CVE-2018-19935
published 2018-12-07CVE-2018-19935: ext/imap/php_imap.c in PHP 5.x and 7.x before 7.3.0 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via…
PriorityP335high7.5CVSS 3.1
AVNACLPRNUINSUCNINAH
EPSS
6.28%
92.9th percentile
ext/imap/php_imap.c in PHP 5.x and 7.x before 7.3.0 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via an empty string in the message argument to the imap_mail function.
Affected
7 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | debian_linux | — | — |
| debian | debian_linux | — | — |
| php | php | >= 5.6.0 < 5.6.39 | 5.6.39 |
| php | php | >= 7.0.0 < 7.0.33 | 7.0.33 |
| php | php | >= 7.1.0 < 7.1.26 | 7.1.26 |
| php | php | >= 7.2.0 < 7.2.14 | 7.2.14 |
| php5 | php5 | >= 0 < 5.6.39-r0 | 5.6.39-r0 |
CVSS provenance
nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
nvdv2.05.0MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
osv7.5HIGH
vendor_redhat7.5HIGH
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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
Red Hat
php: NULL pointer dereference in ext/imap/php_imap.c resulting in a denial of service
vendor_redhat·2018-10-16·CVSS 7.5
CVE-2018-19935 [HIGH] CWE-476 php: NULL pointer dereference in ext/imap/php_imap.c resulting in a denial of service
php: NULL pointer dereference in ext/imap/php_imap.c resulting in a denial of service
ext/imap/php_imap.c in PHP 5.x and 7.x before 7.3.0 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via an empty string in the message argument to the imap_mail function.
Package: php (Red Hat Enterprise Linux 5) - Not affected
Package: php53 (Red Hat Enterprise Linux 5) - Not affected
Package: php (Red Hat Enterprise Linux 6) - Not affected
Package: php (Red Hat Enterprise Linux 7) - Not affected
Package: php (Red Hat Enterprise Linux 8) - Not affected
Package: rh-php70-php (Red Hat Software Collections) - Fix deferred
Package: rh-php71-php (Red Hat Software Collections) - Not affected
Package: rh-php72-php (Red Hat Software Collections) - No
GHSA
GHSA-66w4-34qw-x386: ext/imap/php_imap
ghsa_unreviewed·2022-05-14
CVE-2018-19935 [HIGH] CWE-476 GHSA-66w4-34qw-x386: ext/imap/php_imap
ext/imap/php_imap.c in PHP 5.x and 7.x before 7.3.0 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via an empty string in the message argument to the imap_mail function.
OSV
CVE-2018-19935: ext/imap/php_imap
osv·2018-12-07·CVSS 7.5
CVE-2018-19935 [HIGH] CVE-2018-19935: ext/imap/php_imap
ext/imap/php_imap.c in PHP 5.x and 7.x before 7.3.0 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via an empty string in the message argument to the imap_mail function.
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2018-19935 php: NULL pointer dereference in ext/imap/php_imap.c resulting in a denial of service
bugzilla·2018-12-18·CVSS 7.5
CVE-2018-19935 [HIGH] CVE-2018-19935 php: NULL pointer dereference in ext/imap/php_imap.c resulting in a denial of service
CVE-2018-19935 php: NULL pointer dereference in ext/imap/php_imap.c resulting in a denial of service
ext/imap/php_imap.c in PHP 5.x and 7.x before 7.3.0 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via an empty string in the message argument to the imap_mail function.
Upstream issue:
https://bugs.php.net/bug.php?id=77020
Upstream patch:
http://git.php.net/?p=php-src.git;a=commit;h=7edc639b9ff1c3576773d79d016abbeed1f93846
Discussion:
Created php tracking bugs for this issue:
Affects: fedora-all [bug 1660526]
---
This can not affect PHP packages provided for Red Hat Enterprise Linux 7, either directly via Red Hat Enterprise Linux 7, or via Red Hat Software Collections for Red Hat Enterprise Linux 7, as those packages do not i
Bugzilla
CVE-2018-19935 php: NULL pointer dereference in ext/imap/php_imap.c resulting in a denial of service [fedora-all]
bugzilla·2018-12-18·CVSS 7.5
CVE-2018-19935 [HIGH] CVE-2018-19935 php: NULL pointer dereference in ext/imap/php_imap.c resulting in a denial of service [fedora-all]
CVE-2018-19935 php: NULL pointer dereference in ext/imap/php_imap.c resulting in a denial of service [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
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00041.htmlhttp://lists.opensuse.org/opensuse-security-announce/2019-06/msg00044.htmlhttp://www.securityfocus.com/bid/106143https://bugs.php.net/bug.php?id=77020https://lists.debian.org/debian-lts-announce/2018/12/msg00006.htmlhttps://security.netapp.com/advisory/ntap-20181221-0003/https://www.debian.org/security/2018/dsa-4353http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00041.htmlhttp://lists.opensuse.org/opensuse-security-announce/2019-06/msg00044.htmlhttp://www.securityfocus.com/bid/106143https://bugs.php.net/bug.php?id=77020https://lists.debian.org/debian-lts-announce/2018/12/msg00006.htmlhttps://security.netapp.com/advisory/ntap-20181221-0003/https://www.debian.org/security/2018/dsa-4353
2018-12-07
Published