Foxit PDF Reader/PDF Editor/PhantomPDF Javascript use after free

CVSS Meta Temp Score
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CTI Interest Score
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6.9$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Foxit PDF Reader, PDF Editor and PhantomPDF. This issue affects some unknown processing of the component Javascript Handler. This manipulation causes use after free. This vulnerability is registered as CVE-2021-41782. Remote exploitation of the attack is possible. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Foxit PDF Reader, PDF Editor and PhantomPDF (Document Reader Software) (affected version not known). It has been declared as critical. Affected by this vulnerability is some unknown functionality of the component Javascript Handler. The manipulation with an unknown input leads to a use after free vulnerability. The CWE definition for the vulnerability is CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Foxit PDF Reader before 11.1 and PDF Editor before 11.1, and PhantomPDF before 10.1.6, allow attackers to trigger a use-after-free and execute arbitrary code because JavaScript is mishandled.

The weakness was published 08/29/2022. It is possible to read the advisory at foxit.com. This vulnerability is known as CVE-2021-41782 since 09/29/2021. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available.

Upgrading eliminates this vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 6.9

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Use after free
CWE: CWE-416 / 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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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/29/2021 🔍
08/29/2022 +334 days 🔍
08/29/2022 +0 days 🔍
10/09/2022 +41 days 🔍

Sourcesinfo

Vendor: foxitsoftware.com

Advisory: foxit.com
Status: Confirmed

CVE: CVE-2021-41782 (🔍)
GCVE (CVE): GCVE-0-2021-41782
GCVE (VulDB): GCVE-100-207475

Entryinfo

Created: 08/29/2022 13:50
Updated: 10/09/2022 09:26
Changes: 08/29/2022 13:50 (39), 10/09/2022 09:26 (11)
Complete: 🔍
Cache ID: 216::103

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