CVE-2017-5563

LibTIFF version 4.0.7 is vulnerable to a heap-based buffer over-read in tif_lzw.c resulting in...

8.8 HighFix available

LibTIFF version 4.0.7 is vulnerable to a heap-based buffer over-read in tif_lzw.c resulting in DoS or code execution via a crafted bmp image to tools/bmp2tiff.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: Required

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

3.41%Up 1.6 points since Apr 14, 2021

What each source reports

NVD Score used 8.8

LibTIFF version 4.0.7 is vulnerable to a heap-based buffer over-read in tif_lzw.c resulting in DoS or code execution via a crafted bmp image to tools/bmp2tiff.

Record: CVE-2017-5563
CVSS 3.0: 8.8 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.0: 6.8 MediumAV:N/AC:M/Au:N/C:P/I:P/A:P
Weakness: CWE-125
Updated: 2026-11-02

CVE List No score

LibTIFF version 4.0.7 is vulnerable to a heap-based buffer over-read in tif_lzw.c resulting in DoS or code execution via a crafted bmp image to tools/bmp2tiff.

Record: CVE-2017-5563
Updated: 2026-11-02

EUVDEUVD-2017-14664 No score

LibTIFF version 4.0.7 is vulnerable to a heap-based buffer over-read in tif_lzw.c resulting in DoS or code execution via a crafted bmp image to tools/bmp2tiff.

Record: EUVD-2017-14664
Updated: 2026-11-03

GitHub AdvisoriesGHSA-qvg6-9fpw-3vw9 8.8

LibTIFF version 4.0.7 is vulnerable to a heap-based buffer over-read in tif_lzw.c resulting in...

LibTIFF version 4.0.7 is vulnerable to a heap-based buffer over-read in tif_lzw.c resulting in DoS or code execution via a crafted bmp image to tools/bmp2tiff.

Record: GHSA-qvg6-9fpw-3vw9
CVSS 3.0: 8.8 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness: CWE-125
Updated: 2026-11-02

OSVAZL-45150 8.8

CVE-2017-5563 affecting package openjpeg2 2.3.1-12

LibTIFF version 4.0.7 is vulnerable to a heap-based buffer over-read in tif_lzw.c resulting in DoS or code execution via a crafted bmp image to tools/bmp2tiff.

Record: AZL-45150
CVSS 3.0: 8.8 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSV 8.8

LibTIFF version 4.0.7 is vulnerable to a heap-based buffer over-read in tif_lzw.c resulting in DoS or code execution via a crafted bmp image to tools/bmp2tiff.

Record: CVE-2017-5563
CVSS 3.0: 8.8 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated: 2026-11-02

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OSVDEBIAN-CVE-2017-5563 8.8

LibTIFF version 4.0.7 is vulnerable to a heap-based buffer over-read in tif_lzw.c resulting in DoS or code execution via a crafted bmp image to tools/bmp2tiff.

Record: DEBIAN-CVE-2017-5563
CVSS 3.0: 8.8 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVUBUNTU-CVE-2017-5563 8.8

LibTIFF version 4.0.7 is vulnerable to a heap-based buffer over-read in tif_lzw.c resulting in DoS or code execution via a crafted bmp image to tools/bmp2tiff.

Record: UBUNTU-CVE-2017-5563
CVSS 3.0: 8.8 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVROOT-OS-DEBIAN-12-CVE-2017-5563 No score

CVE-2017-5563 in rootio-tiff - Patched by Root

Root has patched CVE-2017-5563 in the rootio-tiff package for Root:Debian:12. Multiple fixed versions available.

Record: ROOT-OS-DEBIAN-12-CVE-2017-5563
Updated: 2026-11-02

OSVUSN-3606-1 No score

tiff vulnerabilities

It was discovered that LibTIFF incorrectly handled certain malformed images. If a user or automated system were tricked into opening a specially crafted image, a remote attacker could crash the application, leading to a denial of service, or possibly execute arbitrary code with user privileges.

Record: USN-3606-1
Updated: 2026-11-02

Affected products

libtiff

Affected packages

Affected packages
Package	Affected	Fixed
`openjpeg2` Azure Linux:3	through 2.3.1-12	None known
`tiff` Debian:12	before 4.0.7-1	4.0.7-1
`tiff` Debian:13	before 4.0.7-1	4.0.7-1
`tiff` Debian:14	before 4.0.7-1	4.0.7-1
`tiff` Ubuntu:14.04:LTS	before 4.0.3-7ubuntu0.9, plus listed versions 4.0.2-4ubuntu34.0.3-5ubuntu14.0.3-64.0.3-6ubuntu14.0.3-7 Show 7 moreShow less 4.0.3-7ubuntu0.14.0.3-7ubuntu0.24.0.3-7ubuntu0.34.0.3-7ubuntu0.44.0.3-7ubuntu0.64.0.3-7ubuntu0.74.0.3-7ubuntu0.8	4.0.3-7ubuntu0.9
`tiff` Ubuntu:16.04:LTS	before 4.0.6-1ubuntu0.4, plus listed versions 4.0.3-12.3ubuntu24.0.5-14.0.6-14.0.6-1ubuntu0.14.0.6-1ubuntu0.24.0.6-1ubuntu0.3	4.0.6-1ubuntu0.4

History

History
Recorded	Changed	Sources
Nov 3, 2026	affected
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2017-5563 is a high vulnerability (CVSS 8.8) in Libtiff, published January 23, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.41%, the 88th percentile. Fixed in tiff 4.0.7-1.

References

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