Vulnerability Details : CVE-2020-12663
Unbound before 1.10.1 has an infinite loop via malformed DNS answers received from upstream servers.
Products affected by CVE-2020-12663
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*
- cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*
- cpe:2.3:a:nlnetlabs:unbound:*:*:*:*:*:*:*:*
Threat overview for CVE-2020-12663
Top countries where our scanners detected CVE-2020-12663
Top open port discovered on systems with this issue
53
IPs affected by CVE-2020-12663 12,402
Threat actors abusing to this issue?
Yes
Find out if you* are
affected by CVE-2020-12663!
*Directly or indirectly through your vendors, service providers and 3rd parties.
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attack surface intelligence
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Exploit prediction scoring system (EPSS) score for CVE-2020-12663
1.41%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 86 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-12663
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST | |
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2020-12663
-
The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-12663
-
https://nlnetlabs.nl/downloads/unbound/CVE-2020-12662_2020-12663.txt
Vendor Advisory
-
http://www.openwall.com/lists/oss-security/2020/05/19/5
oss-security - Unbound - CVE-2020-12662, CVE-2020-12663Mailing List;Patch;Third Party Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/F5NFROI2OMCZLYRTCNGHGO3TUD32LCIQ/
[SECURITY] Fedora 32 Update: unbound-1.10.1-1.fc32 - package-announce - Fedora Mailing-ListsThird Party Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YJ42N2HBZ3DXMSEC56SWIIOFQGOS5M7I/
[SECURITY] Fedora 31 Update: unbound-1.10.1-1.fc31 - package-announce - Fedora Mailing-ListsThird Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00069.html
[security-announce] openSUSE-SU-2020:0912-1: important: Security updateMailing List;Third Party Advisory
-
https://lists.debian.org/debian-lts-announce/2021/02/msg00017.html
[SECURITY] [DLA 2556-1] unbound1.9 security updateMailing List;Third Party Advisory
-
https://usn.ubuntu.com/4374-1/
USN-4374-1: Unbound vulnerabilities | Ubuntu security noticesThird Party Advisory
-
https://security.FreeBSD.org/advisories/FreeBSD-SA-20:19.unbound.asc
Third Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00067.html
[security-announce] openSUSE-SU-2020:0913-1: important: Security updateMailing List;Third Party Advisory
-
https://www.debian.org/security/2020/dsa-4694
Debian -- Security Information -- DSA-4694-1 unboundThird Party Advisory
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