Vulnerability · Published Jul 15, 2021 · Assigned by mitre
CVE-2021-34558
Medium 6.5
In plain English
A medium-severity security flaw in the grafana package (AlmaLinux). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 7.0% (higher than 94% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code. Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)6.5Medium
Exploit odds (30 days)7.0%top 5.8% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack tooling1Public PoC
Official 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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux:8 | grafana | 7.5.9-4.el8 | ALSA-2021:4226 |
| AlmaLinux:9 | podman | 2:4.2.0-3.el9 | ALSA-2022:7954 |
| AlmaLinux:9 | podman-docker | 2:4.2.0-3.el9 | ALSA-2022:7954 |
| AlmaLinux:9 | podman-gvproxy | 2:4.2.0-3.el9 | ALSA-2022:7954 |
| AlmaLinux:9 | podman-plugins | 2:4.2.0-3.el9 | ALSA-2022:7954 |
| AlmaLinux:9 | podman-remote | 2:4.2.0-3.el9 | ALSA-2022:7954 |
| AlmaLinux:9 | podman-tests | 2:4.2.0-3.el9 | ALSA-2022:7954 |
| Alpine:v3.20 | go | 1.16.6-r0 | ALPINE-CVE-2021-34558 |
| Alpine:v3.21 | go | 1.16.6-r0 | ALPINE-CVE-2021-34558 |
| Alpine:v3.22 | go | 1.16.6-r0 | ALPINE-CVE-2021-34558 |
| Alpine:v3.23 | go | 1.16.6-r0 | ALPINE-CVE-2021-34558 |
| Alpine:v3.24 | go | 1.16.6-r0 | ALPINE-CVE-2021-34558 |
| Go | stdlib | 1.15.14, 1.16.6 | GO-2021-0243 |
| Rocky Linux:8 | aardvark-dns | 2:1.10.0-1.module+el8.10.0+1872+2e18eb19 | RLSA-2024:2988 |
| Rocky Linux:8 | aardvark-dns | 2:1.10.0-1.module+el8.10.0+1843+6892ab28 | RLSA-2024:2988 |
| Rocky Linux:8 | aardvark-dns | 2:1.10.0-1.module+el8.10.0+1815+5fe7415e | RLSA-2024:2988 |
| Rocky Linux:8 | aardvark-dns | 2:1.10.0-1.module+el8.10.0+1825+623b0c20 | RLSA-2024:2988 |
| Rocky Linux:8 | cockpit-podman | 0:84.1-1.module+el8.10.0+1843+6892ab28 | RLSA-2024:2988 |
| Rocky Linux:8 | cockpit-podman | 0:84.1-1.module+el8.10.0+1874+ce489889 | RLSA-2024:2988 |
| Rocky Linux:8 | cockpit-podman | 0:84.1-1.module+el8.10.0+1880+8e896d1b | RLSA-2024:2988 |
| Rocky Linux:8 | cockpit-podman | 0:84.1-1.module+el8.10.0+1896+b18fa106 | RLSA-2024:2988 |
| Rocky Linux:8 | cockpit-podman | 0:84.1-1.module+el8.10.0+1948+4b5cd4a9 | RLSA-2024:2988 |
| Rocky Linux:8 | cockpit-podman | 0:84.1-1.module+el8.10.0+1815+5fe7415e | RLSA-2024:2988 |
| Rocky Linux:8 | cockpit-podman | 0:84.1-1.module+el8.10.0+1825+623b0c20 | RLSA-2024:2988 |
| Rocky Linux:8 | cockpit-podman | 0:84.1-1.module+el8.10.0+1872+2e18eb19 | RLSA-2024:2988 |
| Rocky Linux:8 | conmon | 3:2.1.10-1.module+el8.10.0+1880+8e896d1b | RLSA-2024:2988 |
| Rocky Linux:8 | conmon | 3:2.1.10-1.module+el8.10.0+1896+b18fa106 | RLSA-2024:2988 |
