What is CVE-2020-21525?

CVE-2020-21525 is a high-severity vulnerability in Halo, classified under Path Traversal. CVSS score: 7.5/10. Published 2020-09-30.

How severe is CVE-2020-21525?

High severity. CVSS v3 base score is 7.5 out of 10.

Path Traversal in Halo

CVE-2020-21525

Halo V1.1.3 is affected by: Arbitrary File reading. In an interface that reads files in halo v1.1.3, a directory traversal check is performed on the input path parameter, but the startsWith function can be used to bypass it.

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.019 (77.8th 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

Halo — versions 1.1.3
N/a — versions n/a

Weakness classification (CWE)

CWE-22 — Path Traversal

References

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

Frequently asked questions

What is CVE-2020-21525?: CVE-2020-21525 is a high-severity vulnerability in Halo, classified under Path Traversal. CVSS score: 7.5/10. Published 2020-09-30.
How severe is CVE-2020-21525?: High severity. CVSS v3 base score is 7.5 out of 10.