CVE-2021-36754

Published: Jul 30, 2021Modified: Nov 21, 2024

7.5

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploitability: 3.9 / Impact: 3.6

Source: NVD

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.

Affected (1)

Products: Powerdns: Authoritative Server

Powerdns

1 product

Authoritative Server

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Powerdns Authoritative Server	From 4.5.0 to 4.5.1

Related CWEs

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.

References (6)

http://www.openwall.com/lists/oss-security/2021/07/26/2

Source: cve@mitre.org

Mailing ListThird Party Advisory

https://doc.powerdns.com/authoritative/security-advisories/index.html

Source: cve@mitre.org

Vendor Advisory

https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2021-01.html

Source: cve@mitre.org

Vendor Advisory

http://www.openwall.com/lists/oss-security/2021/07/26/2

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing ListThird Party Advisory

https://doc.powerdns.com/authoritative/security-advisories/index.html

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2021-01.html

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

Timeline

No history available yet.