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Local buffer overflow in LanSpy 2.0.1.159 scan section
CVE-2018-25265 is a local buffer overflow vulnerability in LanSpy 2.0.1.159. According to the provided content, the flaw is present in the application's scan section and is exploitable locally. Successful exploitation involves overwriting memory in a way that enables Structured Exception Handler (SEH) corruption and redirection of execution flow. The supplied description states that an attacker can use SEH chain manipulation, controlled jumps, and egghunter techniques to locate and execute shellcode, resulting in arbitrary code execution.
What it means and what to do now: patch path, interim mitigations, and the assume-compromise checklist.
What an attacker gets, and what they’ve been doing with it.
Successful exploitation allows a local attacker to achieve arbitrary code execution on the affected system in the security context of the vulnerable LanSpy process. Given the provided CVSS vectors and description, the impact includes full compromise of confidentiality, integrity, and availability accessible to that process, and may permit installation of malware, execution of attacker-controlled payloads, or further local post-exploitation activity.
If you can’t patch tonight, do this now.
Until remediation is available, restrict local access to systems running LanSpy, prevent untrusted users from interacting with the application, and avoid processing attacker-controlled input in the scan section. Apply host-based exploit mitigations where possible, including DEP/ASLR enforcement and endpoint controls that detect SEH-based exploitation and shellcode execution. Running the application with least privilege and limiting installation to trusted administrative workstations reduces exposure.
Patch, then assume compromise.
Upgrade from LanSpy 2.0.1.159 to a fixed version if one is available from the vendor. If no patched release is available, discontinue use of the vulnerable version and replace it with a supported version or alternative product. Validate whether vendor guidance from LizardSystems or the referenced advisory provides a specific fixed build.
No public exploits tracked yet. Mallory keeps watching.
Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.
4 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.