Foxit PhantomPDF 10.1.3.37598 XFA Template type confusion
| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 6.0 | $0-$5k | 0.00 |
Summary
A vulnerability identified as critical has been detected in Foxit PhantomPDF 10.1.3.37598. This affects an unknown part of the component XFA Template Handler. The manipulation leads to type confusion. This vulnerability is traded as CVE-2021-31476. It is possible to initiate the attack remotely. There is no exploit available. You should upgrade the affected component.
Details
A vulnerability was found in Foxit PhantomPDF 10.1.3.37598 and classified as critical. This issue affects some unknown functionality of the component XFA Template Handler. The manipulation with an unknown input leads to a type confusion vulnerability. Using CWE to declare the problem leads to CWE-843. The product allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type. Impacted is confidentiality, integrity, and availability.
The weakness was shared 06/17/2021. It is possible to read the advisory at zerodayinitiative.com. The identification of this vulnerability is CVE-2021-31476. 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 to version 10.1.4 eliminates this vulnerability.
Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
Product
Vendor
Name
Version
License
Website
- Vendor: https://www.foxitsoftware.com/
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.3VulDB Meta Temp Score: 6.0
VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
| AV | AC | Au | C | I | A |
|---|---|---|---|---|---|
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
Exploiting
Class: Type confusionCWE: CWE-843
CAPEC: 🔍
ATT&CK: 🔍
Physical: No
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
| 0-Day | Unlock | Unlock | Unlock | Unlock |
|---|---|---|---|---|
| Today | Unlock | Unlock | Unlock | Unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: PhantomPDF 10.1.4
Timeline
04/16/2021 🔍06/17/2021 🔍
06/17/2021 🔍
05/04/2026 🔍
Sources
Vendor: foxitsoftware.comAdvisory: zerodayinitiative.com
Status: Confirmed
CVE: CVE-2021-31476 (🔍)
GCVE (CVE): GCVE-0-2021-31476
GCVE (VulDB): GCVE-100-177179
Entry
Created: 06/17/2021 10:10Updated: 05/04/2026 19:02
Changes: 06/17/2021 10:10 (36), 06/21/2021 09:47 (2), 06/21/2021 09:49 (1), 05/04/2026 18:59 (2), 05/04/2026 19:02 (20)
Complete: 🔍
Committer: lywand
Cache ID: 216::103
Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
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