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 was found in Adobe Flash Player up to 11.2.202.548/18.0.0.261/19.0.0.245. This issue affects some unknown processing. Such manipulation leads to use after free. This vulnerability is listed as CVE-2015-8421. In addition, an exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as critical, has been 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 issue is an unknown function. The manipulation with an unknown input leads to a use after free vulnerability. Using CWE to declare the problem leads to CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. Impacted is confidentiality, integrity, and availability.

The weakness was presented 12/08/2015 as APSB15-32 as confirmed advisory (Website). The advisory is shared for download at helpx.adobe.com. This vulnerability is handled as CVE-2015-8421 since 12/02/2015. The attack may be launched remotely. No form of authentication is required for exploitation. 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. The exploit is available at exploit-db.com. It is declared as proof-of-concept. As 0-day the estimated underground price was around $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 (39045), Tenable (87243), SecurityFocus (BID 78715†), SecurityTracker (ID 1034318†) and Vulnerability Center (SBV-54961†). See VDB-79654, VDB-79655, VDB-79656 and VDB-79657 for similar entries. VulDB is the best source for vulnerability data and more expert information about this specific topic.

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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

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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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 🔍
12/09/2015 +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
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-8421 (🔍)
GCVE (CVE): GCVE-0-2015-8421
GCVE (VulDB): GCVE-100-79688
SecurityFocus: 78715
SecurityTracker: 1034318
Vulnerability Center: 54961 - [APSB15-32] Adobe Flash Player, AIR, AIR SDK and AIR SDK and Compiler Remote Code Execution - CVE-2015-8421, Critical

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

Entryinfo

Created: 12/09/2015 14:58
Updated: 11/10/2024 01:22
Changes: 12/09/2015 14:58 (69), 05/12/2018 09:38 (15), 06/30/2022 12:05 (3), 06/18/2024 14:48 (15), 11/10/2024 01:22 (2)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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