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.
Published 2022-05-05 17:15:10
Updated 2022-05-13 03:53:29
Source ICS-CERT
View at NVD,   CVE.org

Products affected by CVE-2021-38441

Exploit prediction scoring system (EPSS) score for CVE-2021-38441

0.17%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 54 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-38441

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
7.5
HIGH AV:N/AC:L/Au:N/C:P/I:P/A:P
10.0
6.4
NIST
6.6
MEDIUM CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H
1.8
4.7
ICS-CERT
9.8
CRITICAL CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
3.9
5.9
NIST

CWE ids for CVE-2021-38441

  • Any condition where the attacker has the ability to write an arbitrary value to an arbitrary location, often as the result of a buffer overflow.
    Assigned by: ics-cert@hq.dhs.gov (Primary)

References for CVE-2021-38441

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