Buffer overflow in PHP - CVE-2019-9641
Published: March 9, 2019 / Updated: July 17, 2020
Vulnerability identifier: #VU31148
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2019-9641
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: PHP Group
Affected software:
PHP
PHP
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
An issue was discovered in the EXIF component in PHP before 7.1.27, 7.2.x before 7.2.16, and 7.3.x before 7.3.3. There is an uninitialized read in exif_process_IFD_in_TIFF.
How to mitigate CVE-2019-9641
Install update from vendor's website.
Sources
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00083.html
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00104.html
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00041.html
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00044.html
- https://bugs.php.net/bug.php?id=77509
- https://lists.debian.org/debian-lts-announce/2019/03/msg00043.html
- https://security.netapp.com/advisory/ntap-20190502-0007/
- https://usn.ubuntu.com/3922-1/
- https://usn.ubuntu.com/3922-2/
- https://usn.ubuntu.com/3922-3/
- https://www.debian.org/security/2019/dsa-4403