Foxit Reader 10.1.1.37576 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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6.9$0-$5k0.00

Summaryinfo

A vulnerability has been found in Foxit Reader 10.1.1.37576 and classified as critical. This affects an unknown part of the component Annotation Object Handler. The manipulation leads to use after free. This vulnerability is uniquely identified as CVE-2021-31458. The attack is possible to be carried out remotely. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Foxit Reader 10.1.1.37576 (Document Reader Software). This issue affects an unknown part of the component Annotation Object Handler. The manipulation with an unknown input leads to a use after free vulnerability. Using CWE to declare the problem leads to CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. Impacted is confidentiality, integrity, and availability.

The weakness was disclosed 05/08/2021. The advisory is shared at zerodayinitiative.com. The identification of this vulnerability is CVE-2021-31458. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available.

Upgrading to version 10.1.4 eliminates this vulnerability.

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

Productinfo

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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: 🔍

Upgrade: Reader 10.1.4

Timelineinfo

04/16/2021 🔍
05/08/2021 +22 days 🔍
05/08/2021 +0 days 🔍
05/04/2026 +1822 days 🔍

Sourcesinfo

Vendor: foxitsoftware.com

Advisory: zerodayinitiative.com
Status: Confirmed

CVE: CVE-2021-31458 (🔍)
GCVE (CVE): GCVE-0-2021-31458
GCVE (VulDB): GCVE-100-174737

Entryinfo

Created: 05/08/2021 10:12
Updated: 05/04/2026 22:40
Changes: 05/08/2021 10:12 (36), 05/12/2021 19:38 (2), 05/12/2021 19:44 (19), 05/04/2026 22:37 (2), 05/04/2026 22:40 (20)
Complete: 🔍
Committer: lywand
Cache ID: 216::103

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

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