CVE-2005-0740

Public Exploit

Description

The TCP stack (tcp_input.c) in OpenBSD 3.5 and 3.6 allows remote attackers to cause a denial of service (system panic) via crafted values in the TCP timestamp option, which causes invalid arguments to be used when calculating the retransmit timeout.

5.0

CVSS

Severity: Medium

CVSS 2.0 •

EPSS 0.92% Top 30%

Vendor Advisory openbsd.org Vendor Advisory securitytracker.com Vendor Advisory securityfocus.com

Affected: n/a n/a

References

Link	Tags
http://www.openbsd.org/errata35.html	patch vendor advisory
http://secunia.com/advisories/13819	third party advisory
http://securitytracker.com/id?1012861	vdb entry patch vendor advisory
http://www.securityfocus.com/bid/12250	exploit vdb entry patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2005-0740?: CVE-2005-0740 has been scored as a medium severity vulnerability.
How to fix CVE-2005-0740?: To fix CVE-2005-0740, 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-2005-0740 being actively exploited in the wild?: It is possible that CVE-2005-0740 is being exploited or will be exploited in a near future based on public information. 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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