SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2017-2894

An exploitable stack buffer overflow vulnerability exists in the MQTT packet parsing functionality of Cesanta Mongoose 6.8.

CRITICAL 9.8EPSS 31.0%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 31.0%, higher than 98% of all known CVEs. Patch or mitigate before the next change window.

Description

An exploitable stack buffer overflow vulnerability exists in the MQTT packet parsing functionality of Cesanta Mongoose 6.8. A specially crafted MQTT SUBSCRIBE packet can cause a stack buffer overflow resulting in remote code execution. An attacker needs to send a specially crafted MQTT packet over the network to trigger this vulnerability.

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
31.05% probability · 98th percentile
CISA KEV
Not listed
Weakness
CWE-787
Affected
cesanta/mongoose
Source
talos-cna@cisco.com

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.