Zero-day vulnerability in Adobe Reader

Buffer overflow
CVE-2013-0641

The sandbox vulnerability was dubbed as "666" by FireEye. CVE-2013-0640 and CVE-2013-0641 have been exploited in MiniDuke, Zegost, PlugX Malware Campaign attacks.

Vulnerability details

Advisory: SB2013021301 - Two remote code execution vulnerabilities in Adobe Acrobat and Adobe Reader

Vulnerable component: Adobe Reader

CVE-ID: CVE-2013-0641

CVSSv3 score: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:F/RL:O/RC:C

CWE-ID: CWE-119 - Improper Restriction of Operations within the Bounds of a Memory Buffer

Description:

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The weakness exists due to buffer overflow when handling malicious files. A remote attacker can create specially crafted PDF 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 results in arbitrary code execution on the vulnerable system.

Note: the vulnerability was being actively exploited.

Known APT campaigns:

MiniDuke Malware Campaign

The attacks were revealed by Kaspersky Lab and CrySys Lab in February 2013.

MiniDuke is a unique ATP campaign. The hackers used new CosmicDuke or TinyBaron backdoors to target Austria, Belgium, France, Germany, Hungary, Netherlands, Spain, Ukraine, the United States, Georgia, Russia, the United Kingdom, Kazakhstan, India, Belarus, Cyprus, and Lithuania, Azerbaijan, and Greece.

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