Vulnerability Report

CVE-2020-24696

RCE

Title: Race condition in PowerDNS Authoritative GSS-TSIG handling

DoS, RCE

Proof Of Concept

No public PoC currently indexed for CVE-2020-24696.

CWE Category CWE-362

Published Date Oct 02, 2020

Modified Date Nov 21, 2024

Exploit Status Not Found

Score 8.1 CVSS v3.1

Exploit Probability (EPSS)

1.36%

Vulnerability Summary

CVE-2020-24696: An issue was discovered in PowerDNS Authoritative through 4.3.0 when --enable-experimental-gss-tsig is used. A remote, unauthenticated attacker can trigger a race condition leading to a crash, or possibly arbitrary code execution, by sending crafted queries with a GSS-TSIG signature.

Impacted Vendors

powerdns 1

Reference Links

https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2020-06.html https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2020-06.html

CVSS v3.1

Source Entity [email protected]

Severity HIGH

8.1

Attack Vector

NETWORK

Complexity

HIGH

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

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

CVSS v2.0

Source Entity [email protected]

Severity MEDIUM

5.1

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:H/Au:N/C:P/I:P/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2020-24696 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

November 21, 2024 MODIFIED

Vulnerability data or affected products updated.

October 02, 2020 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK

Complexity HIGH

Privileges N/A

Interaction NONE

CVSS Vector String


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

Affected Stack

No specific products linked.