Integer overflow in libxls - CVE-2017-12110
Published: November 22, 2017
Vulnerability identifier: #VU9401
CSH Severity: High
CVSS v4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2017-12110
CWE-ID: CWE-190
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The weakness exists in the xls_appendSST function due to integer overflow. A remote attacker can send a specially crafted .xls file, trick the victim into opening it, trigger memory corruption and execute arbitrary code with privileges of the current user.
Successful exploitation of the vulnerability may result in system compromise.
The weakness exists in the xls_appendSST function due to integer overflow. A remote attacker can send a specially crafted .xls file, trick the victim into opening it, trigger memory corruption and execute arbitrary code with privileges of the current user.
Successful exploitation of the vulnerability may result in system compromise.
Affected software
libxls
Debian Linux
Gentoo Linux
Debian Linux
Gentoo Linux
How to mitigate CVE-2017-12110
Install update from vendor's website.