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Published: 28/12/2017 Updated: 03/10/2019

CVSS v2 Base Score: 6.8 | Impact Score: 6.4 | Exploitability Score: 8.6

CVSS v3 Base Score: 8.8 | Impact Score: 5.9 | Exploitability Score: 2.8

VMScore: 605

Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P

In LibTIFF 4.0.9, there is a heap-based buffer over-read in the function PackBitsEncode in tif_packbits.c.

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libtiff libtiff 4.0.9

Debian Bug report logs - #885579 tiff: CVE-2017-17942: heap-buffer-overflow in PackBitsEncode function Package: src:tiff; Maintainer for src:tiff is Laszlo Boszormenyi (GCS) <gcs@debianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Thu, 28 Dec 2017 10:12:01 UTC Severity: important Tags: security, ...

In LibTIFF 409, there is a heap-based buffer over-read in the function PackBitsEncode in tif_packbitsc ...

CWE-125 http://bugzilla.maptools.org/show_bug.cgi?id=2767 http://www.securityfocus.com/bid/102312 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=885579 https://nvd.nist.gov https://access.redhat.com/security/cve/cve-2017-17942

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CVE-2017-17942

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