CVE-2021-33209: An issue was discovered in Fimer Aurora Vision before 2.97.10

Q: How do I fix CVE-2021-33209?

aurora vision: upgrade to 2.97.10. Exact commands for each OS are on this page.

Q: Is CVE-2021-33209 being exploited?

CVE-2021-33209 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-2021-33209 affect?

CVE-2021-33209 affects aurora vision. Severity is medium (CVSS 5.3). An issue was discovered in Fimer Aurora Vision before 2.97.10. The response to a failed login attempt discloses whether the username or password is wrong, helping an attacker to enumerate usernames. This can make a brute-force attack easier

Q: How urgent is CVE-2021-33209?

Priority 37/100. Remotely exploitable, no login, no user action

Routine

MEDIUM 5.3REMOTEUPGRADE

CVE-2021-33209 is a medium-severity flaw (CVSS 5.3) affecting aurora vision. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An issue was discovered in Fimer Aurora Vision before 2.97.10. The response to a failed login attempt discloses whether the username or password is wrong, helping an attacker to enumerate usernames. This can make a brute-force attack easier.

Why this priority

Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	5.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.8% (top 45%)
CISA exploited list	No
Weakness	CWE-307
Published	2021-11-03
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: fimer

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

Am I affected?

Timeline

2021-11-03 11:15 UTCPublished CVE record published
2026-06-17 03:54 UTCUpdated Record last modified

fimer aurora vision UPGRADE

Affected: < 2.97.10

Fixed in: 2.97.10

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy aurora-vision || rpm -q aurora-vision || aurora-vision --version

2. UPGRADE to 2.97.10 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade aurora-vision

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade aurora-vision

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-2021-33209?

aurora vision: upgrade to 2.97.10. Exact commands for each OS are on this page.

Is CVE-2021-33209 being exploited?

CVE-2021-33209 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-2021-33209 affect?

CVE-2021-33209 affects aurora vision. Severity is medium (CVSS 5.3). An issue was discovered in Fimer Aurora Vision before 2.97.10. The response to a failed login attempt discloses whether the username or password is wrong, helping an attacker to enumerate usernames. This can make a brute-force attack easier

How urgent is CVE-2021-33209?

Priority 37/100. Remotely exploitable, no login, no user action

Related CVEs

CVE-2021-33210 MEDIUM 4.3 UPGRADE An issue was discovered in Fimer Aurora Vision before 2.97.10

References

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