CVE-2018-19935
HIGHCVSS 7.5/10EPSS 6.88%
Last modified
CVE-2018-19935 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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.. EPSS estimates a 6.88% chance of exploitation in the next 30 days.
Description
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Php | Php | >= 5.6.0, < 5.6.39 |
| Php | Php | >= 7.0.0, < 7.0.33 |
| Php | Php | >= 7.1.0, < 7.1.26 |
| Php | Php | >= 7.2.0, < 7.2.14 |
| Debian | Debian Linux | 8.0 |
| Debian | Debian Linux | 9.0 |
References
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00041.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00044.htmlMailing List, Third Party Advisory
- http://www.securityfocus.com/bid/106143Third Party Advisory, VDB Entry
- https://bugs.php.net/bug.php?id=77020Issue Tracking, Patch, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2018/12/msg00006.htmlThird Party Advisory
- https://security.netapp.com/advisory/ntap-20181221-0003/Third Party Advisory
- https://www.debian.org/security/2018/dsa-4353Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00041.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00044.htmlMailing List, Third Party Advisory
- http://www.securityfocus.com/bid/106143Third Party Advisory, VDB Entry
- https://bugs.php.net/bug.php?id=77020Issue Tracking, Patch, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2018/12/msg00006.htmlThird Party Advisory
- https://security.netapp.com/advisory/ntap-20181221-0003/Third Party Advisory
- https://www.debian.org/security/2018/dsa-4353Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-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 an empty string in the message argument to the imap_mail function.
How severe is CVE-2018-19935?
CVE-2018-19935 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 6.88% probability of exploitation in the next 30 days.
How do I fix CVE-2018-19935?
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.
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Are you affected by CVE-2018-19935?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST