Foxit PDF Reader Annotation use after free

CVSS Meta Temp Score
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CTI Interest Score
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6.9$0-$5k0.00

Summaryinfo

A vulnerability was found in Foxit PDF Reader. It has been classified as critical. This vulnerability affects unknown code of the component Annotation Handler. This manipulation causes use after free. This vulnerability appears as CVE-2023-38111. The attack may be initiated remotely. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical was found in Foxit PDF Reader (Document Reader Software) (unknown version). Affected by this vulnerability is an unknown code block of the component Annotation Handler. The manipulation with an unknown input leads to a use after free vulnerability. The CWE definition for the vulnerability is CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Foxit PDF Reader Annotation Use-After-Free Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code 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 Annotation objects. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-21025.

The weakness was presented 07/26/2023. The advisory is shared at zerodayinitiative.com. This vulnerability is known as CVE-2023-38111 since 07/12/2023. 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.

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

Productinfo

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License

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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: 🔍

CNA Base Score: 7.8
CNA Vector: 🔍

CVSSv2info

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

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

07/12/2023 🔍
07/26/2023 +14 days 🔍
07/26/2023 +0 days 🔍
08/13/2025 +749 days 🔍

Sourcesinfo

Vendor: foxitsoftware.com

Advisory: zerodayinitiative.com
Status: Confirmed

CVE: CVE-2023-38111 (🔍)
GCVE (CVE): GCVE-0-2023-38111
GCVE (VulDB): GCVE-100-235513

Entryinfo

Created: 07/26/2023 22:03
Updated: 08/13/2025 02:04
Changes: 07/26/2023 22:03 (37), 08/13/2025 02:04 (28)
Complete: 🔍
Cache ID: 216::103

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

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