Is CVE-2019-5087 in the CISA KEV catalog?

No. CVE-2019-5087 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2019-5087?

CVE-2019-5087 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2019-5087?

CVE-2019-5087 has an EPSS score of 3.64% (88th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2019-5087?

Upgrade xcftools on ubuntu 16.04 to 1.0.7-5ubuntu0.1~esm1 or later.

CVE & CISA-KEV Catalog

CVE-2019-5087

HIGHEPSS 88th pctl

8.8

CVSS v3

NVD

Description

An exploitable integer overflow vulnerability exists in the flattenIncrementally function in the xcf2png and xcf2pnm binaries of xcftools 1.0.7. An integer overflow can occur while calculating the row's allocation size, that could be exploited to corrupt memory and eventually execute arbitrary code. In order to trigger this vulnerability, a victim would need to open a specially crafted XCF file.

CWE-680 CWE-190Integer Overflow CWE-787Out-of-bounds Write

How to fix

Remediation Available

xcftoolsUbuntu

Fixed in:1.0.7-5ubuntu0.1~esm1USN-5988-1

Fixed in:1.0.7-6ubuntu0.1USN-5988-1

Fixed in:1.0.7-6ubuntu0.20.04.1USN-5988-1

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 VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploit Intelligence

3.64%probability of exploitation in 30 days

88thpercentile

Elevated risk: more likely to be exploited than 88% of all known CVEs.

References

Exploit2

Third-Party Advisory2

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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.