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CVE-2018-14558 is an OS command injection vulnerability affecting Tenda AC7 firmware through V15.03.06.44_CN(AC7), AC9 firmware through V15.03.05.19(6318)_CN(AC9), and AC10 firmware through V15.03.06.23_CN(AC10). The formsetUsbUnload function passes untrusted request input to dosystemCmd, allowing a crafted USB-unload request to execute arbitrary operating-system commands. The vulnerability has been exploited for botnet propagation, including by Mirai.TBOT, Moobot, Evooo1Bot, and Dysphoria.
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What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.
What an attacker gets, and what they’ve been doing with it.
If you can’t patch tonight, do this now.
Patch, then assume compromise.
No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
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.
24 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A known vulnerability in internet-exposed edge devices that Evooo1Bot exploits for initial compromise.
A command injection vulnerability in Tenda AC7, AC9, and AC10 routers targeted by Evooo1Bot.
A command injection vulnerability affecting Tenda AC7, AC9, and AC10 devices that Evooo1Bot exploits during discovery/infection activity.
A specific vulnerability included in Evooo1Bot's exploit arsenal against exposed edge devices.
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.