CVE-2019-11039
CRITICALCVSS 9.1/10EPSS 3.04%
Last modified
CVE-2019-11039 is a critical-severity vulnerability rated 9.1/10 on the CVSS scale. Function iconv_mime_decode_headers() in PHP versions 7.1.x below 7.1.30, 7.2.x below 7.2.19 and 7.3.x below 7.3.6 may perform out-of-buffer read due to integer overflow when parsing MIME headers. This may lead to information disclosure or crash.. EPSS estimates a 3.04% chance of exploitation in the next 30 days.
Description
Function iconv_mime_decode_headers() in PHP versions 7.1.x below 7.1.30, 7.2.x below 7.2.19 and 7.3.x below 7.3.6 may perform out-of-buffer read due to integer overflow when parsing MIME headers. This may lead to information disclosure or crash.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Php | Php | >= 7.1.0, < 7.1.30 |
| Php | Php | >= 7.2.0, < 7.2.19 |
| Php | Php | >= 7.3.0, < 7.3.6 |
| Redhat | Software Collections | 1.0 |
| Opensuse | Leap | 15.0 |
| Opensuse | Leap | 15.1 |
| Debian | Debian Linux | 9.0 |
| Debian | Debian Linux | 10.0 |
References
- http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00029.htmlMailing List, Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:2519Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:3299Third Party Advisory
- https://bugs.php.net/bug.php?id=78069Exploit, Patch, Vendor Advisory
- https://seclists.org/bugtraq/2019/Sep/35Mailing List, Third Party Advisory
- https://seclists.org/bugtraq/2019/Sep/38Mailing List, Third Party Advisory
- https://www.debian.org/security/2019/dsa-4527Third Party Advisory
- https://www.debian.org/security/2019/dsa-4529Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00029.htmlMailing List, Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:2519Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:3299Third Party Advisory
- https://bugs.php.net/bug.php?id=78069Exploit, Patch, Vendor Advisory
- https://seclists.org/bugtraq/2019/Sep/35Mailing List, Third Party Advisory
- https://seclists.org/bugtraq/2019/Sep/38Mailing List, Third Party Advisory
- https://www.debian.org/security/2019/dsa-4527Third Party Advisory
- https://www.debian.org/security/2019/dsa-4529Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2019-11039?
Function iconv_mime_decode_headers() in PHP versions 7.1.x below 7.1.30, 7.2.x below 7.2.19 and 7.3.x below 7.3.6 may perform out-of-buffer read due to integer overflow when parsing MIME headers. This may lead to information disclosure or crash.
How severe is CVE-2019-11039?
CVE-2019-11039 has a CVSS score of 9.1/10 (CRITICAL severity). The EPSS model estimates a 3.04% probability of exploitation in the next 30 days.
How do I fix CVE-2019-11039?
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-2019-11039?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST