CVE-2009-0780

Description

The aspath_prepend function in rde_attr.c in bgpd in OpenBSD 4.3 and 4.4 allows remote attackers to cause a denial of service (application crash) via an Autonomous System (AS) advertisement containing a long AS path.

5.0

CVSS

Severity: Medium

CVSS 2.0 •

EPSS 1.19% Top 25%

Vendor Advisory openbsd.org Vendor Advisory openbsd.org Vendor Advisory secunia.com

Affected: n/a n/a

References

Link	Tags
http://osvdb.org/52271	vdb entry
http://www.securityfocus.com/bid/33828	vdb entry
http://openbsd.org/errata44.html#010_bgpd	patch vendor advisory
http://www.securitytracker.com/id?1021736	vdb entry
http://openbsd.org/errata43.html#010_bgpd	patch vendor advisory
http://secunia.com/advisories/33975	third party advisory vendor advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/48812	vdb entry

Frequently Asked Questions

What is the severity of CVE-2009-0780?: CVE-2009-0780 has been scored as a medium severity vulnerability.
How to fix CVE-2009-0780?: To fix CVE-2009-0780, 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-2009-0780 being actively exploited in the wild?: It is possible that CVE-2009-0780 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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