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CVE-2023-51886: n/a in n/a

High
VulnerabilityCVE-2023-51886cvecve-2023-51886
Published: Wed Jan 24 2024 (01/24/2024, 00:00:00 UTC)
Source: CVE Database V5
Vendor/Project: n/a
Product: n/a

Description

Buffer Overflow vulnerability in the main() function in Mathtex 1.05 and before allows a remote attacker to cause a denial of service when using \convertpath.

AI-Powered Analysis

AILast updated: 07/08/2025, 19:28:05 UTC

Technical Analysis

CVE-2023-51886 is a high-severity buffer overflow vulnerability identified in the Mathtex software version 1.05 and earlier. The flaw exists in the main() function, specifically triggered when processing the \convertpath command. Buffer overflow vulnerabilities occur when a program writes more data to a buffer than it can hold, potentially overwriting adjacent memory. In this case, a remote attacker can exploit this vulnerability by sending specially crafted input that triggers the \convertpath functionality, causing the application to crash and resulting in a denial of service (DoS). The vulnerability does not impact confidentiality or integrity directly but severely affects availability by crashing the service. The CVSS 3.1 base score is 7.5, reflecting a network attack vector (AV:N), low attack complexity (AC:L), no privileges required (PR:N), no user interaction (UI:N), unchanged scope (S:U), and impact limited to availability (A:H). There are no known exploits in the wild at the time of publication, and no patches or vendor information are currently available. The vulnerability is classified under CWE-120, which relates to classic buffer overflow issues. Since Mathtex is a specialized software tool, the exact deployment footprint is limited but critical in environments where it is used for mathematical typesetting or conversion tasks.

Potential Impact

For European organizations using Mathtex 1.05 or earlier, this vulnerability poses a significant risk of service disruption. Organizations relying on Mathtex for automated document processing, academic publishing, or scientific computation may experience denial of service conditions, leading to operational downtime and potential delays in critical workflows. Although the vulnerability does not allow data theft or modification, the loss of availability can impact productivity and service reliability. In sectors such as research institutions, universities, and technical publishing houses across Europe, this could hinder time-sensitive projects. Additionally, if Mathtex is integrated into larger automated pipelines, the DoS could cascade, affecting dependent systems. The lack of authentication and user interaction requirements means attackers can exploit this remotely and without user involvement, increasing the threat surface. However, the absence of known exploits in the wild suggests that immediate widespread attacks are unlikely but vigilance is warranted.

Mitigation Recommendations

Given the absence of official patches or vendor guidance, European organizations should take proactive steps to mitigate risk. First, identify and inventory all instances of Mathtex in use, especially versions 1.05 and earlier. Where possible, isolate Mathtex services from direct internet exposure by placing them behind firewalls or VPNs to restrict access to trusted users and networks. Implement network-level intrusion detection and prevention systems (IDS/IPS) with signatures or anomaly detection to monitor for unusual inputs targeting \convertpath functionality. Consider deploying application-layer firewalls or input validation proxies that can sanitize or block malformed requests. If Mathtex is part of automated workflows, introduce redundancy or failover mechanisms to minimize downtime impact. Organizations should also monitor security advisories for updates or patches and plan for timely upgrades once available. In the interim, restricting or disabling the \convertpath feature, if configurable, can reduce exposure. Finally, conduct internal penetration testing to verify the vulnerability and assess the effectiveness of mitigations.

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Technical Details

Data Version
5.1
Assigner Short Name
mitre
Date Reserved
2023-12-26T00:00:00.000Z
Cvss Version
3.1
State
PUBLISHED

Threat ID: 6839c098182aa0cae2b3b6ec

Added to database: 5/30/2025, 2:28:40 PM

Last enriched: 7/8/2025, 7:28:05 PM

Last updated: 8/18/2025, 9:20:56 AM

Views: 13

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