CVE-2017-9544

EUVD-2017-18475
There is a remote stack-based buffer overflow (SEH) in register.ghp in EFS Software Easy Chat Server versions 2.0 to 3.1. By sending an overly long username string to registresult.htm for registering the user, an attacker may be able to execute arbitrary code.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 99%
Affected Products (NVD)
VendorProductVersion
echatservereasy_chat_server
2.0 ≤
𝑥
≤ 3.1
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://www.exploit-db.com/exploits/42155/
https://www.exploit-db.com/exploits/42155/