VulnerabilityModified
CVE-2021-41036
In versions prior to 1.1 of the Eclipse Paho MQTT C Client, the client does not check rem_len size in readpacket.
CRITICAL 9.8EPSS 1.20%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.20%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
In versions prior to 1.1 of the Eclipse Paho MQTT C Client, the client does not check rem_len size in readpacket.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 1.20% probability · 67th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Affected
- eclipse/paho mqtt c\/c\+\+ client
- Source
- emo@eclipse.org
References
- https://github.com/eclipse/paho.mqtt.embedded-c/issues/96Issue Tracking, Patch, Third Party Advisory
- https://github.com/eclipse/paho.mqtt.embedded-c/issues/96Issue Tracking, Patch, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.