CVE-2022-30634

HIGH severity · CVSS 7.5 · CWE-835

7.5CVSS HIGH

Summary

Infinite loop in Read in crypto/rand before Go 1.17.11 and Go 1.18.3 on Windows allows attacker to cause an indefinite hang by passing a buffer larger than 1 << 32 - 1 bytes.

Impact & exploitability

Attack vectorNetwork

Attack complexityLow

Privileges requiredNone

User interactionNone

Confidentiality impactNone

Integrity impactNone

Availability impactHigh

Exploit probability (EPSS)0%

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products we track (1)

Recommendation

Apply the vendor fix promptly. Open any affected product above for its exact safe version.

Official patch: https://go.dev/cl/402257 ↗

Additional information

NVD record
https://go.dev/cl/402257Patch
https://go.googlesource.com/go/+/bb1f4416180511231de6d17a1f2f55c82aafc863Patch
https://go.dev/cl/402257Patch
https://go.googlesource.com/go/+/bb1f4416180511231de6d17a1f2f55c82aafc863Patch
https://groups.google.com/g/golang-announce/c/TzIC9-t8Ytg/m/IWz5T6x7AAAJAdvisory
https://pkg.go.dev/vuln/GO-2022-0477Advisory
https://go.dev/issue/52561Exploit
https://go.dev/issue/52561Exploit