Panic Vulnerability in Go's Certificate Verify Function Affects MacOS
CVE-2022-27536

7.5HIGH

Key Information:

Vendor

Golang

Status
Go
Vendor
CVE Published:
20 April 2022

What is CVE-2022-27536?

A vulnerability in the Certificate.Verify method within the crypto/x509 package of Go versions prior to 1.18.1 allows remote attackers to trigger a panic in TLS clients running on macOS when they encounter specifically crafted malformed certificates. This situation can cause a denial of service, potentially impacting the availability of services that rely on TLS communication.

References

https://groups.google.com/g/golang-announce
https://groups.google.com/g/golang-announce/c/oecdBNLOml8
https://security.gentoo.org/glsa/202208-02
vendor-advisory

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.