CVE-2020-7062
published 2020-02-27CVE-2020-7062: In PHP versions 7.2.x below 7.2.28, 7.3.x below 7.3.15 and 7.4.x below 7.4.3, when using file upload functionality, if upload progress tracking is enabled, but…
PriorityP342high7.5CVSS 3.1
AVNACLPRNUINSUCNINAH
EPSS
3.51%
87.7th percentile
In PHP versions 7.2.x below 7.2.28, 7.3.x below 7.3.15 and 7.4.x below 7.4.3, when using file upload functionality, if upload progress tracking is enabled, but session.upload_progress.cleanup is set to 0 (disabled), and the file upload fails, the upload procedure would try to clean up data that does not exist and encounter null pointer dereference, which would likely lead to a crash.
Affected
17 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| debian | debian_linux | — | — |
| debian | debian_linux | — | — |
| debian | debian_linux | — | — |
| debian | php7.4 | < php7.4 7.4.3-1 (bullseye) | php7.4 7.4.3-1 (bullseye) |
| opensuse | leap | — | — |
| php | php | 7.2.0 – 7.2.27 | — |
| php | php | 7.3.0 – 7.3.14 | — |
| php | php | 7.4.0 – 7.4.2 | — |
| php5 | php5 | >= 0 < 5.5.9+dfsg-1ubuntu4.29+esm11 | 5.5.9+dfsg-1ubuntu4.29+esm11 |
| php_group | php | >= 7.2.x < 7.2.28 | 7.2.28 |
| php_group | php | >= 7.3.x < 7.3.15 | 7.3.15 |
| php_group | php | >= 7.4.x < 7.4.3 | 7.4.3 |
CVSS provenance
nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
nvdv2.04.3MEDIUMAV:N/AC:M/Au:N/C:N/I:N/A:P
osv7.5HIGH
vendor_debian7.5HIGH
vendor_redhat7.5HIGH
vendor_ubuntu7.5HIGH
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CISA ICS
Festo Didactic SE MES PC
cisa_ics·2026-01-27·CVSS 7.5
[HIGH] Festo Didactic SE MES PC
ICS Advisory
##
Festo Didactic SE MES PC
Release DateJanuary 27, 2026
Alert CodeICSA-26-027-02
Related topics:
Industrial Control System Vulnerabilities, Industrial Control Systems
View CSAF
## Summary
MES PCs shipped with Windows 10 come pre-installed with XAMPP. XAMPP is a bundle of third-party open-source applications including the Apache HTTP Server, the MariaDB database and more. From time to time, vulnerabilities in these applications are discovered. These are fixed in newer versions of XAMPP by updating the bundled applications. MES PCs shipped with Windows 10 include a copy of XAMPP which contains around 140 such vulnerabilities listed in this advisory. They can be fixed by replacing XAMPP with Festo Didactic's Factory Control Panel application.
The
Ubuntu
PHP vulnerabilities
vendor_ubuntu·2020-04-15·CVSS 7.5
CVE-2020-7062 [HIGH] PHP vulnerabilities
Title: PHP vulnerabilities
Summary: Several security issues were fixed in PHP.
It was discovered that PHP incorrectly handled certain file uploads.
An attacker could possibly use this issue to cause a crash.
(CVE-2020-7062)
It was discovered that PHP incorrectly handled certain PHAR archive files.
An attacker could possibly use this issue to access sensitive information.
(CVE-2020-7063)
It was discovered that PHP incorrectly handled certain EXIF files.
An attacker could possibly use this issue to access sensitive information
or cause a crash. (CVE-2020-7064)
It was discovered that PHP incorrectly handled certain UTF strings.
An attacker could possibly use this issue to cause a crash or execute
arbitrary code. This issue only affected Ubuntu 19.10. (CVE-2020-7065)
It was discovered th
Red Hat
php: NULL pointer dereference in PHP session upload progress
vendor_redhat·2020-02-04·CVSS 7.5
CVE-2020-7062 [HIGH] CWE-476 php: NULL pointer dereference in PHP session upload progress
php: NULL pointer dereference in PHP session upload progress
In PHP versions 7.2.x below 7.2.28, 7.3.x below 7.3.15 and 7.4.x below 7.4.3, when using file upload functionality, if upload progress tracking is enabled, but session.upload_progress.cleanup is set to 0 (disabled), and the file upload fails, the upload procedure would try to clean up data that does not exist and encounter null pointer dereference, which would likely lead to a crash.
Package: php (Red Hat Enterprise Linux 5) - Out of support scope
Package: php53 (Red Hat Enterprise Linux 5) - Out of support scope
Package: php (Red Hat Enterprise Linux 6) - Out of support scope
Package: php (Red Hat Enterprise Linux 7) - Will not fix
Package: php:7.2/php (Red Hat Enterprise Linux 8) - Will not fix
Package: rh-php72-php (Red
Debian
CVE-2020-7062: php7.4 - In PHP versions 7.2.x below 7.2.28, 7.3.x below 7.3.15 and 7.4.x below 7.4.3, wh...
vendor_debian·2020·CVSS 7.5
CVE-2020-7062 [HIGH] CVE-2020-7062: php7.4 - In PHP versions 7.2.x below 7.2.28, 7.3.x below 7.3.15 and 7.4.x below 7.4.3, wh...
In PHP versions 7.2.x below 7.2.28, 7.3.x below 7.3.15 and 7.4.x below 7.4.3, when using file upload functionality, if upload progress tracking is enabled, but session.upload_progress.cleanup is set to 0 (disabled), and the file upload fails, the upload procedure would try to clean up data that does not exist and encounter null pointer dereference, which would likely lead to a crash.
Scope: local
bullseye: resolved (fixed in 7.4.3-1)
GHSA
GHSA-rrwc-c46p-f3v6: In PHP versions 7
ghsa_unreviewed·2022-05-24
CVE-2020-7062 [MEDIUM] CWE-476 GHSA-rrwc-c46p-f3v6: In PHP versions 7
In PHP versions 7.2.x below 7.2.28, 7.3.x below 7.3.15 and 7.4.x below 7.4.3, when using file upload functionality, if upload progress tracking is enabled, but session.upload_progress.cleanup is set to 0 (disabled), and the file upload fails, the upload procedure would try to clean up data that does not exist and encounter null pointer dereference, which would likely lead to a crash.
OSV
php5, php7.0, php7.2, php7.3 vulnerabilities
osv·2020-04-15·CVSS 7.5
CVE-2020-7062 [HIGH] php5, php7.0, php7.2, php7.3 vulnerabilities
php5, php7.0, php7.2, php7.3 vulnerabilities
It was discovered that PHP incorrectly handled certain file uploads.
An attacker could possibly use this issue to cause a crash.
(CVE-2020-7062)
It was discovered that PHP incorrectly handled certain PHAR archive files.
An attacker could possibly use this issue to access sensitive information.
(CVE-2020-7063)
It was discovered that PHP incorrectly handled certain EXIF files.
An attacker could possibly use this issue to access sensitive information
or cause a crash. (CVE-2020-7064)
It was discovered that PHP incorrectly handled certain UTF strings.
An attacker could possibly use this issue to cause a crash or execute
arbitrary code. This issue only affected Ubuntu 19.10. (CVE-2020-7065)
It was discovered that PHP incorrectly handled certain
OSV
CVE-2020-7062: In PHP versions 7
osv·2020-02-27·CVSS 7.5
CVE-2020-7062 [HIGH] CVE-2020-7062: In PHP versions 7
In PHP versions 7.2.x below 7.2.28, 7.3.x below 7.3.15 and 7.4.x below 7.4.3, when using file upload functionality, if upload progress tracking is enabled, but session.upload_progress.cleanup is set to 0 (disabled), and the file upload fails, the upload procedure would try to clean up data that does not exist and encounter null pointer dereference, which would likely lead to a crash.
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2020-7062 php: NULL pointer dereference in PHP session upload progress
bugzilla·2020-02-28·CVSS 7.5
CVE-2020-7062 [HIGH] CVE-2020-7062 php: NULL pointer dereference in PHP session upload progress
CVE-2020-7062 php: NULL pointer dereference in PHP session upload progress
In PHP versions 7.2.x below 7.2.28, 7.3.x below 7.3.15 and 7.4.x below 7.4.3, when using file upload functionality, if upload progress tracking is enabled, but session.upload_progress.cleanup is set to 0 (disabled), and the file upload fails, the upload procedure would try to clean up data that does not exist and encounter null pointer dereference, which would likely lead to a crash.
Reference:
https://bugs.php.net/bug.php?id=79221
Discussion:
Created php tracking bugs for this issue:
Affects: fedora-all [bug 1808533]
---
Upstream commit for this issue:
http://git.php.net/?p=php-src.git;a=commit;h=d76f7c6c636b8240e06a1fa29eebb98ad005008a
---
This issue has been addressed in the following products:
Red Hat
Bugzilla
CVE-2020-7062 php: NULL pointer dereference in PHP session upload progress [fedora-all]
bugzilla·2020-02-28·CVSS 7.5
CVE-2020-7062 [HIGH] CVE-2020-7062 php: NULL pointer dereference in PHP session upload progress [fedora-all]
CVE-2020-7062 php: NULL pointer dereference in PHP session upload progress [fedora-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of fedora-all.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
NOTE: this issue affects multiple supporte
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00023.htmlhttps://bugs.php.net/bug.php?id=79221https://lists.debian.org/debian-lts-announce/2020/03/msg00034.htmlhttps://security.gentoo.org/glsa/202003-57https://usn.ubuntu.com/4330-1/https://www.debian.org/security/2020/dsa-4717https://www.debian.org/security/2020/dsa-4719https://www.tenable.com/security/tns-2021-14http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00023.htmlhttps://bugs.php.net/bug.php?id=79221https://lists.debian.org/debian-lts-announce/2020/03/msg00034.htmlhttps://security.gentoo.org/glsa/202003-57https://usn.ubuntu.com/4330-1/https://www.debian.org/security/2020/dsa-4717https://www.debian.org/security/2020/dsa-4719https://www.tenable.com/security/tns-2021-14
2020-02-27
Published