Is CVE-2023-30086 in the CISA KEV catalog?

No. CVE-2023-30086 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-30086?

CVE-2023-30086 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2023-30086?

CVE-2023-30086 has an EPSS score of 0.40% (32th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-30086?

Upgrade tiff on debian 11 to 4.2.0-1+deb11u3 or later. Fixes are available for 13 affected products.

CVE & CISA-KEV Catalog

CVE-2023-30086

MEDIUM

5.5

CVSS v3

NVD

Description

Buffer Overflow vulnerability found in Libtiff V.4.0.7 allows a local attacker to cause a denial of service via the tiffcp function in tiffcp.c.

CWE-787Out-of-bounds Write

How to fix

Remediation Available

tiffDebian

Fixed in:4.2.0-1+deb11u3CVE-2023-30086

Fixed in:4.4.0-5CVE-2023-30086

libtiffRocky

Fixed in:0:4.4.0-7.el9RHSA-2023:2340

libtiffRed Hat / RHEL

Fixed in:0:4.4.0-7.el9RHSA-2023:2340

libtiff-debuginfoRocky

Fixed in:0:4.4.0-7.el9RHSA-2023:2340

libtiff-debuginfoRed Hat / RHEL

Fixed in:0:4.4.0-7.el9RHSA-2023:2340

libtiff-debugsourceRocky

Fixed in:0:4.4.0-7.el9RHSA-2023:2340

libtiff-debugsourceRed Hat / RHEL

Fixed in:0:4.4.0-7.el9RHSA-2023:2340

libtiff-develRocky

Fixed in:0:4.4.0-7.el9RHSA-2023:2340

libtiff-develRed Hat / RHEL

Fixed in:0:4.4.0-7.el9RHSA-2023:2340

libtiff-toolsRocky

Fixed in:0:4.4.0-7.el9RHSA-2023:2340

libtiff-toolsRed Hat / RHEL

Fixed in:0:4.4.0-7.el9RHSA-2023:2340

libtiff-tools-debuginfoRocky

Fixed in:0:4.4.0-7.el9RHSA-2023:2340

libtiff-tools-debuginfoRed Hat / RHEL

Fixed in:0:4.4.0-7.el9RHSA-2023:2340

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 RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

0.40%probability of exploitation in 30 days

32ndpercentile

Low risk: more likely to be exploited than 32% of all known CVEs.

References

Exploit1

gitlab.com

Release Notes1

libtiff-release-v4-0-7.com

Product1

tiffcp.com

Other references1

security.netapp.com

Related Vulnerabilities

Other CWE-787 (Out-of-bounds Write) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2025-22457	Critical	9.0	100%	KEV + Ransom	Fix
CVE-2025-0282	Critical	9.0	100%	KEV + Ransom	-
CVE-2015-3113	Critical	9.8	100%	KEV	Fix
CVE-2021-20038	Critical	9.8	100%	KEV + Ransom	-
CVE-2023-4863	High	8.8	100%	KEV	Fix
CVE-2020-16040	Medium	6.5	100%	-	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 2026-07-05.