// For flags

CVE-2023-39321

Panic when processing post-handshake message on QUIC connections in crypto/tls

Severity Score

7.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Attend
*SSVC
Descriptions

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

El procesamiento de un mensaje post-handshake incompleto para una conexión QUIC puede causar un estado de pánico.

A flaw was found in Golang. Processing an incomplete post-handshake message for a QUIC connection caused a panic.

*Credits: Marten Seemann
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
* Common Vulnerability Scoring System
SSVC
  • Decision:Attend
Exploitation
None
Automatable
Yes
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2023-07-27 CVE Reserved
  • 2023-09-08 CVE Published
  • 2024-09-26 CVE Updated
  • 2024-10-10 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-400: Uncontrolled Resource Consumption
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Golang
Search vendor "Golang"
 Go
Search vendor "Golang" for product "Go"
 >= 1.21.0 < 1.21.1
Search vendor "Golang" for product "Go" and version " >= 1.21.0 < 1.21.1"
-
Affected