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CVE-2009-1782

18
FAUCET Score

CVE-2009-1782 describes a bypass vulnerability affecting multiple F-Secure anti-virus products, including Anti-Virus for Microsoft Exchange, Internet Gatekeeper, Internet Security, and Client Security. Remote attackers can exploit this flaw by crafting malicious ZIP or RAR archives, allowing malware to evade detection. The vulnerability has a CVSS score of 6.8, indicating a medium severity risk with network access, medium attack complexity, and potential for partial confidentiality, integrity, and availability impacts. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 4.65CPE matchmatch criteria
cpe:2.3:a:f-secure:anti-virus:*:-:linux_servers:*:*:*:*:*
<= 5.54CPE matchmatch criteria
cpe:2.3:a:f-secure:anti-virus:*:-:inux_client_security:*:*:*:*:*
<= 5.54CPE matchmatch criteria
cpe:2.3:a:f-secure:anti-virus:*:-:linux_server_security:*:*:*:*:*
<= 5.61CPE matchmatch criteria
cpe:2.3:a:f-secure:anti-virus:*:-:mime_sweeper:*:*:*:*:*
<= 6.62CPE matchmatch criteria
cpe:2.3:a:f-secure:anti-virus:*:-:microsoft_exchange:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

6.8MEDIUM

AV:N/AC:M/Au:N/C:P/I:P/A:P

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.21%
Probability of exploitation in next 30 days
EPSS Percentile
80.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0221 is in the 69th percentile among its peer group of 19,955 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

secunia.com / advisories/35008
Vendor Advisory
exchange.xforce.ibmcloud.com / vulnerabilities/50346
f-secure.com / en_EMEA/support/security-advisory/fsc-2009-1.html
PatchVendor Advisory
securityfocus.com / bid/34849
securitytracker.com / id
securitytracker.com / id
securitytracker.com / id
vupen.com / english/advisories/2009/1262
Vendor Advisory