Adobe Flash Player up to 11.2.202.548/18.0.0.261/19.0.0.245 use after free

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Adobe Flash Player up to 11.2.202.548/18.0.0.261/19.0.0.245. This vulnerability affects unknown code. This manipulation causes use after free. This vulnerability is tracked as CVE-2015-8420. Moreover, an exploit is present. It is recommended to upgrade the affected component. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Detailsinfo

A vulnerability classified as critical was found in Adobe Flash Player up to 11.2.202.548/18.0.0.261/19.0.0.245 (Multimedia Player Software). Affected by this vulnerability is some unknown processing. 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 disclosed 12/08/2015 by Natalie Silvanovich with Zero Day Initiative as APSB15-32 as confirmed advisory (Website). It is possible to read the advisory at helpx.adobe.com. This vulnerability is known as CVE-2015-8420 since 12/02/2015. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are unknown but a public exploit is available.

A public exploit has been developed by Google Security Research and been published 2 weeks after the advisory. It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 87243 (Adobe AIR <= 19.0.0.241 Multiple Vulnerabilities (APSB15-32)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 168256 (SUSE Enterprise Linux Security update for flash-player (SUSE-SU-2015:2247-1)).

Upgrading to version 11.2.202.554, 18.0.0.268, 20.0.0.228 or 20.0.0.235 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (39044), Tenable (87243), SecurityFocus (BID 78715†), SecurityTracker (ID 1034318†) and Vulnerability Center (SBV-54960†). The entries VDB-79654, VDB-79655, VDB-79656 and VDB-79657 are pretty similar. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

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
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Google Security Research
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 87243
Nessus Name: Adobe AIR <= 19.0.0.241 Multiple Vulnerabilities (APSB15-32)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 803456
OpenVAS Name: Adobe Air Multiple Vulnerabilities Dec15 (Windows)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: Flash Player 11.2.202.554/18.0.0.268/20.0.0.228/20.0.0.235

Timelineinfo

12/02/2015 🔍
12/08/2015 +6 days 🔍
12/08/2015 +0 days 🔍
12/08/2015 +0 days 🔍
12/08/2015 +0 days 🔍
12/08/2015 +0 days 🔍
12/08/2015 +0 days 🔍
12/09/2015 +1 days 🔍
12/09/2015 +0 days 🔍
12/10/2015 +1 days 🔍
12/18/2015 +8 days 🔍
12/18/2015 +0 days 🔍
11/10/2024 +3250 days 🔍

Sourcesinfo

Vendor: adobe.com

Advisory: APSB15-32
Researcher: Natalie Silvanovich
Organization: Zero Day Initiative
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-8420 (🔍)
GCVE (CVE): GCVE-0-2015-8420
GCVE (VulDB): GCVE-100-79687
SecurityFocus: 78715 - Adobe Flash Player and AIR APSB15-32 Multiple Use After Free Remote Code Execution Vulnerabilities
SecurityTracker: 1034318
Vulnerability Center: 54960 - [APSB15-32] Adobe Flash Player, AIR, AIR SDK and AIR SDK and Compiler Remote Code Execution - CVE-2015-8420, Critical

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

Entryinfo

Created: 12/09/2015 02:58 PM
Updated: 11/10/2024 01:06 AM
Changes: 12/09/2015 02:58 PM (70), 05/12/2018 09:38 AM (19), 06/30/2022 11:58 AM (3), 06/18/2024 02:48 PM (15), 11/10/2024 01:06 AM (2)
Complete: 🔍
Cache ID: 244:1AD:40

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