Adobe Acrobat Reader up to 11.0.17/15.006.30201/15.017.20053 memory corruption

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

Summaryinfo

A vulnerability, which was classified as critical, was found in Adobe Acrobat Reader up to 11.0.17/15.006.30201/15.017.20053. This impacts an unknown function. The manipulation results in memory corruption. This vulnerability is known as CVE-2016-6943. It is possible to launch the attack remotely. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Adobe Acrobat Reader up to 11.0.17/15.006.30201/15.017.20053 (Document Reader Software). Affected is some unknown functionality. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was published 10/06/2016 by Sebastian Apelt with Fortinet's FortiGuard Labs as APSB16-33 as confirmed security bulletin (Website). The advisory is shared for download at helpx.adobe.com. The vendor advisory states that the initial disclosure was October 6, 2016. But it appears that the advisory got released on October 11, 2016 to the public. This vulnerability is traded as CVE-2016-6943 since 08/23/2016. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 94074 (Adobe Reader < 11.0.18 / 15.006.30243 / 15.020.20039 Multiple Vulnerabilities (APSB16-33) (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. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370154 (Adobe Reader and Acrobat Multiple Vulnerabilities (APSB16-33)).

Upgrading to version 11.0.18, 15.006.30243 or 15.020.20039 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 (94074), SecurityFocus (BID 93496†) and SecurityTracker (ID 1036986†). Similar entries are available at VDB-92615, VDB-92616, VDB-92617 and VDB-92618. 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: 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

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: 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: 94074
Nessus Name: Adobe Reader < 11.0.18 / 15.006.30243 / 15.020.20039 Multiple Vulnerabilities (APSB16-33) (macOS)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 861284
OpenVAS Name: Adobe Acrobat Security Updates(apsb16-33)-MAC OS X
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 11.0.18/15.006.30243/15.020.20039

Timelineinfo

08/23/2016 🔍
10/06/2016 +44 days 🔍
10/06/2016 +0 days 🔍
10/11/2016 +5 days 🔍
10/11/2016 +0 days 🔍
10/13/2016 +2 days 🔍
10/13/2016 +0 days 🔍
09/23/2022 +2171 days 🔍

Sourcesinfo

Vendor: adobe.com

Advisory: APSB16-33
Researcher: Sebastian Apelt
Organization: Fortinet's FortiGuard Labs
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-6943 (🔍)
GCVE (CVE): GCVE-0-2016-6943
GCVE (VulDB): GCVE-100-92640
SecurityFocus: 93496 - Adobe Acrobat and Reader APSB16-33 Multiple Memory Corruption Vulnerabilities
SecurityTracker: 1036986 - Adobe Acrobat/Reader Multiple Flaws Let Remote Users Bypass Security Restrictions and Execute Arbitrary Code

See also: 🔍

Entryinfo

Created: 10/13/2016 09:51
Updated: 09/23/2022 15:02
Changes: 10/13/2016 09:51 (71), 04/07/2017 11:07 (15), 09/23/2022 15:01 (3), 09/23/2022 15:02 (1)
Complete: 🔍
Cache ID: 216::103

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