CVE-2024-0962: libcoap Stack Overflow

Description

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 leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. It is recommended to apply a patch to fix this issue. VDB-252206 is the identifier assigned to this vulnerability.

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CVSS v3.1 Score

6.3

MEDIUM

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

Weakness Type (CWE)

CWE-121 CWE-121

CWE-787 Out-of-bounds Write

Affected Products

Vendor	Product	Versions
libcoap	libcoap	All

References

Advisories & Patches

https://github.com/obgm/libcoap/issues/1310 https://github.com/obgm/libcoap/pull/1311 https://github.com/obgm/libcoap/issues/1310 https://github.com/obgm/libcoap/pull/1311

Exploits

https://github.com/obgm/libcoap/issues/1310 https://github.com/obgm/libcoap/issues/1310#issue-2099860835 https://github.com/obgm/libcoap/issues/1310 https://github.com/obgm/libcoap/issues/1310#issue-2099860835

Other References

https://vuldb.com/?ctiid.252206 https://vuldb.com/?id.252206 https://vuldb.com/?ctiid.252206 https://vuldb.com/?id.252206

Frequently Asked Questions

What is CVE-2024-0962? +

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 leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. It is recommended to apply a patch to fix this issue. VDB-252206 is the identifier assigned to this vulnerability. It has a CVSS v3.1 base score of 6.3 (MEDIUM).

How severe is CVE-2024-0962? +

CVE-2024-0962 has a CVSS v3.1 score of 6.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2024-0962? +

CVE-2024-0962 affects products from libcoap, specifically: libcoap. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-0962? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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