Zero-day Vulnerability Database

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Zero-day vulnerabilities discovered: 1

Buffer overflow in Lhaca File Archiver
CVE-2007-3375

Buffer overflow

The vulnerability allows a remote user to execute arbitrary code on the target system.

The vulnerability exists due to boundary error in Lhaca File Archiver when processing .lzh archives. A remote attacker can create a specially crafted .lzh file, trick the victim into opening it, cause stack-based buffer overflow and execute arbitrary code with privileges of the current user.

Successful exploitation of the vulnerability results in compromise of vulnerable system.

Note: this vulnerability is being actively exploited.

Software: File Archiver

Known/fameous malware:

Trojan.Lhdropper

Links:

https://www.symantec.com/security_response/writeup.jsp?docid=2007-062506-5500-99
http://vuln.sg/lhaca121-en.html
http://www.kb.cert.org/vuls/id/871497
https://www.symantec.com/connect/blogs/beware-lzh

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About zero-day vulnerabilities

Zero-day vulnerability is an undisclosed vulnerability in software that hackers can exploit to compromise computer programs, gain unauthorized access to sensitive data, penetrate networks, etc. We consider vulnerability a zero-day when there is no solution provided from software vendor and the vulnerability is being actively exploited by malicious actors.

Zero-day candidate is a potential zero-day vulnerability in software which might have been used in targeted attacks, however there is no evidence to support this suggestion.