CVE-2021-46389: IIPImage High Resolution Streaming Image Server prior to commit 882925b295a80ec992063deffc2a3b0d803c3195 is af

Q: How do I fix CVE-2021-46389?

high resolution streaming image server: upgrade to 2022-01-14. Exact commands for each OS are on this page.

Q: Is CVE-2021-46389 being exploited?

CVE-2021-46389 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2021-46389 affect?

CVE-2021-46389 affects high resolution streaming image server. Severity is high (CVSS 7.5). IIPImage High Resolution Streaming Image Server prior to commit 882925b295a80ec992063deffc2a3b0d803c3195 is affected by an integer overflow in iipsrv.fcgi through malformed HTTP query parameters.

Q: How urgent is CVE-2021-46389?

Priority 48/100. High severity; Remotely exploitable, no login, no user action

This month

HIGH 7.5REMOTEUPGRADE

CVE-2021-46389 is a high-severity flaw (CVSS 7.5) affecting high resolution streaming image server. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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

Why this priority

High severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.2% (top 32%)
CISA exploited list	No
Weakness	CWE-190
Published	2022-02-07
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: high resolution streaming image server project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2022-02-07 14:15 UTCPublished CVE record published
2026-06-17 04:14 UTCUpdated Record last modified

high resolution streaming image server project high resolution streaming image server UPGRADE

Affected: < 2022-01-14

Fixed in: 2022-01-14

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy high-resolution-streaming-image-server || rpm -q high-resolution-streaming-image-server || high-resolution-streaming-image-server --version

2. UPGRADE to 2022-01-14 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade high-resolution-streaming-image-server

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade high-resolution-streaming-image-server

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2021-46389?

high resolution streaming image server: upgrade to 2022-01-14. Exact commands for each OS are on this page.

Is CVE-2021-46389 being exploited?

CVE-2021-46389 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2021-46389 affect?

CVE-2021-46389 affects high resolution streaming image server. Severity is high (CVSS 7.5). 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 urgent is CVE-2021-46389?

Priority 48/100. High severity; Remotely exploitable, no login, no user action

References

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