Is CVE-2023-30774 in the CISA KEV catalog?

No. CVE-2023-30774 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-30774?

CVE-2023-30774 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2023-30774?

CVE-2023-30774 has an EPSS score of 0.51% (40th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-30774?

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-2023-30774

MEDIUM

5.5

CVSS v3

NVD

Description

A vulnerability was found in the libtiff library. This flaw causes a heap buffer overflow issue via the TIFFTAG_INKNAMES and TIFFTAG_NUMBEROFINKS values.

CWE-119Buffer Overflow CWE-787Out-of-bounds Write

How to fix

Remediation Available

tiffDebian

Fixed in:4.2.0-1+deb11u3CVE-2023-30774

Fixed in:4.4.0-5CVE-2023-30774

libtiffRed Hat / RHEL

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

libtiffRocky

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-debugsourceRed 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-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 RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

0.51%probability of exploitation in 30 days

40thpercentile

Low risk: more likely to be exploited than 40% of all known CVEs.

References

Exploit1

gitlab.com

Third-Party Advisory5

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 2025-03-14.