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.
7.2	$0-$5k	0.00

A vulnerability was found in Adobe Acrobat Reader up to 2015.006.30394/2017.011.30070/2018.009.20050 (Document Reader Software) and classified as critical. This issue affects an unknown functionality. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Adobe Acrobat and Reader versions 2018.009.20050 and earlier, 2017.011.30070 and earlier, and 2015.006.30394 and earlier have a Memory corruption vulnerability. Successful exploitation could lead to arbitrary code execution in the context of the current user.

The bug was discovered 05/17/2018. The weakness was disclosed 02/13/2018 by riusksk with Tencent as APSB18-02 as confirmed security bulletin (Website). It is possible to read the advisory at helpx.adobe.com. The identification of this vulnerability is CVE-2018-4998 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. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 03/03/2020).

Upgrading to version 2015.006.30413, 2015.006.30416, 2017.011.30078 or 2018.011.20035 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The entries 113849, 113850, 113851 and 113852 are pretty similar.

Productinfo

Type

• Document Reader Software

Vendor

• Adobe

Name

• Acrobat Reader

Version

• 2015.006.30394
• 2017.011.30070
• 2018.009.20050

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: 7.5
VulDB Meta Temp Score: 7.4

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

NVD Base Score: 8.8
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: Memory corruption
CWE: 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

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: Acrobat Reader 2015.006.30413/2015.006.30416/2017.011.30078 /2018.011.20035

Timelineinfo

01/03/2018 🔍
02/13/2018 +41 days 🔍
02/13/2018 +0 days 🔍
05/17/2018 +93 days 🔍
05/17/2018 +0 days 🔍
07/09/2018 +52 days 🔍
07/10/2018 +1 days 🔍
03/03/2020 +602 days 🔍

Sourcesinfo

Vendor: adobe.com

Advisory: APSB18-02
Researcher: riusksk
Organization: Tencent
Status: Confirmed

CVE: CVE-2018-4998 (🔍)
SecurityFocus: 104265 - Adobe Acrobat and Reader CVE-2018-4998 Remote Code Execution Vulnerability

See also: 🔍

Entryinfo

Created: 07/10/2018 10:02
Updated: 03/03/2020 15:18
Changes: 07/10/2018 10:02 (66), 03/03/2020 15:18 (5)
Complete: 🔍

Discussion

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