Adobe Acrobat Reader privileges management

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.
7.9	$0-$5k	0.04

A vulnerability, which was classified as critical, has been found in Adobe Acrobat Reader up to 2015.006.30508/2017.011.30156/2019.021.20061 (Document Reader Software). Affected by this issue is an unknown code. The manipulation with an unknown input leads to a privileges management vulnerability. Using CWE to declare the problem leads to CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Adobe Acrobat and Reader versions 2019.021.20061 and earlier, 2017.011.30156 and earlier, 2017.011.30156 and earlier, and 2015.006.30508 and earlier have a privilege escalation vulnerability. Successful exploitation could lead to arbitrary file system write.

The weakness was published 02/11/2020 as APSB20-05 as confirmed security bulletin (Website). The advisory is shared for download at helpx.adobe.com. This vulnerability is handled as CVE-2020-3763. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 02/13/2020). The MITRE ATT&CK project declares the attack technique as T1068.

Upgrading to version 2015.006.30510, 2017.011.30158 or 2020.006.20034 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

Similar entries are available at 150124, 150125, 150126 and 150127.

Productinfo

Type

Document Reader Software

Vendor

Adobe

Name

Acrobat Reader

Version

License

free

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
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💳	💳	💳	💳	💳	💳
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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: Privileges management
CWE: CWE-269 / CWE-266
ATT&CK: T1068

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

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: Acrobat Reader 2015.006.30510/2017.011.30158/2020.006.20034

Timelineinfo

12/17/2019 🔍
02/11/2020 +56 days 🔍
02/11/2020 +0 days 🔍
02/13/2020 +2 days 🔍
03/31/2024 +1508 days 🔍

Sourcesinfo

Vendor: adobe.com

Advisory: APSB20-05
Status: Confirmed

CVE: CVE-2020-3763 (🔍)
See also: 🔍

Entryinfo

Created: 02/13/2020 08:33
Updated: 03/31/2024 09:41
Changes: 02/13/2020 08:33 (44), 02/13/2020 08:38 (17), 03/31/2024 09:41 (18)
Complete: 🔍