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fix #1443

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Improve auditability of sensitive operator actions
This commit is contained in:
Shivaram Lingamneni 2021-01-15 09:26:34 -05:00
parent e195854851
commit 64bc363cf1
4 changed files with 40 additions and 13 deletions
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14
irc/chanserv.go
View File

@ -502,11 +502,14 @@ func csTransferHandler(service *ircService, server *Server, client *Client, comm
chname = regInfo.Name
account := client.Account()
isFounder := account != "" && account == regInfo.Founder
hasPrivs := client.HasRoleCapabs("chanreg")
if !(isFounder || hasPrivs) {
var oper *Oper
if !isFounder {
oper = client.Oper()
if !oper.HasRoleCapab("chanreg") {
service.Notice(rb, client.t("Insufficient privileges"))
return
}
}
target := params[1]
targetAccount, err := server.accounts.LoadAccount(params[1])
if err != nil {
@ -522,7 +525,12 @@ func csTransferHandler(service *ircService, server *Server, client *Client, comm
return
}
}
status, err := channel.Transfer(client, target, hasPrivs)
if !isFounder {
message := fmt.Sprintf("Operator %s ran CS TRANSFER on %s to account %s", oper.Name, chname, target)
server.snomasks.Send(sno.LocalOpers, message)
server.logger.Info("opers", message)
}
status, err := channel.Transfer(client, target, oper != nil)
if err == nil {
switch status {
case channelTransferComplete:

4
irc/config.go
View File

@ -733,6 +733,10 @@ type Oper struct {
Modes []modes.ModeChange
}
func (oper *Oper) HasRoleCapab(capab string) bool {
return oper != nil && oper.Class.Capabilities.Has(capab)
}
// Operators returns a map of operator configs from the given OperClass and config.
func (conf *Config) Operators(oc map[string]*OperClass) (map[string]*Oper, error) {
operators := make(map[string]*Oper)

19
irc/handlers.go
View File

@ -826,7 +826,7 @@ func formatBanForListing(client *Client, key string, info IPBanInfo) string {
func dlineHandler(server *Server, client *Client, msg ircmsg.IrcMessage, rb *ResponseBuffer) bool {
// check oper permissions
oper := client.Oper()
if oper == nil || !oper.Class.Capabilities.Has("ban") {
if !oper.HasRoleCapab("ban") {
rb.Add(nil, server.name, ERR_NOPRIVS, client.nick, msg.Command, client.t("Insufficient oper privs"))
return false
}
@ -1273,6 +1273,10 @@ func sajoinHandler(server *Server, client *Client, msg ircmsg.IrcMessage, rb *Re
}
}
message := fmt.Sprintf("Operator %s ran SAJOIN %s", client.Oper().Name, strings.Join(msg.Params, " "))
server.snomasks.Send(sno.LocalOpers, message)
server.logger.Info("opers", message)
channels := strings.Split(channelString, ",")
for _, chname := range channels {
err, _ := server.channels.Join(target, chname, "", true, rb)
@ -1364,7 +1368,7 @@ func klineHandler(server *Server, client *Client, msg ircmsg.IrcMessage, rb *Res
details := client.Details()
// check oper permissions
oper := client.Oper()
if oper == nil || !oper.Class.Capabilities.Has("ban") {
if !oper.HasRoleCapab("ban") {
rb.Add(nil, server.name, ERR_NOPRIVS, details.nick, msg.Command, client.t("Insufficient oper privs"))
return false
}
@ -1737,6 +1741,12 @@ func umodeHandler(server *Server, client *Client, msg ircmsg.IrcMessage, rb *Res
return false
}
if msg.Command == "SAMODE" {
message := fmt.Sprintf("Operator %s ran SAMODE %s", client.Oper().Name, strings.Join(msg.Params, " "))
server.snomasks.Send(sno.LocalOpers, message)
server.logger.Info("opers", message)
}
// applied mode changes
applied := make(modes.ModeChanges, 0)
@ -2307,6 +2317,7 @@ func applyOper(client *Client, oper *Oper, rb *ResponseBuffer) {
copy(modeChanges[1:], oper.Modes)
applied := ApplyUserModeChanges(client, modeChanges, true, oper)
client.server.logger.Info("opers", details.nick, "opered up as", oper.Name)
client.server.snomasks.Send(sno.LocalOpers, fmt.Sprintf(ircfmt.Unescape("Client opered up $c[grey][$r%s$c[grey], $r%s$c[grey]]"), newDetails.nickMask, oper.Name))
rb.Broadcast(nil, client.server.name, RPL_YOUREOPER, details.nick, client.t("You are now an IRC operator"))
@ -2814,7 +2825,7 @@ func topicHandler(server *Server, client *Client, msg ircmsg.IrcMessage, rb *Res
func unDLineHandler(server *Server, client *Client, msg ircmsg.IrcMessage, rb *ResponseBuffer) bool {
// check oper permissions
oper := client.Oper()
if oper == nil || !oper.Class.Capabilities.Has("ban") {
if !oper.HasRoleCapab("ban") {
rb.Add(nil, server.name, ERR_NOPRIVS, client.nick, msg.Command, client.t("Insufficient oper privs"))
return false
}
@ -2853,7 +2864,7 @@ func unKLineHandler(server *Server, client *Client, msg ircmsg.IrcMessage, rb *R
details := client.Details()
// check oper permissions
oper := client.Oper()
if oper == nil || !oper.Class.Capabilities.Has("ban") {
if !oper.HasRoleCapab("ban") {
rb.Add(nil, server.name, ERR_NOPRIVS, details.nick, msg.Command, client.t("Insufficient oper privs"))
return false
}

12
irc/nickserv.go
View File

@ -995,17 +995,21 @@ func nsPasswdHandler(service *ircService, server *Server, client *Client, comman
var newPassword string
var errorMessage string
hasPrivs := client.HasRoleCapabs("accreg")
var oper *Oper
switch len(params) {
case 2:
if !hasPrivs {
oper = client.Oper()
if !oper.HasRoleCapab("accreg") {
errorMessage = `Insufficient privileges`
} else {
target, newPassword = params[0], params[1]
if newPassword == "*" {
newPassword = ""
}
message := fmt.Sprintf("Operator %s ran NS PASSWD for account %s", oper.Name, target)
server.snomasks.Send(sno.LocalOpers, message)
server.logger.Info("opers", message)
}
case 3:
target = client.Account()
@ -1041,7 +1045,7 @@ func nsPasswdHandler(service *ircService, server *Server, client *Client, comman
return
}
err := server.accounts.setPassword(target, newPassword, hasPrivs)
err := server.accounts.setPassword(target, newPassword, oper != nil)
switch err {
case nil:
service.Notice(rb, client.t("Password changed"))
@ -1144,7 +1148,7 @@ func nsClientsLogoutHandler(service *ircService, server *Server, client *Client,
// User must have "kill" privileges to logout other user sessions.
if target != client {
oper := client.Oper()
if oper == nil || !oper.Class.Capabilities.Has("kill") {
if oper.HasRoleCapab("kill") {
service.Notice(rb, client.t("Insufficient oper privs"))
return
}