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CVE-2009-2450

29
FAUCET Score

CVE-2009-2450 describes a local privilege escalation vulnerability in the OAmon.sys kernel driver, affecting Tall Emu Online Armor Personal Firewall AV+ versions prior to 3.5.0.12 and Personal Firewall 3.5 before 3.5.0.14. An attacker can exploit this by sending specially crafted METHOD_NEITHER IOCTL requests to the driver, allowing them to execute arbitrary code in the kernel and gain full system privileges. This vulnerability carries a CVSS score of 7.2, indicating high severity due to its local attack vector, low complexity, and complete compromise of confidentiality, integrity, and availability. While not listed in CISA's KEV catalog, public exploit code exists on ExploitDB, though there is no evidence of active exploitation or significant community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
<= 3.5.0.11CPE matchmatch criteria
cpe:2.3:a:tallemu:online_armor_personal_firewall_av\+:*:*:*:*:*:*:*:*
3.5.0.6CPE matchmatch criteria
cpe:2.3:a:tallemu:online_armor_personal_firewall_av\+:3.5.0.6:*:*:*:*:*:*:*
3.5.0.9CPE matchmatch criteria
cpe:2.3:a:tallemu:online_armor_personal_firewall_av\+:3.5.0.9:*:*:*:*:*:*:*
<= 3.5.0.13CPE matchmatch criteria
cpe:2.3:a:tallemu:personal_firewall:*:*:*:*:*:*:*:*
3.5.0.1CPE matchmatch criteria
cpe:2.3:a:tallemu:personal_firewall:3.5.0.1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.2HIGH

AV:L/AC:L/Au:N/C:C/I:C/A:C

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Exploitability Score
3.9
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.77%
Probability of exploitation in next 30 days
EPSS Percentile
51.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
ExploitDB: EDB-8875 · Jun 4, 2009
This CVE's current EPSS score of 0.0077 is in the 71st percentile among its peer group of 3,241 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.5 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

milw0rm.com / sploits/2009-OAmon_Exp.zip
Exploit
exchange.xforce.ibmcloud.com / vulnerabilities/50960
exploit-db.com / exploits/8875
ntinternals.org / ntiadv0806/ntiadv0806.html
securityfocus.com / bid/35227
Exploit