Is CVE-2018-20060 in the CISA KEV catalog?

No. CVE-2018-20060 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-20060?

CVE-2018-20060 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2018-20060?

CVE-2018-20060 has an EPSS score of 4.49% (90th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2018-20060?

Upgrade python-urllib3 on debian 11 to 1.24-1 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2018-20060

CRITICALEPSS 90th pctl

9.8

CVSS v3

NVD

Description

urllib3 before version 1.23 does not remove the Authorization HTTP header when following a cross-origin redirect (i.e., a redirect that differs in host, port, or scheme). This can allow for credentials in the Authorization header to be exposed to unintended hosts or transmitted in cleartext.

How to fix

Remediation Available

python-urllib3Debian

Fixed in:1.24-1CVE-2018-20060

python-urllib3Ubuntu

Fixed in:1.13.1-2ubuntu0.16.04.3USN-3990-1

Fixed in:1.22-1ubuntu0.18.04.1USN-3990-1

python3-urllib3Ubuntu

Fixed in:1.13.1-2ubuntu0.16.04.3USN-3990-1

Fixed in:1.22-1ubuntu0.18.04.1USN-3990-1

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

Exploit Intelligence

4.49%probability of exploitation in 30 days

90thpercentile

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

References

Patch1

bugzilla.redhat.com

Third-Party Advisory3

Other references8

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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 2024-12-27.