CVE-2017-17723

exiv2: heap-based buffer over-read in Exiv2::Image::byteSwap4 in image.cpp

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Severity

Low

Red Hat Product Security

4.4

CVSS 3.0

Review impact separately from score.

Published · December 10, 2017

Updated · June 27, 2026

Description

An integer wraparound, leading to heap-based out-of-bound read, was found in the way Exiv2 library prints Image File Directory(IFD) in TIFF images. By persuading a victim to open a crafted TIFF image, a remote attacker could crash the application or possibly retrieve a portion of memory.

Statement

This issue did not affect the versions of Exiv2 as shipped with Red Hat Enterprise Linux 6 and 7.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.0 · 4.4
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L

CWE-190 · Integer Overflow or Wraparound