Malformed GAP submessage triggers assertion failure
CVE-2023-39534

7.5HIGH

Key Information:

Vendor

Eprosima

Status
Fast-dds
Vendor
CVE Published:
11 August 2023

What is CVE-2023-39534?

eprosima Fast DDS, an implementation of the Data Distribution Service standard, is impacted by a vulnerability that allows a malformed GAP submessage to cause an assertion failure, leading to a crash of the software. Users running versions earlier than 2.10.0, 2.9.2, and 2.6.5 are particularly at risk. The vulnerability is addressed in the mentioned versions, indicating the importance of timely updates to safeguard against potential disruptions.

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Affected Version(s)

Fast-DDS < 2.6.5 < 2.6.5

Fast-DDS >= 2.7.0, < 2.9.2 < 2.7.0, 2.9.2

References

https://github.com/eProsima/Fast-DDS/security/advisories/...
x_refsource_CONFIRM
https://bombshell.gtisc.gatech.edu/ddsfuzz/pcap/fastdds-a...
x_refsource_MISC
https://github.com/eProsima/Fast-DDS/blob/v2.9.1/include/...
x_refsource_MISC

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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