CVE-2020-24696: Race Condition
First published: Fri Oct 02 2020(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| PowerDNS Authoritative | <=4.3.0 |
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Reference Links
Frequently Asked Questions
What is the vulnerability ID for this issue in PowerDNS Authoritative?
The vulnerability ID for this issue in PowerDNS Authoritative is CVE-2020-24696.
What is the severity of CVE-2020-24696?
CVE-2020-24696 has a severity rating of 8.1 (high).
How does CVE-2020-24696 in PowerDNS Authoritative affect the system?
CVE-2020-24696 in PowerDNS Authoritative allows a remote, unauthenticated attacker to trigger a race condition leading to a crash or possibly arbitrary code execution by sending crafted queries with a GSS-TSIG signature.
Which version of PowerDNS Authoritative is affected by CVE-2020-24696?
PowerDNS Authoritative versions up to and including 4.3.0 are affected by CVE-2020-24696.
How can I learn more about CVE-2020-24696 in PowerDNS Authoritative?
You can find more information about CVE-2020-24696 in PowerDNS Authoritative in the following advisory: [powerdns-advisory-2020-06](https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2020-06.html).
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- agent/weakness
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- vendor/powerdns
- canonical/powerdns authoritative
- version/powerdns authoritative/4.3.0