VDB
CVE-2020-12244
CVE-2020-12244
PUBLISHED
CVSS 7.5 HIGH
An issue has been found in PowerDNS Recursor 4.1.0 through 4.3.0 where records in the answer section of a NXDOMAIN response lacking an SOA were not properly validated in SyncRes::processAnswer, allowing an attacker to bypass DNSSEC validation.
EPSS 2.43% · 83.0th percentile
Risk Scores
CVSS 3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS Score
2.43%
83.0th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:Pro:20.04:LTS | pdns-recursor | 0, 4.2.1-1build1, 4.2.1-1ubuntu0.1~esm1 |
| Ubuntu:Pro:16.04:LTS | pdns-recursor | *, 4.0.0~alpha1-1, 4.0.0~alpha1-2 |
| Ubuntu:Pro:18.04:LTS | pdns-recursor | 4.0.6-1, 0, * |
Timeline
- May 19, 2020 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 24, 2021 EPSS Score
- Dec 27, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Feb 28, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- Jul 3, 2022 EPSS Score
- Sep 5, 2022 EPSS Score
- Nov 7, 2022 EPSS Score
References
- https://ubuntu.com/security/CVE-2020-12244 third-party-advisory
- https://www.openwall.com/lists/oss-security/2020/05/19/3 third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2020-12244 third-party-advisory