CVE-2003-0567

Public Exploit

Description

Cisco IOS 11.x and 12.0 through 12.2 allows remote attackers to cause a denial of service (traffic block) by sending a particular sequence of IPv4 packets to an interface on the device, causing the input queue on that interface to be marked as full.

Category

7.8
CVSS
Severity: High
CVSS 2.0 •
EPSS 24.63% Top 5%
Vendor Advisory cisco.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.kb.cert.org/vuls/id/411332 third party advisory us government resource
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5603 signature vdb entry
http://www.cert.org/advisories/CA-2003-17.html patch exploit us government resource third party advisory
http://www.cisco.com/warp/public/707/cisco-sa-20030717-blocked.shtml vendor advisory
http://www.cert.org/advisories/CA-2003-15.html patch third party advisory us government resource
http://lists.grok.org.uk/pipermail/full-disclosure/2003-July/006743.html mailing list

Frequently Asked Questions

What is the severity of CVE-2003-0567?
CVE-2003-0567 has been scored as a high severity vulnerability.
How to fix CVE-2003-0567?
To fix CVE-2003-0567, 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-2003-0567 being actively exploited in the wild?
It is possible that CVE-2003-0567 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~25% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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