High severity · published Feb 1, 2022
CVE-2021-41040
In Eclipse Wakaama, ever since its inception until 2021-01-14, the CoAP parsing code does not properly sanitize network-received data
7.5
CVSS
1.4%
EPSS
No
On KEV
Description
In Eclipse Wakaama, ever since its inception until 2021-01-14, the CoAP parsing code does not properly sanitize network-received data.
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)1.4% · higher than 72% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WA
Wakaama · Eclipse
1.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-41040
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-41040
Exploit
https://bugs.eclipse.org/bugs/show_bug.cgi?id=577968
Patch
https://github.com/eclipse/wakaama/pull/640
More from Wakaama
7.5
CVE-2019-9004
In Eclipse Wakaama (formerly liblwm2m) 1.0, core/er-coap-13/er-coap-13.c in lwm2mserver in the LWM2M server mishandles invalid options, leading to a memory leak