VULNERABILITY INTELLIGENCE

CVE-2021-29416

CVSS score6.5 MEDIUM

EPSS probability1.19%

CISA KEVNot currently listed

Published2021-03-29

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Description

An issue was discovered in PortSwigger Burp Suite before 2021.2. During viewing of a malicious request, it can be manipulated into issuing a request that does not respect its upstream proxy configuration. This could leak NetNTLM hashes on Windows systems that fail to block outbound SMB.

Weakness classification

nvd@nist.gov: NVD-CWE-Other

Primary references

cve@mitre.org — Exploit, Issue Tracking, Third Party Advisory
cve@mitre.org — Release Notes, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Issue Tracking, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Release Notes, Vendor Advisory