CVE & CISA-KEV Catalog

CVE-2020-25559

HIGHEPSS 72th pctl

7.8

CVSS v3

Description

gnuplot 5.5 is affected by double free when executing print_set_output. This may result in context-dependent arbitrary code execution.

How to fix

Remediation Available

gnuplotDebian

Fixed in:6.0.0+dfsg1-1CVE-2020-25559

Fixed in:6.0.0+dfsg1-1CVE-2020-25559

gnuplotUbuntu

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

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:4.6.6-3ubuntu0.1+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: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:4.6.6-3ubuntu0.1+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:4.6.6-3ubuntu0.1+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: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:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploit Intelligence

1.56%probability of exploitation in 30 days

72ndpercentile

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

References

Patch1

sourceforge.net

Related Vulnerabilities

Other CWE-415 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-25136	Medium	6.5	90%	-	Fix
CVE-2018-0101	Critical	10.0	87%	-	Fix
CVE-2003-0545	Critical	9.8	85%	-	Fix
CVE-2019-3829	Medium	5.3	59%	-	Fix
CVE-2026-33824	Critical	9.8	56%	-	Fix
CVE-2021-3407	Medium	5.5	50%	-	Fix

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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 2025-08-14.