CVE-2012-4435

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Published Oct 22, 2012 CVSS 2.0 · 4.0 Medium EPSS 2.3% KEV · Not listed

Description

fwknop before 2.0.3 does not properly validate IP addresses, which allows remote authenticated users to cause a denial of service (server crash) via a long IP address.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

OR	cpe:2.3:a:cipherdyne:fwknop::::::::
	cpe:2.3:a:cipherdyne:fwknop:2.0:::::::*
	cpe:2.3:a:cipherdyne:fwknop:2.0.1:::::::*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2012-4369	fwknop before 2.0.3 does not properly validate IP addresses, which allows remote authenticated users to cause a denial of service (server crash) via a long IP address.

Metrics

No CVSS v4.0

No CVSS v3.1

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

Exploit prediction score: 2.3% (2.329% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
http://www.cipherdyne.org/blog/2012/09/software-release-fwknop-2.0.3.html
http://www.cipherdyne.org/cgi-bin/gitweb.cgi?p=fwknop.git%3Ba=commitdiff%3Bh=263fa01f2af1d336961df320f1c7a9ea84ddac9a
http://www.cipherdyne.org/cgi-bin/gitweb.cgi?p=fwknop.git%3Ba=commitdiff%3Bh=f4c16bc47fc24a96b63105556b62d61c1ba7d799
http://www.openwall.com/lists/oss-security/2012/09/19/2
http://www.openwall.com/lists/oss-security/2012/09/20/2
http://www.openwall.com/lists/oss-security/2012/09/20/4
https://exchange.xforce.ibmcloud.com/vulnerabilities/79568

History

No history.

Subscriptions

Cipherdyne Fwknop

Weaknesses

CWE-20

Sources

CVE record Updated: Aug 6, 2024, 8:35 PM

Status: PUBLISHED
Assigner: redhat
Published: Oct 22, 2012, 11:00 PM
Updated: Aug 6, 2024, 8:35 PM
Reserved: Aug 21, 2012, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 16, 2026, 11:45 PM

Status: Modified
Published: Oct 22, 2012, 11:55 PM
Modified: Jun 16, 2026, 11:45 PM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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