What is CVE-2021-3116?

CVE-2021-3116 is a high-severity vulnerability in Proxy.py Project, classified under Incorrect Comparison. CVSS score: 7.5/10. Published 2021-01-11.

How severe is CVE-2021-3116?

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

Vulnerability in Proxy.py Project

CVE-2021-3116

before_upstream_connection in AuthPlugin in http/proxy/auth.py in proxy.py before 2.3.1 accepts incorrect Proxy-Authorization header data because of a boolean confusion (and versus or).

EPSS: 0.017 (74.5th 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:N/I:H/A:N.

Affected products

Proxy.py_project Proxy.py
N/a — versions n/a

Weakness classification (CWE)

CWE-697 — Incorrect Comparison

References

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

Frequently asked questions

What is CVE-2021-3116?: CVE-2021-3116 is a high-severity vulnerability in Proxy.py Project, classified under Incorrect Comparison. CVSS score: 7.5/10. Published 2021-01-11.
How severe is CVE-2021-3116?: High severity. CVSS v3 base score is 7.5 out of 10.