Adobe Acrobat Reader up to 2018.009.20050 Javascript API PDF File use after free

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

Summaryinfo

A vulnerability was found in Adobe Acrobat Reader up to 2018.009.20050. It has been declared as critical. Affected is an unknown function of the component Javascript API. Such manipulation as part of PDF File leads to use after free. This vulnerability is uniquely identified as CVE-2018-4911. The attack can be launched remotely. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Adobe Acrobat Reader up to 2018.009.20050 (Document Reader Software) and classified as critical. Affected by this issue is some unknown processing of the component Javascript API. The manipulation as part of a PDF File 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. 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. This vulnerability is an instance of a use after free vulnerability in the JavaScript API related to bookmark functionality. The vulnerability is triggered by crafted JavaScript code embedded within a PDF file. A successful attack can lead to code corruption, control-flow hijack, or a code re-use attack.

The bug was discovered 02/13/2018. The weakness was disclosed 02/13/2018 by Sebastian Apelt with Jaanus Kp Clarified Security as APSB18-02 as confirmed security bulletin (Website). The advisory is available at helpx.adobe.com. This vulnerability is handled as CVE-2018-4911 since 01/03/2018. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 07/22/2024).

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 102995†). The entries VDB-113849, VDB-113850, VDB-113851 and VDB-113852 are pretty similar. If you want to get best quality of vulnerability data, you may have to visit VulDB.

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

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Use after free
CWE: CWE-416 / 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 🔍
07/22/2024 +2337 days 🔍

Sourcesinfo

Vendor: adobe.com

Advisory: APSB18-02
Researcher: Sebastian Apelt
Organization: Jaanus Kp Clarified Security
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-4911 (🔍)
GCVE (CVE): GCVE-0-2018-4911
GCVE (VulDB): GCVE-100-113882

OVAL: 🔍

SecurityFocus: 102995 - Adobe Acrobat and Reader Multiple Remote Code Execution Vulnerabilities
SecurityTracker: 1040364

See also: 🔍

Entryinfo

Created: 02/27/2018 11:08
Updated: 07/22/2024 10:51
Changes: 02/27/2018 11:08 (77), 01/09/2020 08:16 (6), 02/10/2023 15:20 (4), 07/22/2024 10:51 (16)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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