What is CVE-2017-7593?

CVE-2017-7593 is a medium-severity vulnerability in Libtiff, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 5.5/10. Published 2017-04-09.

How severe is CVE-2017-7593?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Buffer overflow in Libtiff

CVE-2017-7593

tif_read.c in LibTIFF 4.0.7 does not ensure that tif_rawdata is properly initialized, which might allow remote attackers to obtain sensitive information from process memory via a crafted image.

Vulnerability class: Buffer Overflow

Published 2017-04-09 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.021 (81.1th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 81st percentile — 81.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.021 · newest: 0.021 · change: 0.000

Affected products

Libtiff — versions 4.0.7

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

References

www.debian.org/security/2017/dsa-3844 (vendor-advisory)
security.gentoo.org/glsa/201709-27 (vendor-advisory)
usn.ubuntu.com/3602-1/ (vendor-advisory)
www.securityfocus.com/bid/97502 (VDB Entry, Third Party Advisory, vdb-entry)
bugzilla.maptools.org/show_bug.cgi (Issue Tracking)

Frequently asked questions

What is CVE-2017-7593?: CVE-2017-7593 is a medium-severity vulnerability in Libtiff, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 5.5/10. Published 2017-04-09.
How severe is CVE-2017-7593?: Medium severity. CVSS v3 base score is 5.5 out of 10.