Vulnerability · Published Jun 8, 2023 · Assigned by mitre
CVE-2023-33657
High 7.5
In plain English
A high-severity use-after-free in the affected software. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.0% (higher than 62% of all known vulnerabilities).
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)1.0%top 38.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
A use-after-free vulnerability exists in NanoMQ 0.17.2. The vulnerability can be triggered by calling the function nni_mqtt_msg_get_publish_property() in the file mqtt_msg.c. This vulnerability is caused by improper data tracing, and an attacker could exploit it to cause a denial of service attack.
Affected products (as reported)
Weakness: CWE-416 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H