Is CVE-2020-5267 in the CISA KEV catalog?

No. CVE-2020-5267 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-5267?

CVE-2020-5267 has a CVSS v3 base score of 4.0 (MEDIUM).

What is the EPSS score for CVE-2020-5267?

CVE-2020-5267 has an EPSS score of 1.54% (72th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-5267?

Upgrade rails on debian 11 to 2:5.2.4.1+dfsg-2 or later.

CVE & CISA-KEV Catalog

CVE-2020-5267

MEDIUMEPSS 72th pctl

4.0

CVSS v3

NVD

Description

In ActionView before versions 6.0.2.2 and 5.2.4.2, there is a possible XSS vulnerability in ActionView's JavaScript literal escape helpers. Views that use the `j` or `escape_javascript` methods may be susceptible to XSS attacks. The issue is fixed in versions 6.0.2.2 and 5.2.4.2.

CWE-80 CWE-79Cross-Site Scripting (XSS)

How to fix

Remediation Available

railsDebian

Fixed in:2:5.2.4.1+dfsg-2CVE-2020-5267

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 ComplexityHigh

Privileges RequiredHigh

User InteractionRequired

ScopeChanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityNone

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

Exploit Intelligence

1.54%probability of exploitation in 30 days

72ndpercentile

Elevated risk: more likely to be exploited than 72% of all known CVEs.

References

Patch3

Third-Party Advisory2

Other references1

lists.fedoraproject.org

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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.