CVE-2005-4258 Denial of service in n/a
Remote attackers can crash Cisco Catalyst Switches by sending malformed IP packets with identical source and destination addresses.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2005-4258?
CVE-2005-4258 is a high-severity denial of service vulnerability in Cisco Ios, published on 15 Dec 2005. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Unspecified Cisco Catalyst Switches allow remote attackers to cause a denial of service (device crash) via an IP packet with the same source and destination IPs and ports, and with the SYN flag set (aka LanD). NOTE: the provenance of this issue is unknown; the details are obtained solely from the BID.
Which versions are affected by CVE-2005-4258?
It affects 71 products.
Products include Cisco Catalyst, Cisco Catalyst 1200 Series, Cisco Catalyst 1900 Series, Cisco Catalyst 2800 Series, Cisco Catalyst 2820, Cisco Catalyst 2900 and 65 more.
How do I fix CVE-2005-4258?
No fix has been published for CVE-2005-4258 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2005-4258 being exploited?
There is no known exploitation of CVE-2005-4258 in the wild and no public exploit code.
Other vulnerabilities in Cisco Ios
Sources
Also known as GHSA-pc9g-xxwr-7rq9.