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{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "0.3.9"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "NRSS Reader", "source": "cna", "vendor": "nrss"}, "product": "nrss_reader", "vendor": "nrss"}], "analysis": {"en": {"generated_at": "2026-03-28T15:05:16.154825+00:00", "value": {"mitigation_remediation": ["Check whether a newer NRSS Reader version is available that addresses the stack buffer overflow and install it immediately.", "If no fix is available, uninstall or disable NRSS Reader to eliminate the attack surface.", "Limit local user privileges on systems running NRSS Reader; run the application under a least\u2011privilege account or within a sandboxed environment to contain potential exploits."], "summary": {"action": "Immediate Patch", "impact": "Local Arbitrary Code Execution via stack buffer overflow (CWE-787)"}, "threat_synthesis": {"affected_systems": "The affected product is NRSS Reader produced by the NRSS vendor. Only version 0.3.9-1 is listed as vulnerable; no other vendors or product versions are referenced in the advisory.", "description_and_impact": "NRSS RSS Reader 0.3.9-1 includes a stack buffer overflow that can be triggered by a local user supplying an oversized argument to the -F parameter. The flaw allows overwriting the return address on the stack, enabling arbitrary code execution. The vulnerability is classified as CWE-787, indicating a buffer overrun that corrupts adjacent memory.", "risk_and_exploitability": "The CVSS score of 8.6 signals high severity, while an EPSS score below 1% indicates a low probability of exploitation in the wild. The vulnerability is not listed in the CISA Known Exploited Vulnerabilities catalog. Exploitation requires local access to the machine running NRSS and the ability to provide a crafted -F argument; no remote or authenticated network access is described."}}}}, "created": "2026-03-29T20:32:27.951169+00:00", "updated": "2026-03-30T06:59:22.296042+00:00", "vendors": ["nrss", "nrss$PRODUCT$nrss_reader"]}