Buffer over-read in PHP - CVE-2017-11147
Published: December 22, 2017
Vulnerability identifier: #VU9717
CSH Severity: Low
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2017-11147
CWE-ID: CWE-126
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to cause DoS condition or obtain potentially sensitive information on the target system.
The weakness exists due to a flaw in the PHAR archive handler. A remote attacker can supply malicious archive files, trigger buffer over-read in the phar_parse_pharfile function in ext/phar/phar.c and cause the PHP interpreter to crash or potentially disclose information.
The weakness exists due to a flaw in the PHAR archive handler. A remote attacker can supply malicious archive files, trigger buffer over-read in the phar_parse_pharfile function in ext/phar/phar.c and cause the PHP interpreter to crash or potentially disclose information.
Affected software
PHP
php5 (Ubuntu package)
Red Hat Enterprise Linux for x86_64
Red Hat Enterprise Linux for Power
php5 (Ubuntu package)
Red Hat Enterprise Linux for x86_64
Red Hat Enterprise Linux for Power
How to mitigate CVE-2017-11147
Update to version 5.6.30 or 7.0.15.
php5 (Ubuntu package) - update to 5.3.10-1ubuntu3.28