An issue was discovered in PHP before 5.6.40, 7.x before 7.1.26, 7.2.x before 7.2.14, and 7.3.x before 7.3.1. A heap-based buffer over-read in PHAR reading functions in the PHAR extension may allow an attacker to read allocated or unallocated memory past the actual data when trying to parse the file name, a different vulnerability than CVE-2018-20783. This is related to phar_detect_phar_fname_ext in ext/phar/phar.c.

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Advisories
Source ID Title
Debian DSA Debian DSA DSA-4398-1 php7.0 security update
Ubuntu USN Ubuntu USN USN-3902-1 PHP vulnerabilities
Ubuntu USN Ubuntu USN USN-3902-2 PHP vulnerabilities
Fixes

Solution

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Workaround

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-04T21:31:37.497Z

Reserved: 2019-02-22T00:00:00

Link: CVE-2019-9021

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2019-02-22T23:29:00.410

Modified: 2024-11-21T04:50:49.657

Link: CVE-2019-9021

cve-icon Redhat

Severity : Low

Publid Date: 2018-12-06T00:00:00Z

Links: CVE-2019-9021 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses