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Fix: panic of socks5 client missing authentication

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This commit is contained in:
gVisor bot 2020-06-03 18:49:20 +08:00
parent 7206450be0
commit a008bc063f
1 changed files with 4 additions and 0 deletions
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4
component/socks5/socks5.go
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@ -229,6 +229,10 @@ func ClientHandshake(rw io.ReadWriter, addr Addr, command Command, user *User) (
} }
if buf[1] == 2 { if buf[1] == 2 {
if user == nil {
return nil, ErrAuth
}
// password protocol version // password protocol version
authMsg := &bytes.Buffer{} authMsg := &bytes.Buffer{}
authMsg.WriteByte(1) authMsg.WriteByte(1)