CVE-2009-2873

Description

Cisco IOS 12.0 through 12.4, when IP-based tunnels and the Cisco Express Forwarding feature are enabled, allows remote attackers to cause a denial of service (device reload) via malformed packets, aka Bug ID CSCsx70889.

7.1

CVSS

Severity: High

CVSS 2.0 •

EPSS 0.78% Top 30%

Vendor Advisory cisco.com Vendor Advisory cisco.com Vendor Advisory cisco.com Vendor Advisory cisco.com

Affected: n/a n/a

References

Link	Tags
http://www.cisco.com/en/US/products/products_security_advisory09186a0080af8115.shtml	patch vendor advisory
http://www.securitytracker.com/id?1022930	vdb entry
http://www.vupen.com/english/advisories/2009/2759	vdb entry
http://www.cisco.com/en/US/products/products_applied_mitigation_bulletin09186a0080af8113.html	patch vendor advisory
http://tools.cisco.com/security/center/viewAlert.x?alertId=18895	patch vendor advisory
http://www.cisco.com/web/about/security/intelligence/Cisco_ERP_sep09.html	vendor advisory
http://osvdb.org/58334	vdb entry

Frequently Asked Questions

What is the severity of CVE-2009-2873?: CVE-2009-2873 has been scored as a high severity vulnerability.
How to fix CVE-2009-2873?: To fix CVE-2009-2873, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2009-2873 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2009-2873 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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