CVE-2019-11040

MEDIUM

Description

When PHP EXIF extension is parsing EXIF information from an image, e.g. via exif_read_data() function, in PHP versions 7.1.x below 7.1.30, 7.2.x below 7.2.19 and 7.3.x below 7.3.6 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.

References

http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00029.html

https://access.redhat.com/errata/RHSA-2019:2519

https://access.redhat.com/errata/RHSA-2019:3299

https://bugs.php.net/bug.php?id=77988

https://seclists.org/bugtraq/2019/Sep/35

https://seclists.org/bugtraq/2019/Sep/38

https://www.debian.org/security/2019/dsa-4527

https://www.debian.org/security/2019/dsa-4529

Details

Source: MITRE

Published: 2019-06-19

Updated: 2019-06-20

Type: CWE-119

Risk Information

CVSS v2.0

Base Score: 6.4

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

Impact Score: 4.9

Exploitability Score: 10

Severity: MEDIUM

CVSS v3.0

Base Score: 9.1

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Impact Score: 5.2

Exploitability Score: 3.9

Severity: CRITICAL