CVE-2019-11049

mail() may release string with refcount==1 twice

En bref

Sévérité: MEDIUM 6.5
EPSS: EPSS 4.22 % · centile 91 (2026-10-27)
État: PUBLISHED
Publiée: 2019-12-23
Mise à jour: 2024-09-16
Attribuée par: php
Statut NVD: Modified

Description

In PHP versions 7.3.x below 7.3.13 and 7.4.0 on Windows, when supplying custom headers to mail() function, due to mistake introduced in commit 78f4b4a2dcf92ddbccea1bb95f8390a18ac3342e, if the header is supplied in lowercase, this can result in double-freeing certain memory locations.

Scores

Version	Score	Vecteur	Évalué par
CVSS 3.1	MEDIUM 6.5	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H	php
CVSS 3.1	MEDIUM 6.5	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H	NVD · security@php.net (Secondary)
CVSS 3.1	CRITICAL 9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	NVD · nvd@nist.gov (Primary)
CVSS 2.0	HIGH 7.5	AV:N/AC:L/Au:N/C:P/I:P/A:P	NVD · nvd@nist.gov (Primary)

Faiblesses (CWE)

CWE-415

Références européennes

ENISA EUVD · EUVD-2019-2757
GCVE · GCVE-0-2019-11049

Avis du CERT-FR

CERTFR-2021-AVI-571 — Multiples vulnérabilités dans Tenable · cert.ssi.gouv.fr
CERTFR-2019-AVI-641 — Multiples vulnérabilités dans PHP · cert.ssi.gouv.fr

Configurations affectées (CPE NVD)

cpe:2.3:a:php:php:*:*:*:*:*:*:*:* ≥ 7.3.0 ≤ 7.3.13
cpe:2.3:a:php:php:7.4.0:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
cpe:2.3:a:tenable:security_center:*:*:*:*:*:*:*:* < 5.19.0

Produits affectés

Produit	Versions
PHP Group · PHP	affected 7.3.x < 7.3.13 ; affected 7.4.x < 7.4.1

Références

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)	Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD