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Fencer Vulns
medium 4.2

CVE-2019-11039 json

Out-of-bounds read in iconv.c

published 2019-06-18 7 y ago modified 2026-06-17 4 mo ago also EUVD-2019-2747

cvss
4.2
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
3.1%
EPSS 3.1% chance of exploitation in 30 days, percentile 87%
public exploits
0
none known

Summary

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.

Patch / fix

  • php php 7.1.30, 7.2.19, 7.3.6
  • php7.0 Ubuntu 16.04 LTS 7.0.33-0ubuntu0.16.04.5
  • php7.2 Ubuntu 18.04 LTS 7.2.19-0ubuntu0.18.04.1
  • php5 Ubuntu Pro 14.04 LTS 5.5.9+dfsg-1ubuntu4.29+esm3

ubuntu advisories UBUNTU-CVE-2019-11039

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • php RHEL 8 7.3.20-1.module+el8.2.0+7373+b272fdef
  • libzip RHEL 8 1.5.2-1.module+el8.1.0+3189+a1bff096
  • php-gd RHEL 8 7.3.20-1.module+el8.2.0+7373+b272fdef
  • php-cli RHEL 8 7.3.20-1.module+el8.2.0+7373+b272fdef
  • php-dba RHEL 8 7.3.20-1.module+el8.2.0+7373+b272fdef
  • php-dbg RHEL 8 7.3.20-1.module+el8.2.0+7373+b272fdef
  • php-fpm RHEL 8 7.3.20-1.module+el8.2.0+7373+b272fdef
  • php-gmp RHEL 8 7.3.20-1.module+el8.2.0+7373+b272fdef

red hat advisories RHSA-2020:3662RHSA-2020:1624RHSA-2019:3299RHSA-2019:2519

  • php7 SLES for SAP 15 SP1, SLES for SAP 15, SLES 15-LTSS +8 more 7.2.34-150000.4.103.1
  • php7 SLE Module for Web and Scripting 15 SP1, SLE Module for Web and Scripting 15, SLE Module for Package Hub 15 7.2.5-4.35.3
  • php5 SLE Software Development Kit 12 SP4, SLE Software Development Kit 12 SP3, SLE Module for Web and Scripting 12 5.5.14-109.63.2
  • php7 SLE Software Development Kit 12 SP4, SLE Software Development Kit 12 SP3, SLE Module for Web and Scripting 12 7.0.7-50.80.2
  • php72 SLE Software Development Kit 12 SP4, SLE Software Development Kit 12 SP3, SLE Module for Web and Scripting 12 7.2.5-1.20.2

suse advisories SUSE-SU-2022:4067-1SUSE-SU-2019:1832-1SUSE-SU-2019:1746-1SUSE-SU-2019:1725-1SUSE-SU-2019:1724-1

  • php7 openSUSE Tumbleweed 7.4.24-1.1
  • php8 openSUSE Tumbleweed 8.0.11-1.1
  • php7 openSUSE Leap 15.1, openSUSE Leap 15.0 7.2.5-lp151.6.6.1

opensuse advisories openSUSE-SU-2024:11167-1openSUSE-SU-2024:11169-1openSUSE-SU-2019:1778-1

  • php AlmaLinux 8 7.3.20-1.module_el8.4.0+2229+b272fdef
  • php AlmaLinux 8 7.3.20-1.module_el8.5.0+152+112d3b8c
  • php AlmaLinux 8 7.3.20-1.module_el8.3.0+2009+b272fdef
  • libzip AlmaLinux 8 1.5.2-1.module_el8.5.0+152+112d3b8c
  • libzip AlmaLinux 8 1.5.2-1.module_el8.3.0+2009+b272fdef
  • libzip AlmaLinux 8 1.5.2-1.module_el8.4.0+2229+b272fdef
  • php-gd AlmaLinux 8 7.3.20-1.module_el8.4.0+2229+b272fdef
  • php-gd AlmaLinux 8 7.3.20-1.module_el8.3.0+2009+b272fdef

almalinux advisories ALSA-2020:3662ALSA-2020:1624

  • php Rocky Linux 8 7.3.20-1.module+el8.4.0+414+2e7afcdd
  • libzip Rocky Linux 8 1.5.2-1.module+el8.4.0+414+2e7afcdd
  • php-pear Rocky Linux 8 1:1.10.9-1.module+el8.4.0+414+2e7afcdd
  • php-pecl-rrd Rocky Linux 8 2.0.1-1.module+el8.4.0+414+2e7afcdd
  • php-pecl-zip Rocky Linux 8 1.15.4-1.module+el8.4.0+414+2e7afcdd
  • php-pecl-apcu Rocky Linux 8 5.1.17-1.module+el8.4.0+414+2e7afcdd
  • php-pecl-xdebug Rocky Linux 8 2.8.0-1.module+el8.4.0+414+2e7afcdd
  • php Rocky Linux 8 7.2.24-1.module+el8.4.0+413+c9202dda

rocky linux advisories RLSA-2020:3662RLSA-2020:1624

  • php7 Alpine 3.15, Alpine 3.14, Alpine 3.13 +4 more 7.2.19-r0
  • php7 Alpine 3.7 7.1.30-r0
  • php7 Alpine 3.8 7.2.21-r0

alpine advisories ALPINE-CVE-2019-11039

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2019-11039 updated cvss 6.5

php: Out-of-bounds read due to integer overflow in iconv_mime_decode_headers()

