CVE-2020-7064

medium

Description

In PHP versions 7.2.x below 7.2.9, 7.3.x below 7.3.16 and 7.4.x below 7.4.4, while parsing EXIF data with exif_read_data() function, it is possible for malicious data to cause PHP to read one byte of uninitialized memory. This could potentially lead to information disclosure or crash.

References

https://bugs.php.net/bug.php?id=79282

https://security.netapp.com/advisory/ntap-20200403-0001/

https://lists.debian.org/debian-lts-announce/2020/04/msg00021.html

https://usn.ubuntu.com/4330-1/

https://usn.ubuntu.com/4330-2/

http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00025.html

https://www.debian.org/security/2020/dsa-4717

https://www.debian.org/security/2020/dsa-4719

https://www.oracle.com/security-alerts/cpujan2021.html

https://www.tenable.com/security/tns-2021-14

Details

Source: MITRE

Published: 2020-04-01

Updated: 2022-08-29

Type: CWE-125

Risk Information

CVSS v2

Base Score: 5.8

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

Impact Score: 4.9

Exploitability Score: 8.6

Severity: MEDIUM

CVSS v3

Base Score: 5.4

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L

Impact Score: 2.5

Exploitability Score: 2.8

Severity: MEDIUM