CVE-2018-17173 is a remote code execution vulnerability in LG SuperSign EZ CMS, including deployments embedded in LG SuperSign TVs. The flaw is exposed through the qsr_server/device/getThumbnail functionality, where the sourceUri parameter is improperly handled and can be used to inject shell commands. Public exploit descriptions characterize the issue as improper parameter handling in the thumbnail-generation endpoint, enabling an unauthenticated remote attacker to supply crafted input that is interpreted by the underlying system shell rather than treated as inert data. Reported exploit details indicate the issue was demonstrated against SuperSignEZ 1.3 on LG WebOS 3.10.
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What an attacker gets, and what they’ve been doing with it.
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Patch, then assume compromise.
No valid public exploits. Mallory filtered out 2 candidates as fakes, detection scripts, or README-only repos.
All candidate exploits were filtered out by Mallory's validation.
Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.
Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
8 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A vulnerability listed as one of the infection exploits used by Mirai variant four to infect additional vulnerable hosts.
A remote code execution vulnerability in LG SuperSign EZ CMS 2.5 used by the Mirai variant as part of its exploitation set.
A specific vulnerability used by the LiquorBot IoT botnet to infect routers and smart devices.
A specific router vulnerability explicitly listed as exploited by the LiquorBot botnet for propagation.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.