CVE-2020-7064
MEDIUMCVSS 5.4/10EPSS 4.29%
Last modified
CVE-2020-7064 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. 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.. EPSS estimates a 4.29% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Php | Php | >= 7.2.0, < 7.2.29 |
| Php | Php | >= 7.3.0, < 7.3.16 |
| Php | Php | >= 7.4.0, < 7.4.4 |
| Debian | Debian Linux | 8.0 |
| Debian | Debian Linux | 9.0 |
| Debian | Debian Linux | 10.0 |
| Canonical | Ubuntu Linux | 12.04 |
| Canonical | Ubuntu Linux | 14.04 |
| Canonical | Ubuntu Linux | 16.04 |
| Canonical | Ubuntu Linux | 18.04 |
| Canonical | Ubuntu Linux | 19.10 |
| Canonical | Ubuntu Linux | 20.04 |
| Opensuse | Leap | 15.1 |
| Tenable | Tenable.Sc | < 5.19.0 |
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
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is 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. This could potentially lead to information disclosure or crash.
How severe is CVE-2020-7064?
CVE-2020-7064 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 4.29% probability of exploitation in the next 30 days.
How do I fix CVE-2020-7064?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2020
- CVE-2020-7058data_input.php in Cacti 1.2.8 allows remote code execution v…8.8
- CVE-2020-7059When using fgetss() function to read data with stripping tag…9.1
- CVE-2020-7060When using certain mbstring functions to convert multibyte e…9.1
- CVE-2020-7061In PHP versions 7.3.x below 7.3.15 and 7.4.x below 7.4.3, wh…9.1
- CVE-2020-7062In PHP versions 7.2.x below 7.2.28, 7.3.x below 7.3.15 and 7…7.5
- CVE-2020-7063In PHP versions 7.2.x below 7.2.28, 7.3.x below 7.3.15 and 7…5.3
- CVE-2020-7065In PHP versions 7.3.x below 7.3.16 and 7.4.x below 7.4.4, wh…8.8
- CVE-2020-7066In PHP versions 7.2.x below 7.2.29, 7.3.x below 7.3.16 and 7…4.3
- CVE-2020-7067In PHP versions 7.2.x below 7.2.30, 7.3.x below 7.3.17 and 7…7.5
- CVE-2020-7068In PHP versions 7.2.x below 7.2.33, 7.3.x below 7.3.21 and 7…3.6
- CVE-2020-7069In PHP versions 7.2.x below 7.2.34, 7.3.x below 7.3.23 and 7…6.5
- CVE-2020-7070In PHP versions 7.2.x below 7.2.34, 7.3.x below 7.3.23 and 7…5.3
Are you affected by CVE-2020-7064?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST