CVE-2023-39321
High
Panic when processing post-handshake message on QUIC connections in crypto/tls
Processing an incomplete post-handshake message for a QUIC connection can cause a panic.
Exploit probability
1.1%
Published
September 8, 2023
Required by
Not available
Last source change
August 12, 2026
02 / AFFECTED SOFTWARE
Affected packages
1 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
GO-2023-2044
View original source
Processing an incomplete post-handshake message for a QUIC connection can cause a panic.
Open Source Vulnerabilities
BIT-golang-2023-39321
View original source
Processing an incomplete post-handshake message for a QUIC connection can cause a panic.
Open Source Vulnerabilities
CVE-2023-39321
View original source
Processing an incomplete post-handshake message for a QUIC connection can cause a panic.
05 / REFERENCES
Further evidence
- https://go.dev/cl/523039
- https://go.dev/issue/62266
- https://groups.google.com/g/golang-dev/c/2C5vbR-UNkI/m/L1hdrPhfBAAJ
- https://nvd.nist.gov/vuln/detail/CVE-2023-39321
- https://pkg.go.dev/vuln/GO-2023-2044
- https://security.gentoo.org/glsa/202311-09
- https://security.netapp.com/advisory/ntap-20231020-0004/
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/39xxx/CVE-2023-39321.json
- https://pkg.go.dev