Path Traversal in Cloudwego Hertz

CVE-2022-40082

Hertz v0.3.0 ws discovered to contain a path traversal vulnerability via the normalizePath function.

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.009 (55.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Cloudwego Hertz — versions 0.3.0
Microsoft Windows
N/a — versions n/a

Weakness classification (CWE)

CWE-22 — Path Traversal

Public proof-of-concept exploits

References

cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC, Issue Tracking)
cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2022-40082?: CVE-2022-40082 is a high-severity vulnerability in Cloudwego Hertz, classified under Path Traversal. CVSS score: 7.5/10. Published 2022-09-28.
How severe is CVE-2022-40082?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2022-40082 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.