Input validation error in PowerDNS Recursor



Published: 2014-09-19 | Updated: 2020-08-10
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2014-3614
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe
PowerDNS Recursor
Server applications / DNS servers

Vendor PowerDNS.COM B.V.

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Input validation error

EUVDB-ID: #VU41312

Risk: Medium

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2014-3614

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to perform service disruption.

Unspecified vulnerability in PowerDNS Recursor (aka pdns_recursor) 3.6.x before 3.6.1 allows remote attackers to cause a denial of service (crash) via an unknown sequence of malformed packets.

Mitigation

Install update from vendor's website.

Vulnerable software versions

PowerDNS Recursor: 3.6.0

External links

http://blog.powerdns.com/2014/09/10/security-update-powerdns-recursor-3-6-1
http://doc.powerdns.com/html/changelog.html
http://seclists.org/oss-sec/2014/q3/589
http://secunia.com/advisories/61027
http://exchange.xforce.ibmcloud.com/vulnerabilities/95947


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



###SIDEBAR###