CVE-2022-21221 is a Directory Traversal vulnerability in the github.com/valyala/fasthttp package prior to version 1.34.0, specifically impacting Windows users. It allows an attacker to access arbitrary files outside the intended directory by using a backslash in the path when the ServeFile function is used. This vulnerability carries a CVSS score of 7.5 (HIGH), indicating a network-exploitable flaw with low attack complexity and high confidentiality impact, but no integrity or availability impact. Currently, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.34.0CPE matchmatch criteria | cpe:2.3:a:fasthttp_project:fasthttp:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.