High severity · published May 29, 2024
CVE-2024-35492
Cesanta Mongoose commit b316989 was discovered to contain a NULL pointer dereference via the scpy function at src/fmt.c
7.5
CVSS
0.5%
EPSS
No
On KEV
Description
Cesanta Mongoose commit b316989 was discovered to contain a NULL pointer dereference via the scpy function at src/fmt.c. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted MQTT packet.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 44% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MO
Mongoose · Cesanta
b316989 · source: CISA
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-35492
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-35492
github.com
https://github.com/zzh-newlearner/MQTT_Crash/blob/main/Mongoose_null_pointer.md
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