Buffer overflow in Cesanta Mongoose
CVE-2023-2905
Due to a failure in validating the length of a provided MQTT_CMD_PUBLISH parsed message with a variable length header, Cesanta Mongoose, an embeddable web server, version 7.10 is susceptible to a heap-based buffer overflow vulnerability in…
Vulnerability class: Buffer Overflow
EPSS: 0.010 (59.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Cesanta Mongoose — versions 7.10, 7.11
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@takeonme.org (Exploit, technical-description, Patch, Third Party Advisory, exploit, third-party-advisory)
- cve@takeonme.org (Patch, patch)
- cve@takeonme.org (release-notes, Release Notes)
Frequently asked questions
- What is CVE-2023-2905?
- CVE-2023-2905 is a high-severity vulnerability in Cesanta Mongoose, classified under Heap-based Buffer Overflow. CVSS score: 8.8/10. Published 2023-08-09.
- How severe is CVE-2023-2905?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2023-2905 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.