Use of insufficiently random values in Go programming language



Published: 2022-08-05
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-30629
CWE-ID CWE-330
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Go programming language
Universal components / Libraries / Scripting languages

Vendor Google

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Use of insufficiently random values

EUVDB-ID: #VU66122

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2022-30629

CWE-ID: CWE-330 - Use of Insufficiently Random Values

Exploit availability: No

Description

The vulnerability allows a remote attacker gain access to sensitive information.

The vulnerability exists in crypto/tls implementation when generating TLS tickets age. The newSessionTicketMsgTLS13.ageAdd is always set to "0" instead of a random value.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Go programming language: 1.18 - 1.18.2, 1.17 - 1.17.10


CPE2.3 External links

http://github.com/golang/go/issues/52814
http://github.com/golang/vulndb/issues/531

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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