CVE-2014-9217: Graylog2 before 0.92 allows remote attackers to bypass LDAP authentication via crafted wildcards.

Q: How do I fix CVE-2014-9217?

graylog2: upgrade to newer than 0.91.3. Exact commands for each OS are on this page.

Q: Is CVE-2014-9217 being exploited?

CVE-2014-9217 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-2014-9217 affect?

CVE-2014-9217 affects graylog2. Severity is medium (CVSS 5.0). Graylog2 before 0.92 allows remote attackers to bypass LDAP authentication via crafted wildcards.

Q: How urgent is CVE-2014-9217?

Priority 43/100. Public exploit reference

This month

MEDIUM 5.0UPGRADE

CVE-2014-9217 is a medium-severity flaw (CVSS 5.0) affecting graylog2. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Graylog2 before 0.92 allows remote attackers to bypass LDAP authentication via crafted wildcards.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	2.3% (top 17%)
CISA exploited list	No
Weakness	CWE-287
Published	2014-12-08
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: torch gmbh

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

Am I affected?

Timeline

2014-12-08 11:59 UTCPublished CVE record published
2026-06-17 00:17 UTCUpdated Record last modified

torch gmbh graylog2 UPGRADE

Affected: <= 0.91.3

Fixed in: newer than 0.91.3

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy graylog2 || rpm -q graylog2 || graylog2 --version

2. UPGRADE to newer than 0.91.3 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade graylog2

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade graylog2

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-2014-9217?

graylog2: upgrade to newer than 0.91.3. Exact commands for each OS are on this page.

Is CVE-2014-9217 being exploited?

CVE-2014-9217 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-2014-9217 affect?

CVE-2014-9217 affects graylog2. Severity is medium (CVSS 5.0). Graylog2 before 0.92 allows remote attackers to bypass LDAP authentication via crafted wildcards.

How urgent is CVE-2014-9217?

Priority 43/100. Public exploit reference

References

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