VDB-144726 · CVE-2012-6124 · OSVDB 90053

CHICKEN up to 4.7.x on 64-bit Random Number Generator weak prng

CVSS Meta Temp Score
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CTI Interest Score
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A vulnerability was found in CHICKEN up to 4.7.x on 64-bit. It has been classified as critical. Affected is an unknown functionality of the component Random Number Generator. The manipulation with an unknown input leads to a weak prng vulnerability. CWE is classifying the issue as CWE-338. The product uses a Pseudo-Random Number Generator (PRNG) in a security context, but the PRNG's algorithm is not cryptographically strong. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

A casting error in Chicken before 4.8.0 on 64-bit platform caused the random number generator to return a constant value. NOTE: the vendor states "This function wasn't used for security purposes (and is advertised as being unsuitable)."

The weakness was released 10/31/2019 (Website). The advisory is available at lists.nongnu.org. This vulnerability is traded as CVE-2012-6124. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1600.001 by the MITRE ATT&CK project.

The real existence of this vulnerability is still doubted at the moment.

Upgrading to version 4.8.0 eliminates this vulnerability.

Entries connected to this vulnerability are available at 144727, 144725 and 144724.




CPE 2.3info

CPE 2.2info


VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍


VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.2

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
NVD Vector: 🔍



VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍


Class: Weak prng
CWE: CWE-338 / CWE-331 / CWE-330
ATT&CK: T1600.001

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍


Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍


Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: CHICKEN 4.8.0


12/06/2012 🔍
10/31/2019 +2520 days 🔍
11/01/2019 +1 days 🔍
02/01/2024 +1553 days 🔍


Advisory: lists.nongnu.org
Status: Not defined
Disputed: 🔍

CVE: CVE-2012-6124 (🔍)
OSVDB: 90053

See also: 🔍


Created: 11/01/2019 08:44 AM
Updated: 02/01/2024 10:31 AM
Changes: 11/01/2019 08:44 AM (43), 11/01/2019 08:49 AM (16), 02/01/2024 10:31 AM (4)
Complete: 🔍


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