Adobe Acrobat Reader Security Feature inadequate encryption

CVSS Meta Temp Score
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7.7$0-$5k0.00

Summaryinfo

A vulnerability was found in Adobe Acrobat Reader up to 2015.006.30497/2017.011.30143/2019.012.20034. It has been rated as critical. Affected by this issue is some unknown functionality of the component Security Feature. Performing a manipulation results in inadequate encryption. This vulnerability was named CVE-2019-8237. The attack may be initiated remotely. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Adobe Acrobat Reader up to 2015.006.30497/2017.011.30143/2019.012.20034 (Document Reader Software). It has been classified as critical. This affects an unknown function of the component Security Feature. The manipulation with an unknown input leads to a inadequate encryption vulnerability. CWE is classifying the issue as CWE-326. The product stores or transmits sensitive data using an encryption scheme that is theoretically sound, but is not strong enough for the level of protection required. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Adobe Acrobat and Reader versions 2019.012.20034 and earlier; 2019.012.20035 and earlier versions; 2017.011.30142 and earlier versions; 2017.011.30143 and earlier versions; 2015.006.30497 and earlier versions; 2015.006.30498 and earlier versions have an Insufficiently Robust Encryption vulnerability. Successful exploitation could lead to Security feature bypass in the context of the current user.

The weakness was presented 08/13/2019 as APSB19-41 as confirmed security bulletin (Website). It is possible to read the advisory at helpx.adobe.com. This vulnerability is uniquely identified as CVE-2019-8237 since 02/12/2019. 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 attack technique deployed by this issue is T1600 according to MITRE ATT&CK.

Upgrading to version 2015.006.30499, 2017.011.30144 or 2019.012.20036 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

See VDB-140151, VDB-140152, VDB-140153 and VDB-140154 for similar entries. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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Version

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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: Inadequate encryption
CWE: CWE-326 / CWE-310
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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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Acrobat Reader 2015.006.30499/2017.011.30144/2019.012.20036

Timelineinfo

02/12/2019 🔍
08/13/2019 +182 days 🔍
08/13/2019 +0 days 🔍
10/24/2019 +72 days 🔍
10/24/2019 +0 days 🔍

Sourcesinfo

Vendor: adobe.com

Advisory: APSB19-41
Status: Confirmed

CVE: CVE-2019-8237 (🔍)
GCVE (CVE): GCVE-0-2019-8237
GCVE (VulDB): GCVE-100-144123
See also: 🔍

Entryinfo

Created: 10/24/2019 13:20
Updated: 10/24/2019 13:25
Changes: 10/24/2019 13:20 (44), 10/24/2019 13:25 (18)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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