Adobe Acrobat Reader out-of-bounds write

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Adobe Acrobat Reader up to 2015.006.30418/2017.011.30080/2018.011.20040. The impacted element is an unknown function. This manipulation causes out-of-bounds write. The identification of this vulnerability is CVE-2018-12771. It is possible to initiate the attack remotely. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Adobe Acrobat Reader up to 2015.006.30418/2017.011.30080/2018.011.20040 (Document Reader Software). Affected by this vulnerability is some unknown functionality. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. The CWE definition for the vulnerability is CWE-787. The product writes 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 bug was discovered 07/10/2018. The weakness was shared 07/10/2018 by Aleksandar Nikolic with Zero Day Initiative as APSB18-21 as confirmed security bulletin (Website). The advisory is shared at helpx.adobe.com. This vulnerability is known as CVE-2018-12771 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 price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 08/10/2024).

The vulnerability scanner Nessus provides a plugin with the ID 111009 (Adobe Acrobat < 15.006.30434 / 17.011.30096 / 18.011.20055 Multiple Vulnerabilities (APSB18-21) (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 371060 (Adobe Reader and Acrobat Multiple Security Vulnerabilities (APSB18-21)).

Upgrading to version 2015.006.30434, 2017.011.30096 or 2018.011.20055 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 (111009), SecurityFocus (BID 104701†) and SecurityTracker (ID 1041250†). Additional details are provided at zdnet.com. The entries VDB-121210, VDB-121211, VDB-121212 and VDB-121213 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: 7.6
VulDB Meta Temp Score: 7.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
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 write
CWE: CWE-787 / 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: 111009
Nessus Name: Adobe Acrobat < 15.006.30434 / 17.011.30096 / 18.011.20055 Multiple Vulnerabilities (APSB18-21) (macOS)
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 2015.006.30434/2017.011.30096/2018.011.20055

Timelineinfo

06/25/2018 🔍
07/10/2018 +15 days 🔍
07/10/2018 +0 days 🔍
07/10/2018 +0 days 🔍
07/10/2018 +0 days 🔍
07/10/2018 +0 days 🔍
07/11/2018 +1 days 🔍
07/12/2018 +1 days 🔍
07/20/2018 +7 days 🔍
08/10/2024 +2213 days 🔍

Sourcesinfo

Vendor: adobe.com

Advisory: APSB18-21
Researcher: Aleksandar Nikolic
Organization: Zero Day Initiative
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-12771 (🔍)
GCVE (CVE): GCVE-0-2018-12771
GCVE (VulDB): GCVE-100-121249

OVAL: 🔍

SecurityFocus: 104701 - Adobe Acrobat and Reader APSB18-21 Multiple Arbitrary Code Execution Vulnerabilities
SecurityTracker: 1041250

Misc.: 🔍
See also: 🔍

Entryinfo

Created: 07/11/2018 16:25
Updated: 08/10/2024 13:15
Changes: 07/11/2018 16:25 (78), 03/02/2020 16:50 (7), 04/06/2023 14:52 (4), 08/10/2024 13:15 (16)
Complete: 🔍
Cache ID: 216::103

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

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