CVE-2006-6293

F-Prot Antivirus <4.6.7 - Buffer Overflow

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2006-6293. PoCs published by Evgeny Legerov.

AI-analyzed exploit summary This exploit generates a malformed .CHM file that triggers a heap overflow in F-Prot 4.6.6 when scanned. The overflow occurs due to incorrect handling of the block_len field in the ITSP section.

Description

Heap-based buffer overflow in FRISK Software F-Prot Antivirus before 4.6.7 allows user-assisted remote attackers to execute arbitrary code via a crafted CHM file. NOTE: this issue has at least a partial overlap with CVE-2006-6294.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Evgeny Legerov · pythondoslinux
https://www.exploit-db.com/exploits/2893

This exploit generates a malformed .CHM file that triggers a heap overflow in F-Prot 4.6.6 when scanned. The overflow occurs due to incorrect handling of the block_len field in the ITSP section.

Classification
Working Poc 95%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: F-Prot Antivirus 4.6.6
No auth needed
Prerequisites: F-Prot 4.6.6 installed · Ability to deliver a malicious .CHM file to the target system
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (13)

Core 13
Core References
Exploit x_refsource_misc
http://gleg.net/vulndisco_meta.shtml
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/23328
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/22879
Third Party Advisory, VDB Entry vdb-entry x_refsource_osvdb
http://www.osvdb.org/30406
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://securitytracker.com/id?1017331
Patch, Vendor Advisory vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/21086
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/453475/100/0/threaded
Various Sources x_refsource_misc
http://gleg.net/fprot.txt
Third Party Advisory vendor-advisory x_refsource_gentoo
http://security.gentoo.org/glsa/glsa-200612-12.xml
Vendor Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2006/4830
Exploit, Third Party Advisory exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/2893

Scores

EPSS 0.1585
EPSS Percentile 96.5%

Details

CWE
CWE-119
Status published
Products (25)
f-prot/f-prot_antivirus 3.11b
f-prot/f-prot_antivirus 3.12
f-prot/f-prot_antivirus 3.12a
f-prot/f-prot_antivirus 3.12b
f-prot/f-prot_antivirus 3.12c
f-prot/f-prot_antivirus 3.12d
f-prot/f-prot_antivirus 3.13
f-prot/f-prot_antivirus 3.13a
f-prot/f-prot_antivirus 3.14
f-prot/f-prot_antivirus 3.14a
... and 15 more
Published Dec 05, 2006
Tracked Since Feb 18, 2026