VulnerabilityModified
CVE-2003-1491
Kerio Personal Firewall (KPF) 2.1.4 has a default rule to accept incoming packets from DNS (UDP port 53), which allows remote attackers to bypass the firewall filters via packets with a source port of 53.
HIGH 7.5EPSS 2.37%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.37%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Kerio Personal Firewall (KPF) 2.1.4 has a default rule to accept incoming packets from DNS (UDP port 53), which allows remote attackers to bypass the firewall filters via packets with a source port of 53.
- CVSS 2.0
- 7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
- EPSS
- 2.37% probability · 83th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-16, CWE-94
- Affected
- kerio/personal firewall
- Source
- cve@mitre.org
References
- http://archives.neohapsis.com/archives/fulldisclosure/2003-q2/0352.html
- http://www.securiteam.com/securitynews/5FP0N1P9PI.html
- http://www.securityfocus.com/bid/7436
- https://exchange.xforce.ibmcloud.com/vulnerabilities/11880
- http://archives.neohapsis.com/archives/fulldisclosure/2003-q2/0352.html
- http://www.securiteam.com/securitynews/5FP0N1P9PI.html
- http://www.securityfocus.com/bid/7436
- https://exchange.xforce.ibmcloud.com/vulnerabilities/11880
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.