Infinite loop in Samba - CVE-2017-9461

 

Infinite loop in Samba - CVE-2017-9461

Published: August 2, 2017


Vulnerability identifier: #VU7663
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-9461
CWE-ID: CWE-835
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Samba
Affected software:
Samba

Detailed vulnerability description

The vulnerability allows a remote authenticated attacker to cause DoS condition on the target system.

The weakness exists due to improper handling of symbolic links. A remote attacker with access to trusted or internal networks can transmit specially crafted data, trigger and infinite loop and cause the application to crash.

Successful exploitation of the vulnerability results in denial of service.

How to mitigate CVE-2017-9461

Update to version 4.5.6.

Sources