Adobe Flash Player up to 11.2.202.644/23.0.0.207 use after free

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.4$0-$5k0.00

A vulnerability was found in Adobe Flash Player up to 11.2.202.644/23.0.0.207 (Multimedia Player Software). It has been declared as critical. This vulnerability affects an unknown code. The manipulation with an unknown input leads to a use after free vulnerability. The CWE definition for the vulnerability is CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Adobe Flash Player versions 23.0.0.207 and earlier, 11.2.202.644 and earlier have an exploitable use after free vulnerability in the Action Message Format serialization (AFM0). Successful exploitation could lead to arbitrary code execution.

The bug was discovered 12/13/2016. The weakness was disclosed 12/13/2016 by Nicolas Joly (bo13oy) with Microsoft Vulnerability Research as APSB16-39 as confirmed security bulletin (Website). The advisory is available at helpx.adobe.com. This vulnerability was named CVE-2016-7877 since 09/09/2016. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 10/08/2022). It is expected to see the exploit prices for this product decreasing in the near future.

The vulnerability scanner Nessus provides a plugin with the ID 95821 (SUSE SLED12 Security Update : flash-player (SUSE-SU-2016:3148-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370260 (Adobe Flash Player Remote Code Execution Vulnerability (APSB16-39)).

Upgrading to version 24.0.0.186 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (95821). The entries 94461, 94463, 94464 and 94465 are pretty similar.

Productinfo

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License

Support

  • end of life

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 95821
Nessus Name: SUSE SLED12 Security Update : flash-player (SUSE-SU-2016:3148-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 870032
OpenVAS Name: Adobe Flash Player Security Updates( apsb16-39 )-MAC OS X
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Flash Player 24.0.0.186

Timelineinfo

09/09/2016 🔍
12/13/2016 +95 days 🔍
12/13/2016 +0 days 🔍
12/13/2016 +0 days 🔍
12/13/2016 +0 days 🔍
12/14/2016 +1 days 🔍
12/14/2016 +0 days 🔍
12/15/2016 +1 days 🔍
10/08/2022 +2123 days 🔍

Sourcesinfo

Vendor: adobe.com

Advisory: APSB16-39
Researcher: Nicolas Joly (bo13oy)
Organization: Microsoft Vulnerability Research
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-7877 (🔍)
OVAL: 🔍

SecurityTracker: 1037442
SecurityFocus: 94873 - Adobe Flash Player APSB16-39 Multiple Unspecified Remote Code Execution Vulnerabilities

See also: 🔍

Entryinfo

Created: 12/14/2016 14:48
Updated: 10/08/2022 14:19
Changes: 12/14/2016 14:48 (79), 07/07/2019 09:52 (8), 10/08/2022 14:19 (3)
Complete: 🔍

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