Is CVE-2018-7730 in the CISA KEV catalog?

No. CVE-2018-7730 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-7730?

CVE-2018-7730 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2018-7730?

CVE-2018-7730 has an EPSS score of 1.45% (70th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2018-7730?

Upgrade exempi on debian 11 to 2.4.5-1 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2018-7730

MEDIUMEPSS 70th pctl

5.5

CVSS v3

NVD

Description

An issue was discovered in Exempi through 2.4.4. A certain case of a 0xffffffff length is mishandled in XMPFiles/source/FormatSupport/PSIR_FileWriter.cpp, leading to a heap-based buffer over-read in the PSD_MetaHandler::CacheFileData() function.

CWE-125Out-of-bounds Read

How to fix

Remediation Available

exempiDebian

Fixed in:2.4.5-1CVE-2018-7730

exempiUbuntu

Fixed in:2.2.1-1ubuntu1.1USN-3668-1

Fixed in:2.2.2-2ubuntu0.1USN-3668-1

libexempi3Ubuntu

Fixed in:2.2.1-1ubuntu1.1USN-3668-1

Fixed in:2.2.2-2ubuntu0.1USN-3668-1

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

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

1.45%probability of exploitation in 30 days

70thpercentile

Elevated risk: more likely to be exploited than 70% of all known CVEs.

References

Patch1

cgit.freedesktop.org

Exploit1

bugs.freedesktop.org

Third-Party Advisory2

Other references2

Related Vulnerabilities

Other CWE-125 (Out-of-bounds Read) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2014-0160	High	7.5	100%	KEV	Fix
CVE-2025-5777	High	7.5	100%	KEV + Ransom	Fix
CVE-2021-4034	High	7.8	95%	KEV	Fix
CVE-2023-21769	High	7.5	92%	-	Fix
CVE-2023-49285	High	8.6	89%	-	Fix
CVE-2020-8794	Critical	9.8	89%	-	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 2024-11-21.