Is CVE-2018-1000073 in the CISA KEV catalog?

No. CVE-2018-1000073 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-1000073?

CVE-2018-1000073 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2018-1000073?

CVE-2018-1000073 has an EPSS score of 5.08% (91th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2018-1000073?

Upgrade jruby on debian 12 to 9.1.17.0-2.1 or later. Fixes are available for 8 affected products.

CVE & CISA-KEV Catalog

CVE-2018-1000073

HIGHEPSS 91th pctl

7.5

CVSS v3

NVD

Description

RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series: 2.3.6 and earlier, Ruby 2.4 series: 2.4.3 and earlier, Ruby 2.5 series: 2.5.0 and earlier, prior to trunk revision 62422 contains a Directory Traversal vulnerability in install_location function of package.rb that can result in path traversal when writing to a symlinked basedir outside of the root. This vulnerability appears to have been fixed in 2.7.6.

CWE-59Link Following

How to fix

Remediation Available

jrubyDebian

Fixed in:9.1.17.0-2.1CVE-2018-1000073

libruby1.9.1Ubuntu

Fixed in:1.9.3.484-2ubuntu1.8USN-3621-1

libruby2.0Ubuntu

Fixed in:2.0.0.484-1ubuntu2.6USN-3621-1

libruby2.3Ubuntu

Fixed in:2.3.1-2~16.04.7USN-3621-1

ruby1.9.1Ubuntu

Fixed in:1.9.3.484-2ubuntu1.8USN-3621-1

ruby1.9.3Ubuntu

Fixed in:1.9.3.484-2ubuntu1.8USN-3621-1

ruby2.0Ubuntu

Fixed in:2.0.0.484-1ubuntu2.6USN-3621-1

ruby2.3Ubuntu

Fixed in:2.3.1-2~16.04.7USN-3621-1

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

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

5.08%probability of exploitation in 30 days

91stpercentile

High risk: more likely to be exploited than 91% of all known CVEs.

References

Patch1

github.com

Vendor Advisory1

blog.rubygems.org

Other references12

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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.