Is CVE-2018-19519 in the CISA KEV catalog?

No. CVE-2018-19519 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-19519?

CVE-2018-19519 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2018-19519?

CVE-2018-19519 has an EPSS score of 2.36% (82th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2018-19519?

Upgrade tcpdump on ubuntu 14.04 to 4.9.3-0ubuntu0.14.04.1+esm1 or later.

CVE & CISA-KEV Catalog

CVE-2018-19519

MEDIUMEPSS 82th pctl

5.5

CVSS v3

NVD

Description

In tcpdump 4.9.2, a stack-based buffer over-read exists in the print_prefix function of print-hncp.c via crafted packet data because of missing initialization.

CWE-125Out-of-bounds Read CWE-909

How to fix

Remediation Available

tcpdumpUbuntu

Fixed in:4.9.3-0ubuntu0.14.04.1+esm1USN-4252-2

Fixed in:4.9.3-0ubuntu0.16.04.1USN-4252-1

Fixed in:4.9.3-0ubuntu0.18.04.1USN-4252-1

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 VectorLocal

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

2.36%probability of exploitation in 30 days

82ndpercentile

Elevated risk: more likely to be exploited than 82% of all known CVEs.

References

Exploit1

github.com

Third-Party Advisory1

securityfocus.com

Other references7

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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.