Adobe Acrobat Reader null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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7.9$0-$5k0.00

Summaryinfo

A vulnerability was found in Adobe Acrobat Reader up to 2015.006.30505/2017.011.30152/2019.021.20056. It has been declared as critical. This issue affects some unknown processing. The manipulation results in null pointer dereference. This vulnerability is cataloged as CVE-2019-16455. The attack may be launched remotely. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Adobe Acrobat Reader up to 2015.006.30505/2017.011.30152/2019.021.20056 (Document Reader Software). Affected is some unknown processing. The manipulation with an unknown input leads to a null pointer dereference vulnerability. CWE is classifying the issue as CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Adobe Acrobat and Reader versions , 2019.021.20056 and earlier, 2017.011.30152 and earlier, 2017.011.30155 and earlier version, 2017.011.30152 and earlier, and 2015.006.30505 and earlier have an untrusted pointer dereference vulnerability. Successful exploitation could lead to arbitrary code execution .

The weakness was shared 12/10/2019 as APSB19-55 as confirmed security bulletin (Website). The advisory is shared for download at helpx.adobe.com. This vulnerability is traded as CVE-2019-16455. 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.

Upgrading to version 2015.006.30508, 2017.011.30156 or 2019.021.20058 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

Further details are available at blogs.adobe.com. The entries VDB-146948, VDB-146949, VDB-146950 and VDB-146951 are related to this item. 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: 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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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
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 2015.006.30508/2017.011.30156/2019.021.20058

Timelineinfo

09/19/2019 🔍
12/10/2019 +82 days 🔍
12/10/2019 +0 days 🔍
12/11/2019 +1 days 🔍
03/10/2024 +1551 days 🔍

Sourcesinfo

Vendor: adobe.com

Advisory: APSB19-55
Status: Confirmed

CVE: CVE-2019-16455 (🔍)
GCVE (CVE): GCVE-0-2019-16455
GCVE (VulDB): GCVE-100-146964
Misc.: 🔍
See also: 🔍

Entryinfo

Created: 12/11/2019 16:55
Updated: 03/10/2024 10:04
Changes: 12/11/2019 16:55 (45), 12/11/2019 17:00 (17), 03/10/2024 10:04 (4)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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