Foxit Reader/PhantomPDF up to 10.1.3 Office Document out-of-bounds write

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.7$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Foxit Reader and PhantomPDF up to 10.1.3. This impacts an unknown function of the component Office Document Handler. The manipulation results in out-of-bounds write. This vulnerability is cataloged as CVE-2021-33793. The attack may be launched remotely. There is no exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as critical has been found in Foxit Reader and PhantomPDF up to 10.1.3 (Document Reader Software). Affected is an unknown function of the component Office Document Handler. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. CWE is classifying the issue as CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was shared 08/12/2021. The advisory is shared for download at foxitsoftware.com. This vulnerability is traded as CVE-2021-33793. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available.

Upgrading to version 10.1.4 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

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

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
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: 🔍

0-Day Time: 🔍

Upgrade: Reader/PhantomPDF 10.1.4

Timelineinfo

06/01/2021 🔍
08/12/2021 +72 days 🔍
08/12/2021 +0 days 🔍
08/17/2021 +5 days 🔍

Sourcesinfo

Vendor: foxitsoftware.com

Advisory: foxitsoftware.com
Status: Confirmed

CVE: CVE-2021-33793 (🔍)
GCVE (CVE): GCVE-0-2021-33793
GCVE (VulDB): GCVE-100-180684

Entryinfo

Created: 08/12/2021 10:21
Updated: 08/17/2021 08:21
Changes: 08/12/2021 10:21 (39), 08/17/2021 08:20 (2), 08/17/2021 08:21 (18)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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