Vulnerability Details : CVE-2021-34558

The crypto/tls package of Go through 1.16.5 does not properly assert that the type of public key in an X.509 certificate matches the expected type when doing a RSA based key exchange, allowing a malicious TLS server to cause a TLS client to panic.
Publish Date : 2021-07-15 Last Update Date : 2022-08-04

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- CVSS Scores & Vulnerability Types

CVSS Score	2.6
Confidentiality Impact	None (There is no impact to the confidentiality of the system.)
Integrity Impact	None (There is no impact to the integrity of the system)
Availability Impact	Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity	High (Specialized access conditions exist. It is hard to exploit and several special conditions must be satisfied to exploit)
Authentication	Not required (Authentication is not required to exploit the vulnerability.)
Gained Access	None
Vulnerability Type(s)
CWE ID	295

- Related OVAL Definitions

Title	Definition Id	Family
RHSA-2021:3076: go-toolset:rhel8 security, bug fix, and enhancement update (Moderate)	oval:com.redhat.rhsa:def:20213076	unix
RHSA-2021:4226: grafana security, bug fix, and enhancement update (Moderate)	oval:com.redhat.rhsa:def:20214226	unix
RHSA-2022:7954: podman security and bug fix update (Moderate)	oval:com.redhat.rhsa:def:20227954	unix

OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2021-34558

#	Product Type	Vendor	Product	Version	Update	Edition	Language
1	OS	Fedoraproject	Fedora	33	*	*	*	Version Details Vulnerabilities
2	OS	Fedoraproject	Fedora	34	*	*	*	Version Details Vulnerabilities
3	Application	Golang	GO	*	*	*	*	Version Details Vulnerabilities
4	Application	Netapp	Cloud Insights Telegraf	-	*	*	*	Version Details Vulnerabilities
5	Application	Netapp	Storagegrid	-	*	*	*	Version Details Vulnerabilities
6	Application	Netapp	Trident	-	*	*	*	Version Details Vulnerabilities
7	Application	Oracle	Timesten In-memory Database	*	*	*	*	Version Details Vulnerabilities