CVE-2023-3618

MEDIUMNVD 6.57.5▲

6.5

A flaw was found in libtiff. A specially crafted tiff file can lead to a segmentation fault due to a buffer overflow in the Fax3Encode function in libtiff/tif_fax3.c, resulting in a denial of service.

CVSS v3: 6.5
EG Score: 7.5(medium)
EPSS: 50.5%
KEV: Not listed

Published

July 12, 2023

Last Modified

November 3, 2025

References (15)

secalert@redhathttps://access.redhat.com/security/cve/CVE-2023-3618
secalert@redhathttps://bugzilla.redhat.com/show_bug.cgi?id=2215865
secalert@redhathttps://lists.debian.org/debian-lts-announce/2023/07/msg00034.html
secalert@redhathttps://security.netapp.com/advisory/ntap-20230824-0012/
secalert@redhathttps://support.apple.com/kb/HT214036
secalert@redhathttps://support.apple.com/kb/HT214037
secalert@redhathttps://support.apple.com/kb/HT214038
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/security/cve/CVE-2023-3618
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=2215865
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2023/07/msg00034.html
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2025/01/msg00019.html
af854a3a-2127-422b-91ae-364da2661108https://security.netapp.com/advisory/ntap-20230824-0012/
af854a3a-2127-422b-91ae-364da2661108https://support.apple.com/kb/HT214036
af854a3a-2127-422b-91ae-364da2661108https://support.apple.com/kb/HT214037
af854a3a-2127-422b-91ae-364da2661108https://support.apple.com/kb/HT214038

Patch Availability(2)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
ubuntu	libtiffxx5 (4.0.6-1ubuntu0.8+esm12) @ xenial	2026-05-24	ubuntu
redhat	libtiff-0:4.4.0-12.el9	2024-04-30	redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-120Buffer Copy without Checking Size (Classic Buffer Overflow)

All Vendor Advisories

(3)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 17× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-06 13:46 UTCepss_batch
2026-06-06 13:46 UTCepss_batch
2026-06-05 22:46 UTCepss_batch
2026-06-05 22:46 UTCepss_batch
2026-06-05 06:09 UTCepss_batch
2026-06-05 06:09 UTCepss_batch
2026-06-05 06:09 UTCepss_batch
2026-06-04 13:11 UTCepss_batch
2026-06-04 13:11 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-29 13:43 UTCepss_batch
2026-05-29 13:43 UTCepss_batch
2026-05-28 13:44 UTCepss_batch

Frequently asked(5)

What is CVE-2023-3618?

CVE-2023-3618 is a medium vulnerability published on July 12, 2023. A flaw was found in libtiff. A specially crafted tiff file can lead to a segmentation fault due to a buffer overflow in the Fax3Encode function in libtiff/tif_fax3.c, resulting in a denial of service.

When was CVE-2023-3618 disclosed?

CVE-2023-3618 was first published in the National Vulnerability Database on July 12, 2023, with the most recent update on November 3, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-3618 actively exploited?

CVE-2023-3618 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 50.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-3618?

CVE-2023-3618 has a CVSS v3 base score of 6.5 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 7.5.

How do I remediate CVE-2023-3618?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-3618, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2023-3618

Explore →

Is Your Infrastructure Affected by CVE-2023-3618?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs

CVE-2023-3618

Published

Last Modified

References (15)

Patch Availability(2)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-3618?

Same vendor

Same CWE

CVE-2023-3618

📅 Published

🔄 Last Modified

🔗 References (15)

Patch Availability(2)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-3618?

🔗 Related CVEs(same vendor + same CWE)

Same vendor

Same CWE

Published

Last Modified

References (15)

Frequently asked(5)

Related CVEs(same vendor + same CWE)