VulnerabilityModified

CVE-2023-39948

This can remotely crash any Fast DDS process.

HIGH 7.5EPSS 1.04%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.04%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

eprosima Fast DDS is a C++ implementation of the Data Distribution Service standard of the Object Management Group. Prior to versions 2.10.0 and 2.6.5, the `BadParamException` thrown by Fast CDR is not caught in Fast DDS. This can remotely crash any Fast DDS process. Versions 2.10.0 and 2.6.5 contain a patch for this issue.

CVSS 3.1: 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS: 1.04% probability · 62th percentile
CISA KEV: Not listed
Weakness: CWE-248
Affected: eprosima/fast dds · debian/debian linux
Source: security-advisories@github.com

References

https://github.com/eProsima/Fast-DDS/files/11117197/fastdds-assert.pcap.zipThird Party Advisory
https://github.com/eProsima/Fast-DDS/issues/3422Third Party Advisory
https://github.com/eProsima/Fast-DDS/security/advisories/GHSA-x9pj-vrgf-f68fThird Party Advisory
https://www.debian.org/security/2023/dsa-5481Third Party Advisory
https://github.com/eProsima/Fast-DDS/files/11117197/fastdds-assert.pcap.zipThird Party Advisory
https://github.com/eProsima/Fast-DDS/issues/3422Third Party Advisory
https://github.com/eProsima/Fast-DDS/security/advisories/GHSA-x9pj-vrgf-f68fThird Party Advisory
https://www.debian.org/security/2023/dsa-5481Third Party Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.