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CVE-2017-17723

Publication date 12 February 2018

Last updated 24 July 2024

Ubuntu priority

Low

Why this priority?

Cvss 3 Severity Score

8.1 · High

Score breakdown

In Exiv2 0.26, there is a heap-based buffer over-read in the Exiv2::Image::byteSwap4 function in image.cpp. Remote attackers can exploit this vulnerability to disclose memory data or cause a denial of service via a crafted TIFF file.

Read the notes from the security team

Status

Package Ubuntu Release Status
exiv2 18.10 cosmic
Not affected
18.04 LTS bionic
Not affected
17.10 artful Ignored
16.04 LTS xenial
Not affected
14.04 LTS trusty Not in release

Notes

mdeslaur

first commit same as CVE-2017-11591 can't reproduce with 0.25, and code isn't present.

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
exiv2

Severity score breakdown

Parameter Value
Base score 8.1 · High
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality High
Integrity impact None
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H