CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	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.
7.7	$0-$5k	0.00

A vulnerability, which was classified as critical, has been found in Adobe Flash Player up to 28.0.0.161 (Multimedia Player Software). This issue affects some unknown functionality. 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 summary by CVE is:

Adobe Flash Player versions 28.0.0.161 and earlier have an exploitable use after free vulnerability. Successful exploitation could lead to arbitrary code execution in the context of the current user.

The bug was discovered 03/13/2018. The weakness was published 03/13/2018 as APSB18-05 as confirmed security bulletin (Website). The advisory is shared at helpx.adobe.com. The identification of this vulnerability is CVE-2018-4919 since 01/03/2018. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 02/05/2021). 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 108281 (Adobe Flash Player <= 28.0.0.161 (APSB18-05)), 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 370819 (Adobe Flash Player Remote Code Execution Vulnerability (APSB18-05)).

Upgrading to version 29.0.0.113 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 (108281). Similar entry is available at 114726.

Productinfo

Type

• Multimedia Player Software

Vendor

• Adobe

Name

• Flash Player

Version

• 28.0.0.161

License

• free

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: 8.0
VulDB Meta Temp Score: 7.9

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

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

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Nessus ID: 108281
Nessus Name: Adobe Flash Player <= 28.0.0.161 (APSB18-05)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 65966
OpenVAS Name: Adobe Flash Player Within Google Chrome Multiple RCE Vulnerabilities - 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 29.0.0.113

Timelineinfo

01/03/2018 🔍
03/13/2018 +68 days 🔍
03/13/2018 +0 days 🔍
03/13/2018 +0 days 🔍
03/13/2018 +0 days 🔍
03/13/2018 +0 days 🔍
03/13/2018 +0 days 🔍
03/17/2018 +4 days 🔍
05/19/2018 +62 days 🔍
02/05/2021 +993 days 🔍

Sourcesinfo

Vendor: adobe.com

Advisory: APSB18-05
Researcher: Yuki Chen
Status: Confirmed

CVE: CVE-2018-4919 (🔍)
OVAL: 🔍

SecurityTracker: 1040509
SecurityFocus: 103385

See also: 🔍

Entryinfo

Created: 03/17/2018 19:08
Updated: 02/05/2021 11:49
Changes: 03/17/2018 19:08 (81), 01/14/2020 15:57 (2), 02/05/2021 11:49 (4)
Complete: 🔍

Discussion

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