CVE-2018-25016

Name: CVE-2018-25016
Creator: NVD / NIST
Published: 2021-06-21T15:15:07.867+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 1.28%

Last modified Jun 17, 2026

CVE-2018-25016 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Greenbone Security Assistant (GSA) before 7.0.3 and Greenbone OS (GOS) before 5.0.0 allow Host Header Injection.. EPSS estimates a 1.28% chance of exploitation in the next 30 days.

Description

Greenbone Security Assistant (GSA) before 7.0.3 and Greenbone OS (GOS) before 5.0.0 allow Host Header Injection.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

1.28%

66.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-74

Affected Software

Vendor	Product	Versions
Greenbone	Greenbone Security Assistant	< 7.0.3
Greenbone	Greenbone Os	< 5.0.0

References

https://github.com/greenbone/gsa/pull/318Patch, Third Party Advisory
https://github.com/greenbone/gsa/releases/tag/v7.0.3Release Notes, Third Party Advisory
https://github.com/greenbone/gsa/pull/318Patch, Third Party Advisory
https://github.com/greenbone/gsa/releases/tag/v7.0.3Release Notes, Third Party Advisory

Timeline

Published: Jun 21, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-25016?

Greenbone Security Assistant (GSA) before 7.0.3 and Greenbone OS (GOS) before 5.0.0 allow Host Header Injection.

How severe is CVE-2018-25016?

CVE-2018-25016 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.28% probability of exploitation in the next 30 days.

How do I fix CVE-2018-25016?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-25016?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST