CVE-2019-9021 Detail

Current Description

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.


View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score:  9.8 CRITICAL
Vector:  CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H


NVD Analysts use publicly available information to associate vector strings and CVSS scores. We also display any CVSS information provided within the CVE List from the CNA.

Note: NVD Analysts have published a CVSS score for this CVE based on publicly available information at the time of analysis. The CNA has not provided a score within the CVE List.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00083.html Mailing List  Third Party Advisory 
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00104.html Mailing List  Third Party Advisory 
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00041.html
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00044.html
http://www.securityfocus.com/bid/106747 Third Party Advisory  VDB Entry 
http://www.securityfocus.com/bid/107156 Third Party Advisory  VDB Entry 
https://access.redhat.com/errata/RHSA-2019:2519
https://access.redhat.com/errata/RHSA-2019:3299
https://bugs.php.net/bug.php?id=77247 Exploit  Issue Tracking  Patch  Vendor Advisory 
https://security.netapp.com/advisory/ntap-20190321-0001/ Third Party Advisory 
https://usn.ubuntu.com/3902-1/ Third Party Advisory 
https://usn.ubuntu.com/3902-2/ Third Party Advisory 
https://www.debian.org/security/2019/dsa-4398 Third Party Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-125 Out-of-bounds Read cwe source acceptance level NIST  

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Change History

18 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2019-9021
NVD Published Date:
02/22/2019
NVD Last Modified:
06/18/2019
Source:
MITRE