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CVE-2019-11050

Published: 23 December 2019

When PHP EXIF extension is parsing EXIF information from an image, e.g. via exif_read_data() function, in PHP versions 7.2.x below 7.2.26, 7.3.x below 7.3.13 and 7.4.0 it is possible to supply it with data what will cause it to read past the allocated buffer. This may lead to information disclosure or crash.

Priority

Low

Cvss 3 Severity Score

6.5

Score breakdown

Status

Package Release Status
php5
Launchpad, Ubuntu, Debian
bionic Does not exist

disco Does not exist

eoan Does not exist

trusty
Released (5.5.9+dfsg-1ubuntu4.29+esm8)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
upstream Needs triage

xenial Does not exist

php7.0
Launchpad, Ubuntu, Debian
bionic Does not exist

disco Does not exist

eoan Does not exist

trusty Does not exist

upstream Needs triage

xenial
Released (7.0.33-0ubuntu0.16.04.9)
php7.2
Launchpad, Ubuntu, Debian
bionic
Released (7.2.24-0ubuntu0.18.04.2)
disco
Released (7.2.24-0ubuntu0.19.04.2)
eoan Does not exist

trusty Does not exist

upstream
Released (7.2.26)
xenial Does not exist

php7.3
Launchpad, Ubuntu, Debian
bionic Does not exist

disco Does not exist

eoan
Released (7.3.11-0ubuntu0.19.10.2)
trusty Does not exist

upstream
Released (7.3.13)
xenial Does not exist

Patches:
upstream: http://git.php.net/?p=php-src.git;a=commit;h=c14eb8de974fc8a4d74f3515424c293bc7a40fba

Severity score breakdown

Parameter Value
Base score 6.5
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality Low
Integrity impact None
Availability impact Low
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L