CVE-2021-46389

Name: CVE-2021-46389
Creator: NVD / NIST
Published: 2022-02-07T14:15:07.727+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.16%

Last modified Jun 17, 2026

CVE-2021-46389 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. IIPImage High Resolution Streaming Image Server prior to commit 882925b295a80ec992063deffc2a3b0d803c3195 is affected by an integer overflow in iipsrv.fcgi through malformed HTTP query parameters.. EPSS estimates a 1.16% chance of exploitation in the next 30 days.

Description

IIPImage High Resolution Streaming Image Server prior to commit 882925b295a80ec992063deffc2a3b0d803c3195 is affected by an integer overflow in iipsrv.fcgi through malformed HTTP query parameters.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

1.16%

63.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-190

Affected Software

Vendor	Product	Versions
High Resolution Streaming Image Server Project	High Resolution Streaming Image Server	< 2022-01-14

References

https://github.com/ruven/iipsrv/commit/4ed59265fbbd636dc2fbbf325f8ea37ed300a6d9Patch, Third Party Advisory
https://github.com/ruven/iipsrv/commit/882925b295a80ec992063deffc2a3b0d803c3195Patch, Third Party Advisory
https://github.com/ruven/iipsrv/commit/4ed59265fbbd636dc2fbbf325f8ea37ed300a6d9Patch, Third Party Advisory
https://github.com/ruven/iipsrv/commit/882925b295a80ec992063deffc2a3b0d803c3195Patch, Third Party Advisory

Timeline

Published: Feb 7, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-46389?

IIPImage High Resolution Streaming Image Server prior to commit 882925b295a80ec992063deffc2a3b0d803c3195 is affected by an integer overflow in iipsrv.fcgi through malformed HTTP query parameters.

How severe is CVE-2021-46389?

CVE-2021-46389 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.16% probability of exploitation in the next 30 days.

How do I fix CVE-2021-46389?

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-2021-46389?

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

Scan your code now

Source: NVD / NIST