luci-base: fix possible shell injection in luci.tools.status.switch_status()

[project/luci.git] / modules / luci-base / luasrc / tools / status.lua

diff --git a/modules/luci-base/luasrc/tools/status.lua b/modules/luci-base/luasrc/tools/status.lua
index 5012111..1c40387 100644 (file)
--- a/modules/luci-base/luasrc/tools/status.lua
+++ b/modules/luci-base/luasrc/tools/status.lua
@@ -187,7 +187,7 @@ function switch_status(devs)
        local switches = { }
        for dev in devs:gmatch("[^%s,]+") do
                local ports = { }
-               local swc = io.popen("swconfig dev %q show" % dev, "r")
+               local swc = io.popen("swconfig dev '%s' show" % dev:gsub("'", ""), "r")
                if swc then
                        local l
                        repeat