Adobe Acrobat Reader up to 11.0.18/15.006.30244/15.020.20042 Form Data Format input validation

CVSS Meta Temp Score
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CTI Interest Score
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5.8$0-$5k1.04

Summaryinfo

A vulnerability was found in Adobe Acrobat Reader up to 11.0.18/15.006.30244/15.020.20042 and classified as critical. This impacts an unknown function of the component Form Data Format Handler. The manipulation results in input validation. This vulnerability was named CVE-2017-2947. The attack may be performed from remote. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in Adobe Acrobat Reader up to 11.0.18/15.006.30244/15.020.20042 (Document Reader Software). Affected is an unknown code of the component Form Data Format Handler. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Adobe Acrobat Reader versions 15.020.20042 and earlier, 15.006.30244 and earlier, 11.0.18 and earlier have a security bypass vulnerability when manipulating Form Data Format (FDF).

The bug was discovered 01/10/2017. The weakness was presented 01/05/2017 by Alex with Cure53 as APSB17-01 as confirmed security bulletin (Website). The advisory is shared for download at helpx.adobe.com. This vulnerability is traded as CVE-2017-2947 since 12/02/2016. 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 96455 (Adobe Reader < 11.0.19 / 15.006.30279 / 15.023.20053 Multiple Vulnerabilities (APSB17-01) (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 370277 (Adobe Reader and Acrobat Multiple Vulnerabilities (APSB17-01)).

Upgrading 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 (96455) and SecurityFocus (BID 95348†). See VDB-95140, VDB-95141, VDB-95142 and VDB-95143 for similar entries. Once again VulDB remains the best source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.8

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

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 96455
Nessus Name: Adobe Reader < 11.0.19 / 15.006.30279 / 15.023.20053 Multiple Vulnerabilities (APSB17-01) (macOS)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 103337
OpenVAS Name: Adobe Acrobat Security Updates(apsb17-01)-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: 🔍

Timelineinfo

12/02/2016 🔍
01/05/2017 +34 days 🔍
01/05/2017 +0 days 🔍
01/10/2017 +5 days 🔍
01/10/2017 +0 days 🔍
01/10/2017 +0 days 🔍
01/11/2017 +1 days 🔍
01/12/2017 +1 days 🔍
10/28/2022 +2115 days 🔍

Sourcesinfo

Vendor: adobe.com

Advisory: APSB17-01
Researcher: Alex
Organization: Cure53
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-2947 (🔍)
GCVE (CVE): GCVE-0-2017-2947
GCVE (VulDB): GCVE-100-95148

OVAL: 🔍

SecurityFocus: 95348 - Adobe Acrobat and Reader CVE-2017-2947 Security Bypass Vulnerability
OSVDB: - CVE-2017-2947 - Adobe - Multiple Products - Security Bypass Issue
SecurityTracker: 1037574

See also: 🔍

Entryinfo

Created: 01/11/2017 09:41
Updated: 10/28/2022 09:40
Changes: 01/11/2017 09:41 (82), 08/26/2020 10:15 (2), 10/28/2022 09:40 (3)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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