NULL pointer dereference in Emqx Nanomq

CVE-2023-29996

In NanoMQ v0.15.0-0, segment fault with Null Pointer Dereference occurs in the process of decoding subinfo_decode and unsubinfo_decode.

EPSS: 0.008 (53.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Emqx Nanomq — versions 0.15.0
N/a — versions n/a

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

Public proof-of-concept exploits

DiRaltvein/memory-corruption-examples

References

cve@mitre.org (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2023-29996?: CVE-2023-29996 is a high-severity vulnerability in Emqx Nanomq, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2023-05-04.
How severe is CVE-2023-29996?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2023-29996 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.