Nitro Free PDF Reader 12.0.0.112 Unicode npdf.dll PDAnnotHandlerDestroyData2+0x90ec null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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4.9$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in Nitro Free PDF Reader 12.0.0.112. This affects the function CAPPDAnnotHandlerUtils::PDAnnotHandlerDestroyData2+0x90ec in the library npdf.dll of the component Unicode Handler. Executing a manipulation can lead to null pointer dereference. This vulnerability is tracked as CVE-2019-19819. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability was found in Nitro Free PDF Reader 12.0.0.112. It has been declared as problematic. This vulnerability affects the function CAPPDAnnotHandlerUtils::PDAnnotHandlerDestroyData2+0x90ec in the library npdf.dll of the component Unicode Handler. The manipulation with an unknown input leads to a null pointer dereference vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect availability. CVE summarizes:

The JBIG2Globals library in npdf.dll in Nitro Free PDF Reader 12.0.0.112 has a CAPPDAnnotHandlerUtils::PDAnnotHandlerDestroyData2+0x90ec NULL Pointer Dereference via crafted Unicode content.

The weakness was disclosed 01/10/2020. This vulnerability was named CVE-2019-19819 since 12/16/2019. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The entry VDB-148551 is pretty similar. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.9
VulDB Meta Temp Score: 4.9

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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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: Partially
Local: Yes
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/16/2019 🔍
01/10/2020 +25 days 🔍
01/11/2020 +1 days 🔍
03/20/2024 +1530 days 🔍

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2019-19819 (🔍)
GCVE (CVE): GCVE-0-2019-19819
GCVE (VulDB): GCVE-100-148552
See also: 🔍

Entryinfo

Created: 01/11/2020 09:21
Updated: 03/20/2024 15:23
Changes: 01/11/2020 09:21 (38), 01/11/2020 09:26 (17), 03/20/2024 15:23 (17)
Complete: 🔍
Cache ID: 216::103

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