Adobe Acrobat Reader out-of-bounds write

CVSS Meta Temp Score
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Adobe Acrobat Reader up to 2015.006.30394/2017.011.30070/2018.009.20050. Affected by this vulnerability is an unknown functionality. Executing a manipulation can lead to out-of-bounds write. This vulnerability is tracked as CVE-2018-4901. The attack can be launched remotely. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability has been found in Adobe Acrobat Reader up to 2015.006.30394/2017.011.30070/2018.009.20050 (Document Reader Software) and classified as critical. This vulnerability affects an unknown part. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. The CWE definition for the vulnerability is CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

An issue was discovered in Adobe Acrobat Reader 2018.009.20050 and earlier versions, 2017.011.30070 and earlier versions, 2015.006.30394 and earlier versions. The vulnerability is caused by the computation that writes data past the end of the intended buffer; the computation is part of the document identity representation. An attacker can potentially leverage the vulnerability to corrupt sensitive data or execute arbitrary code.

The bug was discovered 02/13/2018. The weakness was disclosed 02/13/2018 by Aleksandar Nikolic with Zero Day Initiative as APSB18-02 as confirmed security bulletin (Website). The advisory is shared for download at helpx.adobe.com. This vulnerability was named CVE-2018-4901 since 01/03/2018. The attack can be initiated remotely. No form of authentication is required for a successful 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 02/10/2023).

The vulnerability scanner Nessus provides a plugin with the ID 106846 (Adobe Reader <= 2015.006.30394 / 2017.011.30070 / 2018.009.20050 Multiple Vulnerabilities (APSB18-02)), 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 370776 (Adobe Reader and Acrobat Multiple Security Vulnerabilities (APSB18-02)).

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 vulnerability is also documented in the databases at Tenable (106846) and SecurityFocus (BID 102994†). The entries VDB-113849, VDB-113850, VDB-113851 and VDB-113852 are pretty similar. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
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

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

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 106846
Nessus Name: Adobe Reader <= 2015.006.30394 / 2017.011.30070 / 2018.009.20050 Multiple Vulnerabilities (APSB18-02)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 63528
OpenVAS Name: Adobe Acrobat 2017 Multiple Vulnerabilities-apsb18-02 (Windows)
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: 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 🔍
02/13/2018 +0 days 🔍
02/13/2018 +0 days 🔍
02/15/2018 +2 days 🔍
02/27/2018 +12 days 🔍
02/27/2018 +0 days 🔍
02/10/2023 +1809 days 🔍

Sourcesinfo

Vendor: adobe.com

Advisory: APSB18-02
Researcher: Aleksandar Nikolic
Organization: Zero Day Initiative
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-4901 (🔍)
GCVE (CVE): GCVE-0-2018-4901
GCVE (VulDB): GCVE-100-113872

OVAL: 🔍

SecurityFocus: 102994 - Adobe Acrobat and Reader APSB18-02 Multiple Remote Code Execution Vulnerabilities
SecurityTracker: 1040364

See also: 🔍

Entryinfo

Created: 02/27/2018 11:06
Updated: 02/10/2023 14:34
Changes: 02/27/2018 11:06 (77), 01/09/2020 06:48 (6), 02/10/2023 14:34 (4)
Complete: 🔍
Cache ID: 216::103

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