OpenWrt is a Linux operating system targeting embedded devices. Prior to 25.12.5, odhcpd writes a DHCPv6 client FQDN option 39 hostname into /tmp/odhcpd.leases through src/statefiles.c statefiles_wri…
Critical CVSS 9.6
Summary
OpenWrt is a Linux operating system targeting embedded devices. Prior to 25.12.5, odhcpd writes a DHCPv6 client FQDN option 39 hostname into /tmp/odhcpd.leases through src/statefiles.c statefiles_write_state6() and statefiles_write_state4() without escaping, allowing newline injection of forged lease lines that LuCI rpcd-mod-luci getDHCPLeases displays through htdocs/luci-static/resources/view/status/include/40_dhcp.js and htdocs/luci-static/resources/luci.js dom.append as live HTML in the Acti…
In-depth triage · Auto channel
No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).
Affected products
- :
Sources
- NVD DATABASE
Original Links
- https://github.com/openwrt/luci/commit/55379d04fcc3c605003a5001d6135cf02ae6048a Patch
- https://github.com/openwrt/odhcpd/commit/68f382690bfaec56d5b1f31c3c31c48bcb642e3a Patch
- https://github.com/openwrt/odhcpd/pull/404 Issue Tracking
- https://github.com/openwrt/openwrt/releases/tag/v25.12.5 Release Notes
- https://github.com/openwrt/openwrt/security/advisories/GHSA-hhmc-92hw-535f Exploit
- https://github.com/openwrt/openwrt/security/advisories/GHSA-hhmc-92hw-535f Exploit
Timeline
- nvd_ingest NVD