Vulnerability CVE-2021-36754
Published: 2021-07-30

Description:
PowerDNS Authoritative Server 4.5.0 before 4.5.1 allows anybody to crash the process by sending a specific query (QTYPE 65535) that causes an out-of-bounds exception.

Type:

CWE-119

 (Improper Restriction of Operations within the Bounds of a Memory Buffer)

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Powerdns -> Authoritative server 

 References:
http://www.openwall.com/lists/oss-security/2021/07/26/2
https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2021-01.html
https://doc.powerdns.com/authoritative/security-advisories/index.html
Copyright 2024, cxsecurity.com

 

Back to Top