CVE-2009-2450

Severity: high (CVSS 7.2 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.8% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2009-07-13 · updated 2026-06-16
Weakness: CWE-119

Description

The OAmon.sys kernel driver 3.1.0.0 and earlier in Tall Emu Online Armor Personal Firewall AV+ before 3.5.0.12, and Personal Firewall 3.5 before 3.5.0.14, allows local users to gain privileges via crafted METHOD_NEITHER IOCTL requests to \Device\OAmon containing arbitrary kernel addresses, as demonstrated using the 0x830020C3 IOCTL.

Affected products

Tallemu Online Armor Personal Firewall Av+: through 3.5.0.11; 3.5.0.6, 3.5.0.9
Tallemu Personal Firewall: through 3.5.0.13; 3.5.0.1, 3.5.0.2, 3.5.0.3, 3.5.0.4, 3.5.0.5, 3.5.0.6 (+6)

References

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

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