CVE-2021-38465: The webinstaller is a Golang web server executable that enables the generation of an Auvesy image agent

Q: How do I fix CVE-2021-38465?

versiondog: upgrade to 8.0.0. Exact commands for each OS are on this page.

Q: Is CVE-2021-38465 being exploited?

CVE-2021-38465 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-2021-38465 affect?

CVE-2021-38465 affects versiondog. Severity is high (CVSS 8.0). The webinstaller is a Golang web server executable that enables the generation of an Auvesy image agent. Resource consumption can be achieved by generating large amounts of installations, which are then saved without limitation in the temp

This month

HIGH 8.0UPGRADE

CVE-2021-38465 is a high-severity flaw (CVSS 8.0) affecting versiondog. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The webinstaller is a Golang web server executable that enables the generation of an Auvesy image agent. Resource consumption can be achieved by generating large amounts of installations, which are then saved without limitation in the temp folder of the webinstaller executable.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	8.0 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.8% (top 42%)
CISA exploited list	No
Weakness	CWE-400, CWE-770
Published	2021-10-22
Last modified	2026-06-17

Publisher (CNA): ICS-CERT · Vendor: auvesy

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

Am I affected?

Timeline

2021-10-22 12:15 UTCPublished CVE record published
2026-06-17 04:02 UTCUpdated Record last modified

auvesy versiondog UPGRADE

Affected: < 8.0.0

Fixed in: 8.0.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy versiondog || rpm -q versiondog || versiondog --version

2. UPGRADE to 8.0.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade versiondog

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade versiondog

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-2021-38465?

versiondog: upgrade to 8.0.0. Exact commands for each OS are on this page.

Is CVE-2021-38465 being exploited?

CVE-2021-38465 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-2021-38465 affect?

CVE-2021-38465 affects versiondog. Severity is high (CVSS 8.0). The webinstaller is a Golang web server executable that enables the generation of an Auvesy image agent. Resource consumption can be achieved by generating large amounts of installations, which are then saved without limitation in the temp

How urgent is CVE-2021-38465?

Priority 42/100. High severity

Software pages

Go (Golang) vulnerabilities

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References

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