Is CVE-2020-8624 in the CISA KEV catalog?

No. CVE-2020-8624 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-8624?

CVE-2020-8624 has a CVSS v3 base score of 4.3 (MEDIUM).

What is the EPSS score for CVE-2020-8624?

CVE-2020-8624 has an EPSS score of 3.64% (88th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-8624?

Upgrade bind9 on debian 11 to 1:9.16.6-1 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2020-8624

MEDIUMEPSS 88th pctl

4.3

CVSS v3

NVD

Description

In BIND 9.9.12 -> 9.9.13, 9.10.7 -> 9.10.8, 9.11.3 -> 9.11.21, 9.12.1 -> 9.16.5, 9.17.0 -> 9.17.3, also affects 9.9.12-S1 -> 9.9.13-S1, 9.11.3-S1 -> 9.11.21-S1 of the BIND 9 Supported Preview Edition, An attacker who has been granted privileges to change a specific subset of the zone's content could abuse these unintended additional privileges to update other contents of the zone.

CWE-269Improper Privilege Management

How to fix

Remediation Available

bind9Debian

Fixed in:1:9.16.6-1CVE-2020-8624

bind9Ubuntu

Fixed in:1:9.10.3.dfsg.P4-8ubuntu1.17USN-4468-1

Fixed in:1:9.11.3+dfsg-1ubuntu1.13USN-4468-1

Fixed in:1:9.16.1-0ubuntu2.3USN-4468-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityLow

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Exploit Intelligence

3.64%probability of exploitation in 30 days

88thpercentile

Elevated risk: more likely to be exploited than 88% of all known CVEs.

References

Vendor Advisory1

kb.isc.org

Third-Party Advisory7

Other references2

Related Vulnerabilities

Other CWE-269 (Improper Privilege Management) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2017-12635	Critical	9.8	100%	-	Fix
CVE-2022-24637	Critical	9.8	99%	-	Fix
CVE-2017-5689	Critical	9.8	92%	KEV	Fix
CVE-2020-3243	Critical	9.8	88%	-	-
CVE-2024-21888	High	8.8	87%	-	-
CVE-2022-0441	Critical	9.8	85%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.