CVE-2019-25466
HIGH EPSS 4.6%
Published Mar 11, 20263mo ago · Modified Jun 17, 20261w ago
8.6 CVSS 4.0
Published Mar 11, 2026 3mo ago
Last Modified Jun 17, 2026 1w ago
Description
Easy File Sharing Web Server 7.2 contains a local structured exception handling buffer overflow vulnerability that allows local attackers to execute arbitrary code by creating a malicious username. Attackers can craft a username with a payload containing 4059 bytes of padding followed by a nseh value and seh pointer to trigger the overflow when adding a new user account.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Attack Vector Local
Attack Complexity Low
Privileges Required None
User Interaction None
Scope X
Threat Intelligence
EPSS Exploit Probability
4.6% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-787 Out-of-bounds Write Memory Safety
References 2
- exploit-db.com https://www.exploit-db.com/exploits/47411
- vulncheck.com https://www.vulncheck.com/advisories/easy-file-sharing-web-server-local-seh-overflow
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.