Adobe Flash Player 18.0.0.203/18.0.0.204 ActionScript 3 opaqueBackground use after free

CVSS Meta Temp Score
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CTI Interest Score
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8.6$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Adobe Flash Player 18.0.0.203/18.0.0.204. This vulnerability affects the function opaqueBackground of the component ActionScript 3. Executing a manipulation can lead to use after free. This vulnerability is registered as CVE-2015-5122. Furthermore, an exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Adobe Flash Player 18.0.0.203/18.0.0.204 (Multimedia Player Software). This vulnerability affects the function opaqueBackground of the component ActionScript 3. 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.

The weakness was published 07/10/2015 with FireEye as APSA15-04 as confirmed advisory (Website). The advisory is shared for download at helpx.adobe.com. This vulnerability was named CVE-2015-5122 since 06/26/2015. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details and also a public exploit are known.

A public exploit has been developed by Metasploit and been published 3 days after the advisory. It is possible to download the exploit at exploit-db.com. It is declared as attacked. As 0-day the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 84730 (Adobe Flash Player <= 18.0.0.203 Multiple RCE Vulnerabilities (APSB15-18)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows. The commercial vulnerability scanner Qualys is able to test this issue with plugin 123712 (Adobe Flash Player Multiple Vulnerabilities (APSA15-04) (APSB15-18)). This issue was added on 04/13/2022 to the CISA Known Exploited Vulnerabilities Catalog with a due date of 05/04/2022:

The impacted product is end-of-life and should be disconnected if still in use.

Upgrading eliminates this vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 20089.

The vulnerability is also documented in the databases at X-Force (104539), Exploit-DB (37599), Zero-Day.cz (176), Tenable (84730) and SecurityFocus (BID 75712†). Similar entry is available at VDB-76421. Once again VulDB remains the best source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.7
VulDB Meta Temp Score: 8.6

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

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 9.8
CNA Vector: 🔍

ADP CISA Base Score: 7.8
ADP CISA Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Attacked
Author: Metasploit
Download: 🔍

EPSS Score: 🔍
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KEV Added: 🔍
KEV Due: 🔍
KEV Remediation: 🔍
KEV Ransomware: 🔍
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Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 84730
Nessus Name: Adobe Flash Player <= 18.0.0.203 Multiple RCE Vulnerabilities (APSB15-18)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 800035
OpenVAS Name: Adobe Flash Player Security Updates( apsb17-10 )-Windows
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

MetaSploit ID: adobe_flash_opaque_background_uaf.rb
MetaSploit Name: Adobe Flash opaqueBackground Use After Free
MetaSploit File: 🔍

Exploit-DB: 🔍
Zero-Day.cz: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍
TippingPoint: 🔍

McAfee IPS: 🔍
McAfee IPS Version: 🔍

Timelineinfo

06/26/2015 🔍
07/10/2015 +14 days 🔍
07/10/2015 +0 days 🔍
07/13/2015 +3 days 🔍
07/13/2015 +0 days 🔍
07/13/2015 +0 days 🔍
07/13/2015 +0 days 🔍
07/14/2015 +1 days 🔍
07/14/2015 +0 days 🔍
04/22/2026 +3935 days 🔍

Sourcesinfo

Vendor: adobe.com

Advisory: APSA15-04
Organization: FireEye
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-5122 (🔍)
GCVE (CVE): GCVE-0-2015-5122
GCVE (VulDB): GCVE-100-76420

OVAL: 🔍

CERT: 🔍
X-Force: 104539 - Adobe Flash Player ActionScript 3 opaqueBackground code execution
SecurityFocus: 75712 - Adobe Flash Player CVE-2015-5122 Use After Free Remote Memory Corruption Vulnerability
SecurityTracker: 1032890
Vulnerability Center: 51109 - [APSB15-18] Adobe Flash Player and Adobe Flash Player ESR Remote Code Execution and DoS - CVE-2015-5122, Critical

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 07/14/2015 11:25
Updated: 04/22/2026 23:01
Changes: 07/14/2015 11:25 (71), 07/11/2017 16:14 (21), 05/31/2022 08:56 (4), 05/31/2022 09:01 (1), 04/25/2024 16:03 (28), 07/03/2024 00:47 (12), 07/08/2024 23:37 (2), 09/09/2024 22:30 (1), 01/27/2025 06:05 (1), 02/04/2025 23:22 (11), 04/22/2026 23:01 (11)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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