Adobe Acrobat Reader up to 2019.010.20100 out-of-bounds

CVSS Meta Temp Score
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability has been found in Adobe Acrobat Reader up to 2019.010.20100 and classified as problematic. The affected element is an unknown function. This manipulation causes out-of-bounds. This vulnerability is tracked as CVE-2019-7798. The attack is possible to be carried out remotely. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as problematic was found in Adobe Acrobat Reader up to 2019.010.20100 (Document Reader Software). Affected by this vulnerability is an unknown part. The manipulation with an unknown input leads to a out-of-bounds vulnerability. The CWE definition for the vulnerability is CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality.

The bug was discovered 05/14/2019. The weakness was disclosed 05/14/2019 by Aleksandar Nikolic with Palo Alto Networks as APSB19-18 as confirmed security bulletin (Website). It is possible to read the advisory at helpx.adobe.com. This vulnerability is known as CVE-2019-7798 since 02/12/2019. The attack can be launched remotely. The exploitation doesn't need any form of authentication. 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 commercial vulnerability scanner Qualys is able to test this issue with plugin 371777 (Adobe Reader and Acrobat Multiple Vulnerabilities (APSB19-18)).

Upgrading to version 2015.006.30497, 2017.011.30142 or 2019.012.20034 eliminates this vulnerability. The upgrade is hosted for download at get.adobe.com. A possible mitigation has been published immediately after the disclosure of the vulnerability. The security bulletin contains the following remark:

Adobe has released security updates for Adobe Acrobat and Reader for Windows and macOS. These updates address critical and important vulnerabilities.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 108320†). Additional details are provided at blog.talosintelligence.com. The entries VDB-134755, VDB-134756, VDB-134757 and VDB-134758 are pretty similar. Be aware that VulDB is the high quality 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: 6.6
VulDB Meta Temp Score: 6.4

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
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: Out-of-bounds
CWE: CWE-125 / 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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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 2015.006.30497/2017.011.30142/2019.012.20034

Timelineinfo

02/12/2019 🔍
05/14/2019 +91 days 🔍
05/14/2019 +0 days 🔍
05/14/2019 +0 days 🔍
05/14/2019 +0 days 🔍
05/15/2019 +1 days 🔍
09/17/2023 +1586 days 🔍

Sourcesinfo

Vendor: adobe.com

Advisory: APSB19-18
Researcher: Aleksandar Nikolic
Organization: Palo Alto Networks
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2019-7798 (🔍)
GCVE (CVE): GCVE-0-2019-7798
GCVE (VulDB): GCVE-100-134767
SecurityFocus: 108320 - Adobe Acrobat and Reader Use After Free Multiple Arbitrary Code Execution Vulnerabilities

Misc.: 🔍
See also: 🔍

Entryinfo

Created: 05/15/2019 08:30
Updated: 09/17/2023 14:57
Changes: 05/15/2019 08:30 (69), 06/10/2020 10:10 (7), 09/17/2023 14:57 (4)
Complete: 🔍
Cache ID: 216::103

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