CVE-2021-32512: QuickInstall in QSAN Storage Manager does not filter special parameters properly that allows remote unauthenti

Q: How do I fix CVE-2021-32512?

storage manager: upgrade to 3.3.3. Exact commands for each OS are on this page.

Q: Is CVE-2021-32512 being exploited?

CVE-2021-32512 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-2021-32512 affect?

CVE-2021-32512 affects storage manager. Severity is critical (CVSS 9.8). QuickInstall in QSAN Storage Manager does not filter special parameters properly that allows remote unauthenticated attackers to inject and execute arbitrary commands. The referred vulnerability has been solved with the updated version of Q

Q: How urgent is CVE-2021-32512?

Priority 60/100. Critical severity; Remotely exploitable, no login, no user action

This week

CRITICAL 9.8REMOTEUPGRADE

CVE-2021-32512 is a critical-severity flaw (CVSS 9.8) affecting storage manager. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

QuickInstall in QSAN Storage Manager does not filter special parameters properly that allows remote unauthenticated attackers to inject and execute arbitrary commands. The referred vulnerability has been solved with the updated version of QSAN Storage Manager v3.3.3.

Why this priority

Critical severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	2.1% (top 18%)
CISA exploited list	No
Weakness	CWE-78
Published	2021-07-07
Last modified	2026-06-17

Publisher (CNA): TWCERT/CC · Vendor: qsan

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

Am I affected?

Timeline

2021-07-07 14:15 UTCPublished CVE record published
2026-06-17 03:53 UTCUpdated Record last modified

qsan storage manager UPGRADE

Affected: < 3.3.3

Fixed in: 3.3.3

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy storage-manager || rpm -q storage-manager || storage-manager --version

2. UPGRADE to 3.3.3 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade storage-manager

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade storage-manager

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-2021-32512?

storage manager: upgrade to 3.3.3. Exact commands for each OS are on this page.

Is CVE-2021-32512 being exploited?

CVE-2021-32512 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-2021-32512 affect?

CVE-2021-32512 affects storage manager. Severity is critical (CVSS 9.8). QuickInstall in QSAN Storage Manager does not filter special parameters properly that allows remote unauthenticated attackers to inject and execute arbitrary commands. The referred vulnerability has been solved with the updated version of Q

How urgent is CVE-2021-32512?

Priority 60/100. Critical severity; Remotely exploitable, no login, no user action

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References

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