Adobe Acrobat Reader out-of-bounds

CVSS Meta Temp Score
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CTI Interest Score
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5.8$0-$5k0.00

Summaryinfo

A vulnerability was found in Adobe Acrobat Reader up to 2015.006.30452/2017.011.30102/2018.011.20063. It has been classified as critical. This impacts an unknown function. This manipulation causes out-of-bounds. The identification of this vulnerability is CVE-2018-12834. It is possible to initiate the attack remotely. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability has been found in Adobe Acrobat Reader up to 2015.006.30452/2017.011.30102/2018.011.20063 (Document Reader Software) and classified as critical. Affected by this vulnerability is an unknown code block. 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, integrity, and availability. The summary by CVE is:

Adobe Acrobat and Reader versions 2018.011.20063 and earlier, 2017.011.30102 and earlier, and 2015.006.30452 and earlier have an out-of-bounds read vulnerability. Successful exploitation could lead to information disclosure.

The bug was discovered 10/01/2018. The weakness was shared 10/01/2018 by Ke Liu with Zero Day Initiative as APSB18-30 as confirmed security bulletin (Website). The advisory is shared at helpx.adobe.com. This vulnerability is known as CVE-2018-12834 since 06/25/2018. 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. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 117877 (Adobe Reader <= 2015.006.30452 / 2017.011.30102 / 2018.011.20063 Multiple Vulnerabilities (APSB18-30)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 371230 (Adobe Reader and Acrobat Multiple Security Vulnerabilities (APSB18-30)).

Upgrading to version 2015.006.30456, 2017.011.30105 or 2019.008.20071 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 (117877), SecurityFocus (BID 105439†) and SecurityTracker (ID 1041809†). The entries VDB-124957, VDB-124958, VDB-124959 and VDB-124960 are related to this item. Several companies clearly confirm that VulDB is the primary source for best 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

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: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 117877
Nessus Name: Adobe Reader <= 2015.006.30452 / 2017.011.30102 / 2018.011.20063 Multiple Vulnerabilities (APSB18-30)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

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 2015.006.30456/2017.011.30105/2019.008.20071

Timelineinfo

06/25/2018 🔍
10/01/2018 +97 days 🔍
10/01/2018 +0 days 🔍
10/01/2018 +0 days 🔍
10/01/2018 +0 days 🔍
10/02/2018 +1 days 🔍
10/05/2018 +2 days 🔍
10/08/2018 +3 days 🔍
10/12/2018 +4 days 🔍
08/07/2024 +2126 days 🔍

Sourcesinfo

Vendor: adobe.com

Advisory: APSB18-30
Researcher: Ke Liu
Organization: Zero Day Initiative
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-12834 (🔍)
GCVE (CVE): GCVE-0-2018-12834
GCVE (VulDB): GCVE-100-124969
SecurityFocus: 105439 - Adobe Acrobat and Reader APSB18-30 Multiple Information Disclosure Vulnerabilities
SecurityTracker: 1041809

See also: 🔍

Entryinfo

Created: 10/08/2018 07:34
Updated: 08/07/2024 21:18
Changes: 10/08/2018 07:34 (76), 03/31/2020 09:43 (7), 08/07/2024 21:18 (19)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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