Vulnerability in ATM Font Driver Could Allow Elevation of Privilege

1) Memory corruption

EUVDB-ID: #VU5547

Risk: Medium

CVSSv3.1: 8.4 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:H/RL:O/RC:C]

CVE-ID: CVE-2015-2387

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a local attacker to gain elevated privileges on the target system.

The weakness exists due to boundary error in the Adobe Type Manager module (ATMFD.dll). A local attacker can execute a specially crafted application, trigger memory corruption, bypass OS-level sandboxing and execute arbitrary code with SYSTEM privileges.

Successful exploitation of the vulnerability results in arbitrary code execution on the vulnerable system.

Note: the vulnerability was being actively exploited.

Mitigation

Install updates from Microsoft website.

Vulnerable software versions

Windows: 7 - Vista

Windows Server: 2003 - 2012 R2

External links

http://technet.microsoft.com/en-us/library/security/ms15-077.aspx

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.