CVE-2013-6492: The Piranha Configuration Tool in Piranha 0.8.6 does not properly restrict access to webpages, which allows re

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MEDIUM 5.8DOWNGRADE

CVE-2013-6492 is a medium-severity flaw (CVSS 5.8) affecting piranha. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Piranha Configuration Tool in Piranha 0.8.6 does not properly restrict access to webpages, which allows remote attackers to bypass authentication and read or modify the LVS configuration via an HTTP POST request.

Why this priority

EPSS top 9%: very likely to be exploited
Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	5.8 (Medium)
EPSS exploit chance	4.0% (top 9%)
CISA exploited list	No
Weakness	CWE-264
Published	2014-02-14
Last modified	2026-06-17

Publisher (CNA): Red Hat, Inc. · Vendor: ryan ohara

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

Am I affected?

Timeline

2014-02-14 15:55 UTCPublished CVE record published
2026-06-17 00:00 UTCUpdated Record last modified

ryan ohara piranha DOWNGRADE

Affected: 0.8.6

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.8.6

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 0.8.6 (Debian / Ubuntu)

apt-cache madison piranha sudo apt install piranha=<VERSION_BEFORE_0.8.6> sudo apt-mark hold piranha

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list piranha sudo dnf downgrade piranha-<VERSION_BEFORE_0.8.6> sudo dnf versionlock add piranha

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: RedHat Piranha - Remote Security Bypass

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-2013-6492?

piranha: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2013-6492 being exploited?

CVE-2013-6492 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-2013-6492 affect?

CVE-2013-6492 affects piranha. Severity is medium (CVSS 5.8). The Piranha Configuration Tool in Piranha 0.8.6 does not properly restrict access to webpages, which allows remote attackers to bypass authentication and read or modify the LVS configuration via an HTTP POST request.

How urgent is CVE-2013-6492?

Priority 48/100. EPSS top 9%: very likely to be exploited; Public exploit reference

References

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