Foxit PDF Reader up to 11.0.0.49892 Annotation Object use after free

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.7$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Foxit PDF Reader up to 11.0.0.49892. Affected by this issue is some unknown functionality of the component Annotation Object Handler. Performing a manipulation results in use after free. This vulnerability was named CVE-2021-34835. The attack may be initiated remotely. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Foxit PDF Reader up to 11.0.0.49892 (Document Reader Software). This affects an unknown code of the component Annotation Object Handler. The manipulation with an unknown input leads to a use after free vulnerability. CWE is classifying the issue as CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was presented 08/05/2021. The advisory is shared at zerodayinitiative.com. This vulnerability is uniquely identified as CVE-2021-34835. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available.

Upgrading eliminates this vulnerability.

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Productinfo

Type

Vendor

Name

Version

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: 🔍

NVD Base Score: 🔍

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

06/17/2021 🔍
08/05/2021 +49 days 🔍
08/05/2021 +0 days 🔍
08/08/2021 +3 days 🔍

Sourcesinfo

Vendor: foxitsoftware.com

Advisory: zerodayinitiative.com
Status: Confirmed

CVE: CVE-2021-34835 (🔍)
GCVE (CVE): GCVE-0-2021-34835
GCVE (VulDB): GCVE-100-180093

Entryinfo

Created: 08/05/2021 07:27
Updated: 08/08/2021 09:51
Changes: 08/05/2021 07:27 (37), 08/08/2021 09:48 (2), 08/08/2021 09:51 (19)
Complete: 🔍
Cache ID: 216::103

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