Is CVE-2018-12558 in the CISA KEV catalog?

No. CVE-2018-12558 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-12558?

CVE-2018-12558 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2018-12558?

CVE-2018-12558 has an EPSS score of 2.65% (84th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2018-12558?

Upgrade libemail-address-perl on debian 11 to 1.912-1 or later.

CVE & CISA-KEV Catalog

CVE-2018-12558

HIGHEPSS 84th pctl

7.5

CVSS v3

NVD

Description

The parse() method in the Email::Address module through 1.909 for Perl is vulnerable to Algorithmic complexity on specially prepared input, leading to Denial of Service. Prepared special input that caused this problem contained 30 form-field characters ("\f").

CWE-407

How to fix

Remediation Available

libemail-address-perlDebian

Fixed in:1.912-1CVE-2018-12558

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

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

2.65%probability of exploitation in 30 days

84thpercentile

Elevated risk: more likely to be exploited than 84% of all known CVEs.

References

Third-Party Advisory2

Other references1

lists.opensuse.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.