high7.5
CVE-2022-21221
Path traversal in github.com/valyala/fasthttp
Impact
The package github.com/valyala/fasthttp before 1.34.0 is vulnerable to Directory Traversal via the ServeFile function, due to improper sanitization. It is possible to be exploited by using a backslash %5c character in the path. **Note:** This security issue impacts Windows users only.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| go | github.com/valyala/fasthttp | < 1.34.0 | 1.34.0 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Fasthttp Project | Fasthttp | before 1.34.0 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://github.com/valyala/fasthttp/commit/15262ecf3c602364639d465daba1e7f3604d00e8
- https://github.com/valyala/fasthttp/commit/6b5bc7bb304975147b4af68df54ac214ed2554c1
- https://github.com/valyala/fasthttp/issues/1226
- https://github.com/valyala/fasthttp/releases/tag/v1.34.0
- https://snyk.io/vuln/SNYK-GOLANG-GITHUBCOMVALYALAFASTHTTP-2407866
- https://github.com/advisories/GHSA-fx95-883v-4q4h
- https://nvd.nist.gov/vuln/detail/CVE-2022-21221
- https://pkg.go.dev/vuln/GO-2022-0355