Is CVE-2017-7597 in the CISA KEV catalog?

No. CVE-2017-7597 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2017-7597?

CVE-2017-7597 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2017-7597?

CVE-2017-7597 has an EPSS score of 1.77% (75th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2017-7597?

Upgrade tiff on debian 11 to 4.0.7-6 or later. Fixes are available for 4 affected products.

CVE & CISA-KEV Catalog

CVE-2017-7597

HIGHEPSS 75th pctl

7.8

CVSS v3

NVD

Description

tif_dirread.c in LibTIFF 4.0.7 has an "outside the range of representable values of type float" undefined behavior issue, which might allow remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted image.

CWE-20Improper Input Validation

How to fix

Remediation Available

tiffDebian

Fixed in:4.0.7-6CVE-2017-7597

libtiff-toolsUbuntu

Fixed in:4.0.3-7ubuntu0.8USN-3602-1

Fixed in:4.0.6-1ubuntu0.3USN-3602-1

libtiff5Ubuntu

Fixed in:4.0.3-7ubuntu0.8USN-3602-1

Fixed in:4.0.6-1ubuntu0.3USN-3602-1

tiffUbuntu

Fixed in:4.0.3-7ubuntu0.8USN-3602-1

Fixed in:4.0.6-1ubuntu0.3USN-3602-1

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

Exploit Intelligence

1.77%probability of exploitation in 30 days

75thpercentile

Elevated risk: more likely to be exploited than 75% of all known CVEs.

References

Patch1

blogs.gentoo.org

Third-Party Advisory1

securityfocus.com

Other references3

Related Vulnerabilities

Other CWE-20 (Improper Input Validation) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-3400	Critical	10.0	100%	KEV + Ransom	-
CVE-2021-45105	Medium	5.9	100%	-	Fix
CVE-2021-44228	Critical	10.0	100%	KEV + Ransom	Fix
CVE-2021-21985	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2018-7600	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2020-3452	High	7.5	100%	KEV	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 2026-05-13.