VulnerabilityModified
CVE-2020-7064
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.
MEDIUM 5.4EPSS 4.29%
Does this matter?
Lower severity and a low EPSS score (4.29%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 3.1
- 5.4 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L
- EPSS
- 4.29% probability · 91th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-125
- Affected
- php/php · debian/debian linux · canonical/ubuntu linux · opensuse/leap · tenable/tenable.sc
- Source
- security@php.net
References
- http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00025.htmlMailing List, Third Party Advisory
- https://bugs.php.net/bug.php?id=79282Exploit, Issue Tracking, Patch, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2020/04/msg00021.htmlMailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20200403-0001/Third Party Advisory
- https://usn.ubuntu.com/4330-1/Third Party Advisory
- https://usn.ubuntu.com/4330-2/Third Party Advisory
- https://www.debian.org/security/2020/dsa-4717Third Party Advisory
- https://www.debian.org/security/2020/dsa-4719Third Party Advisory
- https://www.oracle.com/security-alerts/cpujan2021.htmlThird Party Advisory
- https://www.tenable.com/security/tns-2021-14Patch, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00025.htmlMailing List, Third Party Advisory
- https://bugs.php.net/bug.php?id=79282Exploit, Issue Tracking, Patch, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2020/04/msg00021.htmlMailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20200403-0001/Third Party Advisory
- https://usn.ubuntu.com/4330-1/Third Party Advisory
- https://usn.ubuntu.com/4330-2/Third Party Advisory
- https://www.debian.org/security/2020/dsa-4717Third Party Advisory
- https://www.debian.org/security/2020/dsa-4719Third Party Advisory
- https://www.oracle.com/security-alerts/cpujan2021.htmlThird Party Advisory
- https://www.tenable.com/security/tns-2021-14Patch, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.