Is CVE-2018-19492 in the CISA KEV catalog?

No. CVE-2018-19492 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-19492?

CVE-2018-19492 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2018-19492?

CVE-2018-19492 has an EPSS score of 1.55% (72th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2018-19492?

Upgrade gnuplot on debian 11 to 5.4.0+dfsg1-1 or later. Fixes are available for 7 affected products.

CVE & CISA-KEV Catalog

CVE-2018-19492

HIGHEPSS 72th pctl

7.8

CVSS v3

NVD

Description

An issue was discovered in cairo.trm in Gnuplot 5.2.5. This issue allows an attacker to conduct a buffer overflow with an arbitrary amount of data in the cairotrm_options function. This flaw is caused by a missing size check of an argument passed to the "set font" function. This issue occurs when the Gnuplot pngcairo terminal is used as a backend.

CWE-119Buffer Overflow

How to fix

Remediation Available

gnuplotDebian

Fixed in:5.4.0+dfsg1-1CVE-2018-19492

gnuplotUbuntu

Fixed in:4.6.4-2ubuntu0.1~esm1USN-7589-1

Fixed in:4.6.6-3ubuntu0.1USN-4541-1

Fixed in:4.6.6-3ubuntu0.1+esm1USN-7589-1

Fixed in:5.2.2+dfsg1-2ubuntu1+esm1USN-7589-1

Fixed in:5.2.8+dfsg1-2ubuntu0.1~esm1USN-7589-1

gnuplot-dataUbuntu

Fixed in:4.6.6-3ubuntu0.1USN-4541-1

Fixed in:4.6.6-3ubuntu0.1+esm1USN-7589-1

Fixed in:5.2.2+dfsg1-2ubuntu1+esm1USN-7589-1

Fixed in:5.2.8+dfsg1-2ubuntu0.1~esm1USN-7589-1

gnuplot-noxUbuntu

Fixed in:4.6.4-2ubuntu0.1~esm1USN-7589-1

Fixed in:4.6.6-3ubuntu0.1+esm1USN-7589-1

Fixed in:4.6.6-3ubuntu0.1USN-4541-1

Fixed in:5.2.2+dfsg1-2ubuntu1+esm1USN-7589-1

Fixed in:5.2.8+dfsg1-2ubuntu0.1~esm1USN-7589-1

gnuplot-qtUbuntu

Fixed in:4.6.4-2ubuntu0.1~esm1USN-7589-1

Fixed in:4.6.6-3ubuntu0.1USN-4541-1

Fixed in:4.6.6-3ubuntu0.1+esm1USN-7589-1

Fixed in:5.2.2+dfsg1-2ubuntu1+esm1USN-7589-1

Fixed in:5.2.8+dfsg1-2ubuntu0.1~esm1USN-7589-1

gnuplot-texUbuntu

Fixed in:4.6.6-3ubuntu0.1USN-4541-1

Fixed in:4.6.6-3ubuntu0.1+esm1USN-7589-1

gnuplot-x11Ubuntu

Fixed in:4.6.4-2ubuntu0.1~esm1USN-7589-1

Fixed in:4.6.6-3ubuntu0.1+esm1USN-7589-1

Fixed in:4.6.6-3ubuntu0.1USN-4541-1

Fixed in:5.2.2+dfsg1-2ubuntu1+esm1USN-7589-1

Fixed in:5.2.8+dfsg1-2ubuntu0.1~esm1USN-7589-1

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

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

1.55%probability of exploitation in 30 days

72ndpercentile

Elevated risk: more likely to be exploited than 72% of all known CVEs.

References

Patch1

sourceforge.net

Exploit1

sourceforge.net

Third-Party Advisory3

Other references1

usn.ubuntu.com

Related Vulnerabilities

Other CWE-119 (Buffer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-4966	Critical	9.4	100%	KEV + Ransom	Fix
CVE-2017-11882	High	7.8	100%	KEV + Ransom	-
CVE-2020-0796	Critical	10.0	100%	KEV + Ransom	-
CVE-2008-4250	Critical	9.8	99%	KEV	-
CVE-2017-15944	Critical	9.8	98%	KEV	Fix
CVE-2015-0014	High	10.0	97%	-	-

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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.