CVE-2008-4583

Chilkat FTP 2.0 - Arbitrary File Write via SavePkcs8File Method

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2008-4583. PoCs published by darkl0rd.

AI-analyzed exploit summary This exploit targets an insecure method in Chilkat FTP ActiveX 2.0 (ChilkatCert.dll), specifically the SavePkcs8File method, which allows arbitrary file creation on the victim's system. The PoC uses VBScript to trigger the vulnerability via Internet Explorer.

Description

Insecure method vulnerability in the Chilkat FTP 2.0 ActiveX component (ChilkatCert.dll) allows remote attackers to overwrite arbitrary files via a full pathname in the SavePkcs8File method.

Exploits (1)

exploitdb WORKING POC VERIFIED
by darkl0rd · htmlremotewindows
https://www.exploit-db.com/exploits/5028

This exploit targets an insecure method in Chilkat FTP ActiveX 2.0 (ChilkatCert.dll), specifically the SavePkcs8File method, which allows arbitrary file creation on the victim's system. The PoC uses VBScript to trigger the vulnerability via Internet Explorer.

Classification
Working Poc 90%
Attack Type
Other
Complexity
Trivial
Reliability
Reliable
Target: Chilkat FTP ActiveX 2.0 (ChilkatCert.dll)
No auth needed
Prerequisites: Victim must be using Internet Explorer and have the vulnerable ActiveX control installed
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (3)

Core 3
Core References
Third Party Advisory third-party-advisory x_refsource_sreason
http://securityreason.com/securityalert/4427
Exploit, Third Party Advisory exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/5028
Exploit vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/27540

Scores

EPSS 0.0594
EPSS Percentile 92.3%

Details

Status published
Products (1)
chilkat_software/ftp 2.0
Published Oct 15, 2008
Tracked Since Feb 18, 2026