Is CVE-2020-14001 in the CISA KEV catalog?

No. CVE-2020-14001 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-14001?

CVE-2020-14001 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2020-14001?

CVE-2020-14001 has an EPSS score of 4.56% (90th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-14001?

Upgrade ruby-kramdown on debian 11 to 2.3.0-3 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2020-14001

CRITICALEPSS 90th pctl

9.8

CVSS v3

NVD

Description

The kramdown gem before 2.3.0 for Ruby processes the template option inside Kramdown documents by default, which allows unintended read access (such as template="/etc/passwd") or unintended embedded Ruby code execution (such as a string that begins with template="string://<%= `). NOTE: kramdown is used in Jekyll, GitLab Pages, GitHub Pages, and Thredded Forum.

CWE-862Missing Authorization

How to fix

Remediation Available

ruby-kramdownDebian

Fixed in:2.3.0-3CVE-2020-14001

kramdownUbuntu

Fixed in:1.17.0-4ubuntu0.1USN-4562-1

ruby-kramdownUbuntu

Fixed in:1.17.0-4ubuntu0.1USN-4562-1

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 RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

4.56%probability of exploitation in 30 days

90thpercentile

High risk: more likely to be exploited than 90% of all known CVEs.

References

Patch2

Vendor Advisory2

Third-Party Advisory6

Other references3

Related Vulnerabilities

Other CWE-862 (Missing Authorization) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2021-39226	Critical	9.8	100%	KEV	Fix
CVE-2022-0543	Critical	10.0	100%	KEV	Fix
CVE-2021-21978	Critical	9.8	99%	-	Fix
CVE-2023-52163	High	8.8	96%	KEV	-
CVE-2022-1329	High	8.8	93%	-	-
CVE-2023-6875	Critical	9.8	90%	-	-

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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.