CVE-2019-9021
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.
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 10.1%, higher than 95% of all known CVEs. Patch or mitigate before the next change window.
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.
- CVSS 3.0
- 9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 10.06% probability · 95th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-125
- Affected
- php/php · debian/debian linux · canonical/ubuntu linux · netapp/storage automation store · opensuse/leap
- Source
- cve@mitre.org
References
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00083.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00104.htmlMailing 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/106747Third Party Advisory, VDB Entry
- http://www.securityfocus.com/bid/107156Third 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=77247Exploit, 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-4398Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00083.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00104.htmlMailing 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/106747Third Party Advisory, VDB Entry
- http://www.securityfocus.com/bid/107156Third 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=77247Exploit, 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-4398Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.