PT-2017-19005 · Efs · Efs Software Easy Chat Server

Published 2017-06-12 · Updated 2021-03-26 · CVE-2017-9543

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions EFS Software Easy Chat Server versions 2.0 to 3.1

Description The issue allows remote attackers to reset arbitrary passwords via a crafted POST request to "registresult.htm". This is a significant problem as it can lead to unauthorized access to accounts.

Recommendations For EFS Software Easy Chat Server versions 2.0 to 3.1, consider disabling the register.ghp functionality until a patch is available to prevent remote attackers from resetting arbitrary passwords. Restrict access to the "registresult.htm" endpoint to minimize the risk of exploitation.

Exploit

Fix

Weakness Enumeration

CWE-640

Related Identifiers

CVE-2017-9543

Affected Products

Efs Software Easy Chat Server

References · 3

• 🔥 https://exploit-db.com/exploits/42154 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2017-9543 · Security Note
• https://osv.dev/vulnerability/CVE-2017-9543 · Vendor Advisory