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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
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 Class 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

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Fedoraproject Fedora 2
Golang GO 1
Netapp Cloud Insights Telegraf 1
Netapp Storagegrid 1
Netapp Trident 1
Oracle Timesten In-memory Database 1

- References For CVE-2021-34558
GENTOO GLSA-202208-02[email protected]/message/JYIUSR4YP52PWG7YE7AA3DZ5OSURNFJB/
FEDORA FEDORA-2021-3a55403080[email protected]/message/NLOGBB7XBBRB3J5FDPW5KWHSH7IRF64W/
FEDORA FEDORA-2021-c35235c250[email protected]/message/ITRXPCHUCJGXCX2CUEPKZRRTB27GG4ZB/
FEDORA FEDORA-2021-54f88bebd4[email protected]/message/6BTC3JQUASFN5U2XA4UZIGAPZQBD5JSS/
FEDORA FEDORA-2021-ffa749f7f7[email protected]/message/LBMLUQMN6XRKPVOI5XFFBP4XSR7RNTYR/
FEDORA FEDORA-2021-6ac9b98f9e CONFIRM[email protected]/message/3XBQUFVI5TMV4KMKI7GKA223LHGPQISE/
FEDORA FEDORA-2021-07e4d20196[email protected]/message/WXJ2MVMAHOIGRH37ZSFYC4EVWLJFL2EQ/
FEDORA FEDORA-2021-47d259d3cf[email protected]/message/D7FRFM7WWR2JCT6NORQ7AO6B453OMI3I/
FEDORA FEDORA-2021-25c0011e78[email protected]/message/3BA7MFVXRBEKRTLSLYDICTYCGEMK2HZ7/
FEDORA FEDORA-2021-1bfb61f77c

- Metasploit Modules Related To CVE-2021-34558

There are not any metasploit modules related to this CVE entry (Please visit for more information)

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