CVE-2009-0858

Public Exploit

Description

The response_addname function in response.c in Daniel J. Bernstein djbdns 1.05 and earlier does not constrain offsets in the required manner, which allows remote attackers, with control over a third-party subdomain served by tinydns and axfrdns, to trigger DNS responses containing arbitrary records via crafted zone data for this subdomain.

Category

5.8
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 12.82% Top 10%
Vendor Advisory debian.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://secunia.com/advisories/35820 third party advisory
http://www.securityfocus.com/archive/1/501340/100/0/threaded mailing list
https://exchange.xforce.ibmcloud.com/vulnerabilities/49003 vdb entry
http://www.securityfocus.com/archive/1/501479/100/0/threaded mailing list
http://securityandthe.net/2009/03/05/security-issue-in-djbdns-confirmed/ patch
http://www.debian.org/security/2009/dsa-1831 vendor advisory
http://marc.info/?l=djbdns&m=123613000920446&w=2 mailing list
http://www.securityfocus.com/bid/33937 vdb entry exploit
http://www.securityfocus.com/archive/1/501294/100/0/threaded mailing list
http://marc.info/?l=djbdns&m=123554945710038 mailing list
http://it.slashdot.org/article.pl?sid=09/03/05/2014249

Frequently Asked Questions

What is the severity of CVE-2009-0858?
CVE-2009-0858 has been scored as a medium severity vulnerability.
How to fix CVE-2009-0858?
To fix CVE-2009-0858, 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-2009-0858 being actively exploited in the wild?
It is possible that CVE-2009-0858 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~13% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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