GNU cflow main.c find_option_type buffer overflow

CVSS Meta Temp Score
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CTI Interest Score
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5.0$0-$5k0.00

Summaryinfo

A vulnerability was found in GNU cflow. It has been classified as critical. Impacted is the function find_option_type of the file main.c. This manipulation causes buffer overflow. This vulnerability is registered as CVE-2023-6031. Furthermore, an exploit is available. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability was found in GNU cflow (unknown version). It has been declared as critical. Affected by this vulnerability is the function find_option_type of the file main.c. The manipulation with an unknown input leads to a buffer overflow vulnerability. The CWE definition for the vulnerability is CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was published 11/16/2023. It is possible to read the advisory at lists.gnu.org. This vulnerability is known as CVE-2023-6031 since 11/08/2023. Technical details and also a public exploit are known.

It is possible to download the exploit at lists.gnu.org. It is declared as proof-of-concept.

Applying the patch 64b558213efeb8d9f4f93d467756e48772b39480 is able to eliminate this problem. The bugfix is ready for download at lists.gnu.org.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.0

VulDB Base Score: 5.5
VulDB Temp Score: 5.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: 64b558213efeb8d9f4f93d467756e48772b39480

Timelineinfo

11/08/2023 🔍
11/16/2023 +8 days 🔍
11/16/2023 +0 days 🔍
11/16/2023 +0 days 🔍

Sourcesinfo

Vendor: gnu.org

Advisory: lists.gnu.org
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2023-6031 (🔍)
GCVE (CVE): GCVE-0-2023-6031
GCVE (VulDB): GCVE-100-245635
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 11/16/2023 13:51
Changes: 11/16/2023 13:51 (44)
Complete: 🔍
Cache ID: 216::103

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