CVE-2012-4434 fwknop before 2.0.3 allow remote authenticated users to cause a denial of service (server crash) or possibly execute arbitrary code.

HighCVSS 8.8 EPSS 3.3%

Published: 2020-01-09 22:30
Updated: 2026-10-23 21:02
Exploit status: No public exploit known

Sign in for asset impact Search another CVE

Description

fwknop before 2.0.3 allow remote authenticated users to cause a denial of service (server crash) or possibly execute arbitrary code.

Affected products

Product	Affected versions	Fixed in
debian/fwknop(Debian:12)	< 2.0.3-1	2.0.3-1
debian/fwknop(Debian:13)	< 2.0.3-1	2.0.3-1
debian/fwknop(Debian:14)	< 2.0.3-1	2.0.3-1
fwknop	= before 2.0.3	No fix listed
cipherdyne fwknop	< 2.0.3	2.0.3

References

Debian Security Tracker CVE-2012-4434 vendor-advisory
www.openwall.com exploit mailing-list third-party-advisory
www.openwall.com exploit mailing-list third-party-advisory
www.cipherdyne.org release-notes vendor-advisory
bugs.debian.org issue-tracking

CVSS v3.1

8.8 High

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector: Network
Attack Complexity: Low
Privileges Required: Low
User Interaction: None
Scope: Unchanged
Confidentiality: High
Integrity: High
Availability: High

All scores (3)

v3.1 8.8 · nvd@nist.gov
v3.1 8.8 · osv:debian
v2.0 6.5 · nvd@nist.gov

Weakness & likelihood

EPSS (exploitation probability, 30 days): 3.31% (percentile 88.7)
CWE: CWE-276

Public exploit references

Metadata only. CVERadar never hosts or runs exploit code.

No public exploit references known.