CVE-2023-40711

Description

Veilid before 0.1.9 does not check the size of uncompressed data during decompression upon an envelope receipt, which allows remote attackers to cause a denial of service (out-of-memory abort) via crafted packet data, as exploited in the wild in August 2023.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.18%
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://gitlab.com/veilid/veilid/-/blob/main/CHANGELOG.md release notes

Frequently Asked Questions

What is the severity of CVE-2023-40711?
CVE-2023-40711 has been scored as a high severity vulnerability.
How to fix CVE-2023-40711?
To fix CVE-2023-40711, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-40711 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-40711 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.