CVE-2020-24698 — Double Free in Authoritative

CWE-415 — Double Free6 documents6 sources
Severity
9.8CRITICALNVD
EPSS
0.0%
top 90.38%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Open-xchange PdnsPowerdns Authoritative
Timeline
PublishedOct 2
Latest updateMay 24

Description

An issue was discovered in PowerDNS Authoritative through 4.3.0 when --enable-experimental-gss-tsig is used. 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.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages2 packages

▶Debianopen-xchange/pdns< 4.4.0-1+3

🔴Vulnerability Details

3
GHSA
GHSA-h4gh-3gv9-c4vm: An issue was discovered in PowerDNS Authoritative through 4↗2022-05-24
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OSV
CVE-2020-24698: An issue was discovered in PowerDNS Authoritative through 4↗2020-10-02
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CVEList
CVE-2020-24698: An issue was discovered in PowerDNS Authoritative through 4↗2020-10-02
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📋Vendor Advisories

1
Debian
CVE-2020-24698: pdns - An issue was discovered in PowerDNS Authoritative through 4.3.0 when --enable-ex...↗2020
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💬Community

1
Bugzilla
CVE-2020-24696 CVE-2020-24697 CVE-2020-24698 pdns: various issues in GSS-TSIG support↗2020-09-24
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CVE-2020-24698 — Double Free in Powerdns Authoritative | cvebase