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Vulnerability record · CVE-2019-11039 · published 19 June 2019

CVE-2019-11039: Php out-of-bounds read vulnerability

Php · Php

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.

9.1 CVSS 3.1 Critical EPSS 3.1% · top 12.6% CWE-125 · Out-of-bounds readCWE-190 · Integer overflow
9.1CVSS 3.1 base score, v2 6.4
3.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
4Affected product versions listed by NVD
16References, 2 tagged exploit
17 Jun 2026Last modified by NVD

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Affected products

4 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00029.html Mailing ListThird Party Advisory
https://access.redhat.com/errata/RHSA-2019:2519 Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:3299 Third Party Advisory
https://bugs.php.net/bug.php?id=78069 ExploitPatchVendor Advisory
https://seclists.org/bugtraq/2019/Sep/35 Mailing ListThird Party Advisory
https://seclists.org/bugtraq/2019/Sep/38 Mailing ListThird Party Advisory
https://www.debian.org/security/2019/dsa-4527 Third Party Advisory
https://www.debian.org/security/2019/dsa-4529 Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00029.html Mailing ListThird Party Advisory
https://access.redhat.com/errata/RHSA-2019:2519 Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:3299 Third Party Advisory
https://bugs.php.net/bug.php?id=78069 ExploitPatchVendor Advisory
https://seclists.org/bugtraq/2019/Sep/35 Mailing ListThird Party Advisory
https://seclists.org/bugtraq/2019/Sep/38 Mailing ListThird Party Advisory
https://www.debian.org/security/2019/dsa-4527 Third Party Advisory
https://www.debian.org/security/2019/dsa-4529 Third Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2019-11039), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.