CVE-2012-0027

Name: CVE-2012-0027
Creator: NVD / NIST
Published: 2012-01-06T01:55:01.05+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 4.99%

Last modified Jun 16, 2026

CVE-2012-0027 is a vulnerability of currently unknown severity. The GOST ENGINE in OpenSSL before 1.0.0f does not properly handle invalid parameters for the GOST block cipher, which allows remote attackers to cause a denial of service (daemon crash) via crafted data from a TLS client.. EPSS estimates a 4.99% chance of exploitation in the next 30 days.

Description

The GOST ENGINE in OpenSSL before 1.0.0f does not properly handle invalid parameters for the GOST block cipher, which allows remote attackers to cause a denial of service (daemon crash) via crafted data from a TLS client.

Metrics

EPSS Probability

4.99%

91.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-399

Affected Software

Vendor	Product	Versions
Openssl	Openssl	<= 1.0.0e
Openssl	Openssl	0.9.1c
Openssl	Openssl	0.9.2b
Openssl	Openssl	0.9.3
Openssl	Openssl	0.9.3a
Openssl	Openssl	0.9.4
Openssl	Openssl	0.9.5
Openssl	Openssl	0.9.5a
Openssl	Openssl	0.9.6
Openssl	Openssl	0.9.6a
Openssl	Openssl	0.9.6b
Openssl	Openssl	0.9.6c
Openssl	Openssl	0.9.6d
Openssl	Openssl	0.9.6e
Openssl	Openssl	0.9.6f
Openssl	Openssl	0.9.6g
Openssl	Openssl	0.9.6h
Openssl	Openssl	0.9.6i
Openssl	Openssl	0.9.6j
Openssl	Openssl	0.9.6k
Openssl	Openssl	0.9.6l
Openssl	Openssl	0.9.6m
Openssl	Openssl	0.9.7
Openssl	Openssl	0.9.7a
Openssl	Openssl	0.9.7b
Openssl	Openssl	0.9.7c
Openssl	Openssl	0.9.7d
Openssl	Openssl	0.9.7e
Openssl	Openssl	0.9.7f
Openssl	Openssl	0.9.7g
Openssl	Openssl	0.9.7h
Openssl	Openssl	0.9.7i
Openssl	Openssl	0.9.7j
Openssl	Openssl	0.9.7k
Openssl	Openssl	0.9.7l
Openssl	Openssl	0.9.7m
Openssl	Openssl	0.9.8
Openssl	Openssl	0.9.8a
Openssl	Openssl	0.9.8b
Openssl	Openssl	0.9.8c
Openssl	Openssl	0.9.8d
Openssl	Openssl	0.9.8e
Openssl	Openssl	0.9.8f
Openssl	Openssl	0.9.8g
Openssl	Openssl	0.9.8h
Openssl	Openssl	0.9.8i
Openssl	Openssl	0.9.8j
Openssl	Openssl	0.9.8k
Openssl	Openssl	0.9.8l
Openssl	Openssl	0.9.8m

Showing 50 of 61 affected configurations. See NVD for the full list.

References

Timeline

Published: Jan 6, 2012
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2012-0027?

How severe is CVE-2012-0027?

Severity scoring for CVE-2012-0027 is pending analysis. The EPSS model estimates a 4.99% probability of exploitation in the next 30 days.

How do I fix CVE-2012-0027?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2012-0027?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST