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CVE-2022-35046: n/a in n/a

Medium
VulnerabilityCVE-2022-35046cvecve-2022-35046
Published: Fri Oct 14 2022 (10/14/2022, 00:00:00 UTC)
Source: CVE
Vendor/Project: n/a
Product: n/a

Description

OTFCC commit 617837b was discovered to contain a heap buffer overflow via /release-x64/otfccdump+0x6b0466.

AI-Powered Analysis

AILast updated: 07/06/2025, 09:09:49 UTC

Technical Analysis

CVE-2022-35046 is a medium-severity heap buffer overflow vulnerability identified in the OTFCC project, specifically in a commit referenced as 617837b. The vulnerability occurs in the binary or component identified as /release-x64/otfccdump at offset 0x6b0466. Heap buffer overflows (CWE-787) happen when a program writes more data to a heap-allocated buffer than it can hold, potentially leading to memory corruption, crashes, or arbitrary code execution. In this case, the vulnerability does not affect confidentiality or integrity directly but impacts availability, as indicated by the CVSS vector (AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H). The attack vector is network-based (AV:N), requires no privileges (PR:N), but does require user interaction (UI:R), and the scope remains unchanged (S:U). The vulnerability could cause denial of service (DoS) conditions by crashing the application or potentially allow attackers to manipulate the program's behavior if exploited further. No known exploits are currently reported in the wild, and no patches or vendor information are provided, which suggests the vulnerability may be in an open-source or less widely commercialized tool. OTFCC is a tool related to font processing or manipulation, which may be used in software development, document processing, or graphic design workflows. The lack of specific product or version details limits precise identification of affected environments, but the vulnerability is relevant to any organization using this tool or its components.

Potential Impact

For European organizations, the primary impact of CVE-2022-35046 lies in potential service disruption or denial of service in environments where OTFCC or its components are used. Industries relying on font processing for document generation, publishing, or graphical content creation could experience workflow interruptions. While the vulnerability does not directly compromise data confidentiality or integrity, availability impacts can affect operational continuity, especially in automated or large-scale font processing pipelines. Given the medium severity and requirement for user interaction, the risk is somewhat mitigated but still significant for organizations with high dependency on this tool. Additionally, if attackers develop more advanced exploits, the impact could escalate. The lack of patches or vendor guidance means organizations must proactively assess their exposure and implement mitigations. European organizations with stringent uptime requirements or those in regulated sectors should prioritize addressing this vulnerability to avoid operational risks.

Mitigation Recommendations

1. Inventory and Audit: Identify all instances where OTFCC or related font processing tools are deployed within the organization. 2. Restrict Usage: Limit the use of OTFCC to trusted users and environments to reduce exposure to untrusted inputs that could trigger the overflow. 3. Input Validation: Implement strict validation and sanitization of font files or data processed by OTFCC to prevent malformed inputs from causing buffer overflows. 4. User Awareness: Since user interaction is required, educate users about the risks of opening or processing untrusted font files or documents that may invoke OTFCC. 5. Monitor and Log: Enable detailed logging around font processing activities to detect abnormal crashes or behavior indicative of exploitation attempts. 6. Isolation: Run OTFCC processes in sandboxed or containerized environments to contain potential crashes or exploits and prevent lateral movement. 7. Patch Management: Monitor for official patches or updates from the OTFCC project or community and apply them promptly once available. 8. Incident Response Preparedness: Develop response plans for potential denial of service or exploitation attempts involving font processing tools.

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Technical Details

Data Version
5.1
Assigner Short Name
mitre
Date Reserved
2022-07-04T00:00:00.000Z
Cisa Enriched
true
Cvss Version
3.1
State
PUBLISHED

Threat ID: 682cd0fa1484d88663aec4ec

Added to database: 5/20/2025, 6:59:06 PM

Last enriched: 7/6/2025, 9:09:49 AM

Last updated: 8/10/2025, 4:47:31 AM

Views: 12

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