CVE-2021-34558
Published: August 31, 2023Last modified: August 31, 2023
Description
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.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 6.5 |
| Attack Vector | NETWORK |
| Attack complexity | LOW |
| Privileges required | NONE |
| User interaction | REQUIRED |
| Scope | UNCHANGED |
| Confidentiality | NONE |
| Integrity impact | NONE |
| Availability impact | HIGH |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | go | Not affected (1.19.9-r1) |
| Stream | go | Not affected (1.21.0-r2) |
References
- https://golang.org/doc/devel/release#go1.16.minor
- https://groups.google.com/g/golang-announce
- https://groups.google.com/g/golang-announce/c/n9FxMelZGAQ
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3BA7MFVXRBEKRTLSLYDICTYCGEMK2HZ7/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3XBQUFVI5TMV4KMKI7GKA223LHGPQISE/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6BTC3JQUASFN5U2XA4UZIGAPZQBD5JSS/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/D7FRFM7WWR2JCT6NORQ7AO6B453OMI3I/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ITRXPCHUCJGXCX2CUEPKZRRTB27GG4ZB/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JYIUSR4YP52PWG7YE7AA3DZ5OSURNFJB/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LBMLUQMN6XRKPVOI5XFFBP4XSR7RNTYR/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NLOGBB7XBBRB3J5FDPW5KWHSH7IRF64W/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WXJ2MVMAHOIGRH37ZSFYC4EVWLJFL2EQ/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/3BA7MFVXRBEKRTLSLYDICTYCGEMK2HZ7/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/3XBQUFVI5TMV4KMKI7GKA223LHGPQISE/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/6BTC3JQUASFN5U2XA4UZIGAPZQBD5JSS/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/D7FRFM7WWR2JCT6NORQ7AO6B453OMI3I/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/ITRXPCHUCJGXCX2CUEPKZRRTB27GG4ZB/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/JYIUSR4YP52PWG7YE7AA3DZ5OSURNFJB/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/LBMLUQMN6XRKPVOI5XFFBP4XSR7RNTYR/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/NLOGBB7XBBRB3J5FDPW5KWHSH7IRF64W/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/WXJ2MVMAHOIGRH37ZSFYC4EVWLJFL2EQ/
- https://security.gentoo.org/glsa/202208-02
- https://security.netapp.com/advisory/ntap-20210813-0005/
- https://www.oracle.com/security-alerts/cpujan2022.html
- https://www.oracle.com/security-alerts/cpuoct2021.html