| Rocky Linux:8 | conmon | 3:2.1.10-1.module+el8.10.0+1815+5fe7415e | RLSA-2024:2988 |
| Rocky Linux:8 | conmon | 3:2.1.10-1.module+el8.10.0+1843+6892ab28 | RLSA-2024:2988 |
| Rocky Linux:8 | conmon | 3:2.1.10-1.module+el8.10.0+1872+2e18eb19 | RLSA-2024:2988 |
| Rocky Linux:8 | conmon | 3:2.1.10-1.module+el8.10.0+1874+ce489889 | RLSA-2024:2988 |
| Rocky Linux:8 | conmon | 3:2.1.10-1.module+el8.10.0+1948+4b5cd4a9 | RLSA-2024:2988 |
| Rocky Linux:8 | container-selinux | 2:2.229.0-2.module+el8.10.0+1896+b18fa106 | RLSA-2024:2988 |
| Rocky Linux:8 | container-selinux | 2:2.229.0-2.module+el8.10.0+1948+4b5cd4a9 | RLSA-2024:2988 |
| Rocky Linux:8 | container-selinux | 2:2.229.0-2.module+el8.10.0+1843+6892ab28 | RLSA-2024:2988 |
| Rocky Linux:8 | container-selinux | 2:2.229.0-2.module+el8.10.0+1872+2e18eb19 | RLSA-2024:2988 |
| Rocky Linux:8 | container-selinux | 2:2.229.0-2.module+el8.10.0+1874+ce489889 | RLSA-2024:2988 |
| Rocky Linux:8 | container-selinux | 2:2.229.0-2.module+el8.10.0+1880+8e896d1b | RLSA-2024:2988 |
| Rocky Linux:8 | container-selinux | 2:2.229.0-2.module+el8.10.0+1815+5fe7415e | RLSA-2024:2988 |
| Rocky Linux:8 | container-selinux | 2:2.229.0-2.module+el8.10.0+1825+623b0c20 | RLSA-2024:2988 |
| Rocky Linux:8 | containernetworking-plugins | 1:1.4.0-2.module+el8.10.0+1825+623b0c20 | RLSA-2024:2988 |
| Rocky Linux:8 | containernetworking-plugins | 1:1.4.0-2.module+el8.10.0+1815+5fe7415e | RLSA-2024:2988 |
| Rocky Linux:8 | containers-common | 2:1-81.module+el8.10.0+1815+5fe7415e | RLSA-2024:2988 |
| Rocky Linux:8 | containers-common | 2:1-81.module+el8.10.0+1825+623b0c20 | RLSA-2024:2988 |
| Rocky Linux:8 | crun | 0:1.14.3-2.module+el8.10.0+1815+5fe7415e | RLSA-2024:2988 |
| Rocky Linux:8 | crun | 0:1.14.3-2.module+el8.10.0+1825+623b0c20 | RLSA-2024:2988 |
| Rocky Linux:8 | crun | 0:1.14.3-2.module+el8.10.0+1843+6892ab28 | RLSA-2024:2988 |
| Rocky Linux:8 | crun | 0:1.14.3-2.module+el8.10.0+1872+2e18eb19 | RLSA-2024:2988 |
| Rocky Linux:8 | crun | 0:1.14.3-2.module+el8.10.0+1874+ce489889 | RLSA-2024:2988 |
| Rocky Linux:8 | crun | 0:1.14.3-2.module+el8.10.0+1880+8e896d1b | RLSA-2024:2988 |
| Rocky Linux:8 | crun | 0:1.14.3-2.module+el8.10.0+1896+b18fa106 | RLSA-2024:2988 |
| Rocky Linux:8 | crun | 0:1.14.3-2.module+el8.10.0+1948+4b5cd4a9 | RLSA-2024:2988 |
| Rocky Linux:8 | delve | 0:1.5.0-2.module+el8.4.0+396+d2d16ae3 | RLSA-2021:3076 |
| Rocky Linux:8 | fuse-overlayfs | 0:1.13-1.module+el8.10.0+1825+623b0c20 | RLSA-2024:2988 |
| Rocky Linux:8 | fuse-overlayfs | 0:1.13-1.module+el8.10.0+1815+5fe7415e | RLSA-2024:2988 |
| Rocky Linux:8 | fuse-overlayfs | 0:1.13-1.module+el8.10.0+1843+6892ab28 | RLSA-2024:2988 |
