CVE-2021-38443 is a vulnerability in Eclipse Cyclonedds
Published on May 5, 2022

Eclipse CycloneDDS Improper Handling of Syntactically Invalid Structure
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.

NVD

Vulnerability Analysis

CVE-2021-38443 can be exploited with local system access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality and integrity, and a high impact on availability.

Attack Vector:

LOCAL

Attack Complexity:

LOW

Privileges Required:

LOW

User Interaction:

NONE

Scope:

UNCHANGED

Confidentiality Impact:

LOW

Integrity Impact:

LOW

Availability Impact:

HIGH

Weakness Type

Improper Handling of Syntactically Invalid Structure

The product does not handle or incorrectly handles input that is not syntactically well-formed with respect to the associated specification.

Products Associated with CVE-2021-38443

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Eclipse Cyclonedds

Affected Versions

Eclipse CycloneDDS:

Version unspecified and below 0.8.0 is affected.

Exploit Probability

EPSS

0.16%

Percentile

36.74%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.