HIGH · 7.5

CVE-2023-39321

Processing an incomplete post-handshake message for a QUIC connection can cause a panic.

Vulnerability Description

Processing an incomplete post-handshake message for a QUIC connection can cause a panic.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
GolangGo>= 1.21.0, < 1.21.1

Related Weaknesses (CWE)

References

FAQ

What is CVE-2023-39321?

CVE-2023-39321 is a vulnerability with a CVSS score of 7.5 (HIGH). Processing an incomplete post-handshake message for a QUIC connection can cause a panic.

How severe is CVE-2023-39321?

CVE-2023-39321 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-39321?

Check the references section above for vendor advisories and patch information. Affected products include: Golang Go.