| Rocky Linux:8 | fuse-overlayfs | 0:1.13-1.module+el8.10.0+1872+2e18eb19 | RLSA-2024:2988 |
| Rocky Linux:8 | fuse-overlayfs | 0:1.13-1.module+el8.10.0+1874+ce489889 | RLSA-2024:2988 |
| Rocky Linux:8 | fuse-overlayfs | 0:1.13-1.module+el8.10.0+1880+8e896d1b | RLSA-2024:2988 |
| Rocky Linux:8 | fuse-overlayfs | 0:1.13-1.module+el8.10.0+1896+b18fa106 | RLSA-2024:2988 |
| Rocky Linux:8 | fuse-overlayfs | 0:1.13-1.module+el8.10.0+1948+4b5cd4a9 | RLSA-2024:2988 |
| Rocky Linux:8 | go-toolset | 0:1.15.14-1.module+el8.4.0+632+4dba2916 | RLSA-2021:3076 |
| Rocky Linux:8 | golang | 0:1.15.14-1.module+el8.4.0+632+4dba2916 | RLSA-2021:3076 |
| Rocky Linux:8 | grafana | 0:7.5.9-4.el8 | RLSA-2021:4226 |
| Rocky Linux:8 | libslirp | 0:4.4.0-1.module+el8.9.0+1445+07728297 | RLSA-2024:2988 |
| Rocky Linux:8 | netavark | 2:1.10.3-1.module+el8.10.0+1896+b18fa106 | RLSA-2024:2988 |
| Rocky Linux:8 | netavark | 2:1.10.3-1.module+el8.10.0+1948+4b5cd4a9 | RLSA-2024:2988 |
| Rocky Linux:8 | netavark | 2:1.10.3-1.module+el8.10.0+1843+6892ab28 | RLSA-2024:2988 |
| Rocky Linux:8 | netavark | 2:1.10.3-1.module+el8.10.0+1872+2e18eb19 | RLSA-2024:2988 |
| Rocky Linux:8 | netavark | 2:1.10.3-1.module+el8.10.0+1874+ce489889 | RLSA-2024:2988 |
| Rocky Linux:8 | netavark | 2:1.10.3-1.module+el8.10.0+1880+8e896d1b | RLSA-2024:2988 |
| Rocky Linux:8 | netavark | 2:1.10.3-1.module+el8.10.0+1825+623b0c20 | RLSA-2024:2988 |
| Rocky Linux:8 | netavark | 2:1.10.3-1.module+el8.10.0+1815+5fe7415e | RLSA-2024:2988 |
| Rocky Linux:8 | oci-seccomp-bpf-hook | 0:1.2.10-1.module+el8.10.0+1896+b18fa106 | RLSA-2024:2988 |
| Rocky Linux:8 | oci-seccomp-bpf-hook | 0:1.2.10-1.module+el8.10.0+1948+4b5cd4a9 | RLSA-2024:2988 |
| Rocky Linux:8 | oci-seccomp-bpf-hook | 0:1.2.10-1.module+el8.10.0+1825+623b0c20 | RLSA-2024:2988 |
| Rocky Linux:8 | oci-seccomp-bpf-hook | 0:1.2.10-1.module+el8.10.0+1815+5fe7415e | RLSA-2024:2988 |
| Rocky Linux:8 | oci-seccomp-bpf-hook | 0:1.2.10-1.module+el8.10.0+1872+2e18eb19 | RLSA-2024:2988 |
| Rocky Linux:8 | oci-seccomp-bpf-hook | 0:1.2.10-1.module+el8.10.0+1843+6892ab28 | RLSA-2024:2988 |
| Rocky Linux:8 | oci-seccomp-bpf-hook | 0:1.2.10-1.module+el8.10.0+1874+ce489889 | RLSA-2024:2988 |
| Rocky Linux:8 | oci-seccomp-bpf-hook | 0:1.2.10-1.module+el8.10.0+1880+8e896d1b | RLSA-2024:2988 |
| Rocky Linux:8 | python-podman | 0:4.9.0-1.module+el8.10.0+1825+623b0c20 | RLSA-2024:2988 |
| Rocky Linux:8 | python-podman | 0:4.9.0-1.module+el8.10.0+1815+5fe7415e | RLSA-2024:2988 |
| Rocky Linux:8 | runc | 1:1.1.12-1.module+el8.10.0+1825+623b0c20 | RLSA-2024:2988 |
| Rocky Linux:8 | runc | 1:1.1.12-1.module+el8.10.0+1815+5fe7415e | RLSA-2024:2988 |
