PT-2024-31951 · Libcoap+1 · Libcoap+1

Terminator111 · Published 2024-10-09 · Updated 2024-10-13 · CVE-2024-46304

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions libcoap versions 4.3.5-rc2 and below

Description A NULL pointer dereference in libcoap allows a remote attacker to cause a denial of service via the coap handle request put block function in src/coap block.c. This issue can lead to system unavailability.

Recommendations For libcoap versions 4.3.5-rc2 and below, update to the latest release to mitigate risks. As a temporary workaround, consider restricting access to the coap handle request put block function until a patch is available.

Fix

DoS

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

CVE-2024-46304

Affected Products

Debian

Libcoap

References · 13

• https://osv.dev/vulnerability/UBUNTU-CVE-2024-46304 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2024-46304 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2024-46304 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-46304 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2024-46304 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-46304 · Security Note
• https://cve.org/CVERecord?id=CVE-2024-46304 · Security Note
• https://github.com/obgm/libcoap/issues/1509 · Note
• https://twitter.com/CVEnew/status/1844058766557446276 · Twitter Post
• https://t.me/cvedetector/7501 · Telegram Post
• https://twitter.com/transilienceai/status/1845331049150108147 · Twitter Post
• https://twitter.com/oktsec/status/1844100055168336278 · Twitter Post
• https://twitter.com/transilienceai/status/1845331043223560653 · Twitter Post