  • Red Hat Enterprise Linux 7 php, php-gd, php-cli, php-dba, php-fpm, php-pdo, +18 more Red Hat Software Collections rh-php70-php, rh-php70-php-gd, rh-php70-php-cli, rh-php70-php-dba, rh-php70-php-dbg, rh-php70-php-fpm, +24 more
    affected: no fix planned “Will not fix”
  • Red Hat Enterprise Linux AppStream (v. 8) php 7.2.24-1.module+el8.2.0+4601+7c76a223, php 7.3.20-1.module+el8.2.0+7373+b272fdef, libzip 1.5.1-2.module+el8.1.0+3202+af5476b9, libzip 1.5.2-1.module+el8.1.0+3189+a1bff096, php-gd 7.2.24-1.module+el8.2.0+4601+7c76a223, php-gd 7.3.20-1.module+el8.2.0+7373+b272fdef, +60 more
    fixed: vendor fix RHSA-2020:1624
  • Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7) rh-php71-php 7.1.30-1.el7, rh-php72-php 7.2.24-1.el7, rh-php71-php-gd 7.1.30-1.el7, rh-php72-php-gd 7.2.24-1.el7, rh-php71-php-cli 7.1.30-1.el7, rh-php71-php-dba 7.1.30-1.el7, +50 more Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.4) rh-php71-php 7.1.30-1.el7, rh-php71-php-gd 7.1.30-1.el7, rh-php71-php-cli 7.1.30-1.el7, rh-php71-php-dba 7.1.30-1.el7, rh-php71-php-dbg 7.1.30-1.el7, rh-php71-php-fpm 7.1.30-1.el7, +22 more Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.5) rh-php71-php 7.1.30-1.el7, rh-php72-php 7.2.24-1.el7, rh-php71-php-gd 7.1.30-1.el7, rh-php72-php-gd 7.2.24-1.el7, rh-php71-php-cli 7.1.30-1.el7, rh-php71-php-dba 7.1.30-1.el7, +50 more Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.6) rh-php71-php 7.1.30-1.el7, rh-php72-php 7.2.24-1.el7, rh-php71-php-gd 7.1.30-1.el7, rh-php72-php-gd 7.2.24-1.el7, rh-php71-php-cli 7.1.30-1.el7, rh-php71-php-dba 7.1.30-1.el7, +50 more
    fixed: vendor fix RHSA-2019:2519
  • Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.7) rh-php72-php 7.2.24-1.el7, rh-php72-php-gd 7.2.24-1.el7, rh-php72-php-cli 7.2.24-1.el7, rh-php72-php-dba 7.2.24-1.el7, rh-php72-php-dbg 7.2.24-1.el7, rh-php72-php-fpm 7.2.24-1.el7, +22 more
    fixed: vendor fix RHSA-2019:3299
  • Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7) rh-php71-php 7.1.30-1.el7, rh-php72-php 7.2.24-1.el7, rh-php71-php-gd 7.1.30-1.el7, rh-php72-php-gd 7.2.24-1.el7, rh-php71-php-cli 7.1.30-1.el7, rh-php71-php-dba 7.1.30-1.el7, +50 more
    fixed: vendor fix RHSA-2019:2519
  • Red Hat Enterprise Linux 5 php, php53 Red Hat Enterprise Linux 6 php, php-gd, php-cli, php-dba, php-fpm, php-pdo, +20 more
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

cisa ICSA-26-027-02 updated cvss 9.1

Festo Didactic SE MES PC

  • Festo Didactic SE MES PC shipped_with_Windows_10
    affected: vendor fix

Facts from CISA's republication of the vendor's own advisory (CSAF); the linked advisory is the authoritative source. CISA notification · csaf

Exploit prediction

3.13% chance of exploitation in the next 30 days, higher than 87% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • bugs.php.net https://bugs.php.net/bug.php?id=78069 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.0 4.2 CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:L
NVD 3.1 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
NVD 2.0 6.4 AV:N/AC:L/Au:N/C:P/I:N/A:P

Affected products

  • PHP Group PHP

Classification

Weakness
Technology feeds

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.