Is CVE-2017-18594 in the CISA KEV catalog?

No. CVE-2017-18594 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2017-18594?

CVE-2017-18594 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2017-18594?

CVE-2017-18594 has an EPSS score of 3.16% (86th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2017-18594?

Upgrade nmap on debian 11 to 7.80+dfsg1-1 or later.

CVE & CISA-KEV Catalog

CVE-2017-18594

HIGHEPSS 86th pctl

7.5

CVSS v3

NVD

Description

nse_libssh2.cc in Nmap 7.70 is subject to a denial of service condition due to a double free when an SSH connection fails, as demonstrated by a leading \n character to ssh-brute.nse or ssh-auth-methods.nse.

CWE-415

How to fix

Remediation Available

nmapDebian

Fixed in:7.80+dfsg1-1CVE-2017-18594

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

3.16%probability of exploitation in 30 days

86thpercentile

Elevated risk: more likely to be exploited than 86% of all known CVEs.

References

Patch2

Exploit1

github.com

Third-Party Advisory3

Other references2

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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.