obgm libcoap 4.3.4 Configuration File src/coap_oscore.c get_split_entry stack-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

A vulnerability was found in obgm libcoap 4.3.4. It has been rated as critical. Affected by this issue is the function get_split_entry of the file src/coap_oscore.c of the component Configuration File Handler. The manipulation with an unknown input leads to a stack-based overflow vulnerability. Using CWE to declare the problem leads to CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). Impacted is confidentiality, integrity, and availability.

The weakness was released 01/26/2024. The advisory is available at github.com. This vulnerability is handled as CVE-2024-0962. Successful exploitation requires user interaction by the victim. Technical details as well as a public exploit are known.

The exploit is available at github.com. It is declared as proof-of-concept.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.6

VulDB Base Score: 6.3
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 6.3
CNA Vector (VulDB): 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Stack-based overflow
CWE: CWE-121 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

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: github.com

Timelineinfo

01/26/2024 🔍
01/26/2024 +0 days 🔍
01/26/2024 +0 days 🔍
02/20/2024 +24 days 🔍

Sourcesinfo

Advisory: 1310
Status: Confirmed

CVE: CVE-2024-0962 (🔍)
GCVE (CVE): GCVE-0-2024-0962
GCVE (VulDB): GCVE-100-252206
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 01/26/2024 06:34 PM
Updated: 02/20/2024 12:08 AM
Changes: 01/26/2024 06:34 PM (44), 02/19/2024 11:59 PM (3), 02/20/2024 12:08 AM (28)
Complete: 🔍
Submitter: MSXF
Cache ID: 18:F21:40

Submitinfo

Accepted

  • Submit #272859: https://github.com/obgm/ libcoap 4.3.4 (latest) Stack Based Buffer Overflow (by MSXF)

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