CVE-2024-10525
In Eclipse Mosquitto, from version 1.3.2 through 2.0.18, if a malicious broker sends a crafted SUBACK packet with no reason codes, a client using libmosquitto may make out of bounds memory access when acting in its on_subscribe callback.
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 59.5%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.
Description
In Eclipse Mosquitto, from version 1.3.2 through 2.0.18, if a malicious broker sends a crafted SUBACK packet with no reason codes, a client using libmosquitto may make out of bounds memory access when acting in its on_subscribe callback. This affects the mosquitto_sub and mosquitto_rr clients.
- CVSS 4.0
- 7.2 HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
- EPSS
- 59.49% probability · 99th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-122, CWE-787
- Affected
- eclipse/mosquitto
- Source
- emo@eclipse.org
References
- https://github.com/eclipse-mosquitto/mosquitto/commit/8ab20b4ba4204fdcdec78cb4d9f03c944a6e0e1cPatch
- https://gitlab.eclipse.org/security/vulnerability-reports/-/issues/190Exploit, Issue Tracking, Vendor Advisory
- https://mosquitto.org/blog/2024/10/version-2-0-19-released/Release Notes
- https://lists.debian.org/debian-lts-announce/2025/02/msg00022.html
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.