A SSRF vulnerability exists in Winmail 6.5 in app.php in...

7.5 CVSS

Vulnerability Description

A SSRF vulnerability exists in Winmail 6.5 in app.php in the key parameter when HTTPS is on. An attacker can use this vulnerability to cause the server to send a request to a specific URL. An attacker can modify the request header 'HOST' value to cause the server to send the request.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2020-23776

Check My Exposure

Credits & Attribution

No credits recorded in the NVD database.

References

https://github.com/zhonghaozhao/winmail/issues/3

More from winmail project

View All →

CVE-2020-23774

A reflected XSS vulnerability exists in tohtml/convert.php of Winmail 6.5,...

Medium 6.1

Affected Vendor

winmail project

View all reports →

Affected Software

winmail

Vulnerable Versions:

6.5

Timeline

Official Publish: January 26th, 2021

Last Modified: August 4th, 2024

Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.