CVE-2021-36754

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-36754
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.

7.5 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0 /10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References
Link Resource
http://www.openwall.com/lists/oss-security/2021/07/26/2 Mailing List Third Party Advisory
https://doc.powerdns.com/authoritative/security-advisories/index.html Vendor Advisory
https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2021-01.html Vendor Advisory
http://www.openwall.com/lists/oss-security/2021/07/26/2 Mailing List Third Party Advisory
https://doc.powerdns.com/authoritative/security-advisories/index.html Vendor Advisory
https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2021-01.html Vendor Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:a:powerdns:authoritative_server:*:*:*:*:*:*:*:*
History

21 Nov 2024, 06:14

Type Values Removed Values Added
References () http://www.openwall.com/lists/oss-security/2021/07/26/2 - Mailing List, Third Party Advisory () http://www.openwall.com/lists/oss-security/2021/07/26/2 - Mailing List, Third Party Advisory
References () https://doc.powerdns.com/authoritative/security-advisories/index.html - Vendor Advisory () https://doc.powerdns.com/authoritative/security-advisories/index.html - Vendor Advisory
References () https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2021-01.html - Vendor Advisory () https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2021-01.html - Vendor Advisory

07 Aug 2021, 02:28

Type Values Removed Values Added
CPE cpe:2.3:a:powerdns:authoritative_server:*:*:*:*:*:*:*:*
CVSS v2 : unknown
v3 : unknown 		v2 : 5.0
v3 : 7.5
CWE CWE-119
References (CONFIRM) https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2021-01.html - (CONFIRM) https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2021-01.html - Vendor Advisory
References (MLIST) http://www.openwall.com/lists/oss-security/2021/07/26/2 - (MLIST) http://www.openwall.com/lists/oss-security/2021/07/26/2 - Mailing List, Third Party Advisory
References (MISC) https://doc.powerdns.com/authoritative/security-advisories/index.html - (MISC) https://doc.powerdns.com/authoritative/security-advisories/index.html - Vendor Advisory

30 Jul 2021, 15:16

Type Values Removed Values Added
New CVE
Information

Published : 2021-07-30 14:15

Updated : 2024-11-21 06:14

NVD link : CVE-2021-36754

Mitre link : CVE-2021-36754

CVE.ORG link : CVE-2021-36754

JSON object : View

Products Affected

powerdns

  • authoritative_server
CWE
CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer