VulnerabilityModified
CVE-2017-7651
In Eclipse Mosquitto 1.4.14, a user can shutdown the Mosquitto server simply by filling the RAM memory with a lot of connections with large payload.
HIGH 7.5EPSS 5.21%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (5.21%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
In Eclipse Mosquitto 1.4.14, a user can shutdown the Mosquitto server simply by filling the RAM memory with a lot of connections with large payload. This can be done without authentications if occur in connection phase of MQTT protocol.
- CVSS 3.0
- 7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 5.21% probability · 92th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-789, CWE-400
- Affected
- eclipse/mosquitto · debian/debian linux
- Source
- emo@eclipse.org
References
- https://bugs.eclipse.org/bugs/show_bug.cgi?id=529754Exploit, Issue Tracking, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/03/msg00037.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/06/msg00016.htmlMailing List, Third Party Advisory
- https://mosquitto.org/blog/2018/02/security-advisory-cve-2017-7651-cve-2017-7652/Patch, Vendor Advisory
- https://www.debian.org/security/2018/dsa-4325Third Party Advisory
- https://bugs.eclipse.org/bugs/show_bug.cgi?id=529754Exploit, Issue Tracking, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/03/msg00037.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/06/msg00016.htmlMailing List, Third Party Advisory
- https://mosquitto.org/blog/2018/02/security-advisory-cve-2017-7651-cve-2017-7652/Patch, Vendor Advisory
- https://www.debian.org/security/2018/dsa-4325Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.