Critical severity · published May 5, 2022
CVE-2021-38441
Eclipse CycloneDDS versions prior to 0.8.0 are vulnerable to a write-what-where condition, which may allow an attacker to write arbitrary values in the XML parser
9.8
CVSS
2.1%
EPSS
No
On KEV
Description
Eclipse CycloneDDS versions prior to 0.8.0 are vulnerable to a write-what-where condition, which may allow an attacker to write arbitrary values in the XML parser.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.1% · higher than 82% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CY
Cyclonedds · Eclipse
before 0.8.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-38441
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-38441
Product
https://projects.eclipse.org/projects/iot.cyclonedds
Third Party Advisory
https://www.cisa.gov/uscert/ics/advisories/icsa-21-315-02
More from Cyclonedds
9.8
CVE-2021-38443
Eclipse CycloneDDS versions prior to 0.8.0 improperly handle invalid structures, which may allow an attacker to write arbitrary values in the XML parser