Bug 1882431 (CVE-2020-24696, CVE-2020-24697, CVE-2020-24698) - CVE-2020-24696 CVE-2020-24697 CVE-2020-24698 pdns: various issues in GSS-TSIG support
Summary: CVE-2020-24696 CVE-2020-24697 CVE-2020-24698 pdns: various issues in GSS-TSIG...
Keywords:
Status: CLOSED NOTABUG
Alias: CVE-2020-24696, CVE-2020-24697, CVE-2020-24698
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2020-09-24 14:21 UTC by Guilherme de Almeida Suckevicz
Modified: 2020-09-24 14:32 UTC (History)
3 users (show)

Fixed In Version:
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Last Closed: 2020-09-24 14:32:36 UTC
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Description Guilherme de Almeida Suckevicz 2020-09-24 14:21:09 UTC
CVE-2020-24696: 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.

CVE-2020-24697: A remote, unauthenticated attacker can cause a denial of service by sending crafted queries with a GSS-TSIG signature.

CVE-2020-24698: A remote, unauthenticated attacker might be able to cause a double-free, leading to a crash or possibly arbitrary code execution by sending crafted queries with a GSS-TSIG signature.

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

Comment 1 Morten Stevens 2020-09-24 14:32:36 UTC
Fedora and Fedora-EPEL are not affected, because our packages are not compiled with GSS-TSIG support.


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