CVE-2021-20291 is a deadlock vulnerability in github.com/containers/storage, affecting products like Fedora, Red Hat, and storage_project, where processing a malformed container image layer can cause an indefinite wait, leading to a Denial of Service (DoS). With a CVSS score of 6.5 (Medium), this vulnerability can be triggered remotely by an unauthenticated attacker, requiring user interaction to download and store a crafted malicious image. While there is no known active exploitation, public exploit code, or Metasploit/Nuclei modules, the vulnerability has garnered community discussion and media coverage, indicating awareness of its potential impact.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.28.1CPE matchmatch criteria | cpe:2.3:a:storage_project:storage:*:*:*:*:*:*:*:* | ||
4.0CPE matchmatch criteria | cpe:2.3:a:redhat:openshift_container_platform:4.0:*:*:*:*:*:*:* | ||
8.0CPE matchmatch criteria | cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:* | ||
33CPE matchmatch criteria | cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* | ||
34CPE matchmatch criteria | cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.