CVE-2021-29416 is a medium-severity vulnerability affecting PortSwigger Burp Suite versions prior to 2021.2. It allows a malicious request to bypass the upstream proxy configuration, potentially leading to NetNTLM hash leakage on Windows systems if outbound SMB is not blocked. The vulnerability has a CVSS score of 6.5, indicating a network-based attack requiring user interaction, with high confidentiality impact. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2021.2CPE matchmatch criteria | cpe:2.3:a:portswigger:burp_suite:*:*:*:*:community:*:*:* | ||
< 2021.2CPE matchmatch criteria | cpe:2.3:a:portswigger:burp_suite:*:*:*:*:professional:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.