Adobe Acrobat Reader use after free

CVSS Meta Temp Score
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CTI Interest Score
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7.9$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Adobe Acrobat Reader up to 2015.006.30417/2017.011.30079/2018.011.20038. This affects an unknown part. Performing a manipulation results in use after free. This vulnerability is known as CVE-2018-4961. Remote exploitation of the attack is possible. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Adobe Acrobat Reader up to 2015.006.30417/2017.011.30079/2018.011.20038 (Document Reader Software). It has been classified as critical. This affects some unknown functionality. The manipulation with an unknown input leads to a use after free vulnerability. CWE is classifying the issue as CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. This is going to have an impact on confidentiality, integrity, and availability.

The bug was discovered 05/14/2018. The weakness was published 05/14/2018 by Security Team with Zero Day Initiative as APSB18-09 as confirmed security bulletin (Website). It is possible to read the advisory at helpx.adobe.com. This vulnerability is uniquely identified as CVE-2018-4961 since 01/03/2018. It is possible to initiate the attack remotely. No form of authentication is needed for 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 vulnerability scanner Nessus provides a plugin with the ID 109897 (Adobe Acrobat < 2015.006.30418 / 2017.011.30080 / 2018.011.20040 Multiple Vulnerabilities (APSB18-09) (macOS)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family MacOS X Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370948 (Adobe Reader and Acrobat Multiple Security Vulnerabilities (APSB18-09)).

Upgrading to version 2015.006.30418, 2017.011.30080 or 2018.011.20040 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 (109897) and SecurityFocus (BID 104169†). Similar entries are available at VDB-117722, VDB-117723, VDB-117724 and VDB-117725. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

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

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: 109897
Nessus Name: Adobe Acrobat < 2015.006.30418 / 2017.011.30080 / 2018.011.20040 Multiple Vulnerabilities (APSB18-09) (macOS)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 10837
OpenVAS Name: Adobe Acrobat 2017 Security Updates(apsb18-09)-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 2015.006.30418/2017.011.30080/2018.011.20040
Suricata ID: 2011868
Suricata Class: 🔍
Suricata Message: 🔍

Timelineinfo

01/03/2018 🔍
05/14/2018 +131 days 🔍
05/14/2018 +0 days 🔍
05/14/2018 +0 days 🔍
05/14/2018 +0 days 🔍
05/15/2018 +0 days 🔍
05/17/2018 +2 days 🔍
07/09/2018 +52 days 🔍
03/13/2023 +1708 days 🔍

Sourcesinfo

Vendor: adobe.com

Advisory: APSB18-09
Researcher: Security Team
Organization: Zero Day Initiative
Status: Confirmed

CVE: CVE-2018-4961 (🔍)
GCVE (CVE): GCVE-0-2018-4961
GCVE (VulDB): GCVE-100-117735

OVAL: 🔍

SecurityFocus: 104169 - Adobe Acrobat and Reader Multiple Arbitrary Code Execution Vulnerabilities
SecurityTracker: 1040920

See also: 🔍

Entryinfo

Created: 05/16/2018 00:20
Updated: 03/13/2023 10:07
Changes: 05/16/2018 00:20 (80), 02/05/2020 11:15 (6), 03/13/2023 10:07 (5)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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