| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 4.2 | $0-$5k | 0.00 |
Summary
A vulnerability categorized as problematic has been discovered in Foxit PDF Reader. Affected is an unknown function of the component Bookmark Handler. The manipulation results in out-of-bounds. This vulnerability is identified as CVE-2023-51553. The attack can be executed remotely. There is not any exploit available. It is advisable to upgrade the affected component.
Details
A vulnerability was found in Foxit PDF Reader (Document Reader Software) (affected version unknown). It has been classified as critical. Affected is an unknown functionality of the component Bookmark Handler. The manipulation with an unknown input leads to a out-of-bounds vulnerability. CWE is classifying the issue as CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:
Foxit PDF Reader Bookmark Out-Of-Bounds Read Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of Foxit PDF Reader. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of Bookmark objects. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated buffer. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process. Was ZDI-CAN-22110.
The weakness was released 12/21/2023 as ZDI-23-1867. The advisory is shared for download at zerodayinitiative.com. This vulnerability is traded as CVE-2023-51553 since 12/20/2023. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available.
Upgrading eliminates this vulnerability.
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Product
Type
Vendor
Name
License
Website
- Vendor: https://www.foxitsoftware.com/
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 4.3VulDB Meta Temp Score: 4.2
VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 3.3
NVD Vector: 🔍
CNA Base Score: 3.3
CNA Vector: 🔍
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: Out-of-boundsCWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍
Physical: Partially
Local: Yes
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: 🔍
Timeline
12/20/2023 🔍12/21/2023 🔍
12/21/2023 🔍
08/13/2025 🔍
Sources
Vendor: foxitsoftware.comAdvisory: ZDI-23-1867
Status: Confirmed
CVE: CVE-2023-51553 (🔍)
GCVE (CVE): GCVE-0-2023-51553
GCVE (VulDB): GCVE-100-248676
Entry
Created: 12/21/2023 08:57Updated: 08/13/2025 23:25
Changes: 12/21/2023 08:57 (39), 08/13/2025 23:25 (37)
Complete: 🔍
Cache ID: 216::103
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