Vulnerability Description
PF in OpenBSD 3.0 with the return-rst rule sets the TTL to 128 in the RST packet, which allows remote attackers to determine if a port is being filtered because the TTL is different than the default TTL.
CVSS Score
5.0
MEDIUM
AV:N/AC:L/Au:N/C:P/I:N/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Openbsd | Openbsd | 3.0 |
Related Weaknesses (CWE)
References
- http://www.iss.net/security_center/static/8738.phpBroken LinkVendor Advisory
- http://www.securityfocus.com/archive/1/265188Broken LinkThird Party AdvisoryVDB Entry
- http://www.securityfocus.com/bid/4401Broken LinkExploitThird Party Advisory
- http://www.iss.net/security_center/static/8738.phpBroken LinkVendor Advisory
- http://www.securityfocus.com/archive/1/265188Broken LinkThird Party AdvisoryVDB Entry
- http://www.securityfocus.com/bid/4401Broken LinkExploitThird Party Advisory
FAQ
What is CVE-2002-0514?
CVE-2002-0514 is a vulnerability with a CVSS score of 5.0 (MEDIUM). PF in OpenBSD 3.0 with the return-rst rule sets the TTL to 128 in the RST packet, which allows remote attackers to determine if a port is being filtered because the TTL is different than the default T...
How severe is CVE-2002-0514?
CVE-2002-0514 has been rated MEDIUM with a CVSS base score of 5.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2002-0514?
Check the references section above for vendor advisories and patch information. Affected products include: Openbsd Openbsd.