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zdiBilouZDI-15-567
HistoryNov 10, 2015 - 12:00 a.m.

Adobe Flash AS2 actionCallMethod Use-After-Free Remote Code Execution Vulnerability

2015-11-1000:00:00
bilou
www.zerodayinitiative.com
10

9.3 High

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:M/Au:N/C:C/I:C/A:C

0.021 Low

EPSS

Percentile

89.3%

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Adobe Flash. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the actionCallMethod opcode. By manipulating the arguments passed to the actionCallMethod opcode, an attacker can force a dangling pointer to be reused after it has been freed. An attacker can leverage this vulnerability to execute arbitrary code under the context of the current process.

9.3 High

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:M/Au:N/C:C/I:C/A:C

0.021 Low

EPSS

Percentile

89.3%