulnerable to HTTP Response...

9.8 Critical

MDaemon Technologies SecurityGateway for Email Servers 8.5.2 is vulnerable to HTTP Response splitting via the format parameter.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

1.42%Up 0.5 points since Aug 26, 2022
90%50%10%1%

What each source reports

NVD Score used 9.8

MDaemon Technologies SecurityGateway for Email Servers 8.5.2 is vulnerable to HTTP Response splitting via the format parameter.

Record
CVE-2022-37240
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-74
Updated
2026-11-02
CVE List No score

MDaemon Technologies SecurityGateway for Email Servers 8.5.2 is vulnerable to HTTP Response splitting via the format parameter.

Record
CVE-2022-37240
Updated
2026-11-02
EUVDEUVD-2022-39890 No score

MDaemon Technologies SecurityGateway for Email Servers 8.5.2 is vulnerable to HTTP Response splitting via the format parameter.

Record
EUVD-2022-39890
Updated
2026-11-03
GitHub AdvisoriesGHSA-wggx-5j3m-2vp5 9.8

MDaemon Technologies SecurityGateway for Email Servers 8.5.2 is vulnerable to HTTP Response...

MDaemon Technologies SecurityGateway for Email Servers 8.5.2 is vulnerable to HTTP Response splitting via the format parameter.

Record
GHSA-wggx-5j3m-2vp5
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2022-37240 is a critical vulnerability (CVSS 9.8) in Altn Security Gateway For Email Servers, published August 25, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.42%, the 73rd percentile. No source names a fixed version.

References

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