{"description":"Trending threats, MITRE ATT\u0026CK coverage, and detection metadata. Fed continuously.","feed_url":"https://feed.craftedsignal.io/products/ghostscript/feed.json","home_page_url":"https://feed.craftedsignal.io/","items":[{"_cs_actors":[],"_cs_cpes":["cpe:2.3:a:artifex:ghostscript:*:*:*:*:*:*:*:*"],"_cs_cves":[{"cvss":6.3,"id":"CVE-2024-29510"}],"_cs_exploited":false,"_cs_has_poc":false,"_cs_poc_references":[],"_cs_products":["Ghostscript"],"_cs_severities":["high"],"_cs_tags":[],"_cs_type":"advisory","_cs_vendors":["Artifex Software"],"content_html":"\u003cp\u003eThe Ghostscript library, widely utilized for document processing and file conversion, is being actively targeted by threat actors to execute arbitrary commands on Linux systems. Exploitation often centers on CVE-2024-29510, a vulnerability allowing attackers to bypass security restrictions during the processing of specially crafted files. This technique is frequently observed within environments that automatically handle user-uploaded documents, such as web-based file conversion services, or via malicious attachments in office suites. By triggering Ghostscript to interpret malicious input, attackers can escape restricted environments and execute system-level commands, leading to full system compromise. For defenders, the primary concern is the abuse of legitimate conversion utilities to facilitate initial access or post-exploitation activities.\u003c/p\u003e\n\u003ch2 id=\"attack-chain\"\u003eAttack Chain\u003c/h2\u003e\n\u003col\u003e\n\u003cli\u003eAn attacker crafts a malicious document (e.g., PostScript, PDF) designed to exploit a vulnerability in the Ghostscript interpreter.\u003c/li\u003e\n\u003cli\u003eThe malicious document is delivered to a target system via email attachment, direct upload to a web application, or a secondary exploit.\u003c/li\u003e\n\u003cli\u003eThe target system (or a back-end conversion service) initiates the Ghostscript utility (\u003ccode\u003egs\u003c/code\u003e or \u003ccode\u003eghostscript\u003c/code\u003e) to process the document.\u003c/li\u003e\n\u003cli\u003eThe malicious code within the document triggers a format string vulnerability or similar flaw in the Ghostscript interpreter.\u003c/li\u003e\n\u003cli\u003eThe vulnerability allows the attacker to hijack the execution flow and execute system commands.\u003c/li\u003e\n\u003cli\u003eGhostscript spawns a shell process (\u003ccode\u003e/bin/sh\u003c/code\u003e or \u003ccode\u003esh -c\u003c/code\u003e) to execute the attacker-supplied payload.\u003c/li\u003e\n\u003cli\u003eThe spawned shell executes arbitrary commands, enabling persistence, data exfiltration, or further lateral movement.\u003c/li\u003e\n\u003c/ol\u003e\n\u003ch2 id=\"impact\"\u003eImpact\u003c/h2\u003e\n\u003cp\u003eSuccessful exploitation results in unauthorized remote code execution on the affected Linux host. This can lead to total system compromise, exfiltration of sensitive data, and the establishment of persistent backdoors. Organizations running document processing pipelines, web-based converters, or automated office document parsers are at the highest risk.\u003c/p\u003e\n\u003ch2 id=\"recommendation\"\u003eRecommendation\u003c/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDeploy the provided Sigma rule to monitor for suspicious shell spawning originating from the Ghostscript binary.\u003c/li\u003e\n\u003cli\u003eAudit all applications and services that use Ghostscript for document processing to identify and isolate potentially vulnerable entry points.\u003c/li\u003e\n\u003cli\u003eEnsure the Ghostscript library is updated to the latest patched version to remediate CVE-2024-29510.\u003c/li\u003e\n\u003cli\u003eEnable process-creation auditing (e.g., Sysmon for Linux or Auditd) to capture parent-child process relationships, specifically focusing on \u003ccode\u003egs\u003c/code\u003e or \u003ccode\u003eghostscript\u003c/code\u003e executing shells.\u003c/li\u003e\n\u003c/ul\u003e\n","date_modified":"2026-08-07T15:15:37Z","date_published":"2026-08-07T15:15:37Z","id":"https://feed.craftedsignal.io/briefs/2026-08-linux-ghostscript-exploitation/","summary":"Attackers are exploiting vulnerabilities in the Ghostscript library, such as CVE-2024-29510, to achieve remote code execution through malicious file processing.","title":"Exploitation of Ghostscript Leading to Arbitrary Command Execution","url":"https://feed.craftedsignal.io/briefs/2026-08-linux-ghostscript-exploitation/"}],"language":"en","title":"CraftedSignal Threat Feed - Ghostscript","version":"https://jsonfeed.org/version/1.1"}