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CVE-2025-12003 is a path traversal vulnerability in the WebDAV functionality of ASUS router firmware. The flaw allows an unauthenticated remote attacker to supply crafted path input to the WebDAV component and access or manipulate files outside the intended directory scope. Available reporting indicates the primary security consequence is an impact to device integrity, consistent with unauthorized modification of device-resident content or configuration through the exposed WebDAV service. Publicly available information does not identify the exact vulnerable function or affected firmware versions.
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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.
7 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A path traversal vulnerability in WebDAV affecting ASUS router firmware, allowing unauthenticated remote attackers to compromise device integrity. The vulnerability is rated high severity (CVSS 8.2).
A high-severity disclosed vulnerability affecting ASUS router firmware, mitigated by updating to the latest ASUS firmware.
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.