| Rocky Linux:8 | slirp4netns | 0:1.2.3-1.module+el8.10.0+1896+b18fa106 | RLSA-2024:2988 |
| Rocky Linux:8 | slirp4netns | 0:1.2.3-1.module+el8.10.0+1948+4b5cd4a9 | RLSA-2024:2988 |
| Rocky Linux:8 | slirp4netns | 0:1.2.3-1.module+el8.10.0+1843+6892ab28 | RLSA-2024:2988 |
| Rocky Linux:8 | slirp4netns | 0:1.2.3-1.module+el8.10.0+1872+2e18eb19 | RLSA-2024:2988 |
| Rocky Linux:8 | slirp4netns | 0:1.2.3-1.module+el8.10.0+1874+ce489889 | RLSA-2024:2988 |
| Rocky Linux:8 | slirp4netns | 0:1.2.3-1.module+el8.10.0+1880+8e896d1b | RLSA-2024:2988 |
| Rocky Linux:8 | slirp4netns | 0:1.2.3-1.module+el8.10.0+1815+5fe7415e | RLSA-2024:2988 |
| Rocky Linux:8 | slirp4netns | 0:1.2.3-1.module+el8.10.0+1825+623b0c20 | RLSA-2024:2988 |
| Rocky Linux:8 | toolbox | 0:0.0.99.5-2.module+el8.10.0+1880+8e896d1b.rocky.0.2 | RLSA-2024:2988 |
| Rocky Linux:8 | toolbox | 0:0.0.99.5-2.module+el8.10.0+1896+b18fa106.rocky.0.2 | RLSA-2024:2988 |
| Rocky Linux:8 | toolbox | 0:0.0.99.5-2.module+el8.10.0+1948+4b5cd4a9.rocky.0.2 | RLSA-2024:2988 |
| Rocky Linux:8 | toolbox | 0:0.0.99.5-2.module+el8.10.0+1843+6892ab28.rocky.0.2 | RLSA-2024:2988 |
| Rocky Linux:8 | toolbox | 0:0.0.99.5-2.module+el8.10.0+1829+9bb2696f.rocky.0.2 | RLSA-2024:2988 |
| Rocky Linux:8 | toolbox | 0:0.0.99.5-2.module+el8.10.0+1825+623b0c20.rocky.0.2 | RLSA-2024:2988 |
| Rocky Linux:8 | toolbox | 0:0.0.99.5-2.module+el8.10.0+1815+5fe7415e.rocky.0.2.rocky.0.2 | RLSA-2024:2988 |
| Rocky Linux:8 | toolbox | 0:0.0.99.5-2.module+el8.10.0+1872+2e18eb19.rocky.0.2 | RLSA-2024:2988 |
| Rocky Linux:8 | toolbox | 0:0.0.99.5-2.module+el8.10.0+1874+ce489889.rocky.0.2 | RLSA-2024:2988 |
Affected products (as reported)
References
- https://groups.google.com/g/golang-announce x_refsource_MISC
- https://golang.org/doc/devel/release#go1.16.minor x_refsource_MISC
- FEDORA-2021-25c0011e78 vendor-advisory, x_refsource_FEDORA
- FEDORA-2021-1bfb61f77c vendor-advisory, x_refsource_FEDORA
- FEDORA-2021-3a55403080 vendor-advisory, x_refsource_FEDORA
- FEDORA-2021-47d259d3cf vendor-advisory, x_refsource_FEDORA
- FEDORA-2021-6ac9b98f9e vendor-advisory, x_refsource_FEDORA
- FEDORA-2021-07e4d20196 vendor-advisory, x_refsource_FEDORA
- FEDORA-2021-ffa749f7f7 vendor-advisory, x_refsource_FEDORA
- FEDORA-2021-54f88bebd4 vendor-advisory, x_refsource_FEDORA
- FEDORA-2021-c35235c250 vendor-advisory, x_refsource_FEDORA
- https://www.oracle.com/security-alerts/cpuoct2021.html x_refsource_MISC
- https://groups.google.com/g/golang-announce/c/n9FxMelZGAQ x_refsource_MISC
- https://security.netapp.com/advisory/ntap-20210813-0005/ x_refsource_CONFIRM
- https://www.oracle.com/security-alerts/cpujan2022.html x_refsource_MISC
- GLSA-202208-02 vendor-advisory, x_refsource_GENTOO