Don't Unescape redirect_to cookie value (#6399)

redirect_to holds a value that we want to redirect back to after login.
This value can be a path with intentonally escaped values and we
should not unescape it.

Fixes #4475
This commit is contained in:
mrsdizzie 2019-03-20 22:06:16 -04:00 committed by techknowlogick
parent 6d345e00e6
commit 6f2e1bd23a
2 changed files with 5 additions and 6 deletions

View file

@ -9,7 +9,6 @@ import (
"errors" "errors"
"fmt" "fmt"
"net/http" "net/http"
"net/url"
"strings" "strings"
"code.gitea.io/gitea/models" "code.gitea.io/gitea/models"
@ -96,7 +95,7 @@ func checkAutoLogin(ctx *context.Context) bool {
if len(redirectTo) > 0 { if len(redirectTo) > 0 {
ctx.SetCookie("redirect_to", redirectTo, 0, setting.AppSubURL, "", setting.SessionConfig.Secure, true) ctx.SetCookie("redirect_to", redirectTo, 0, setting.AppSubURL, "", setting.SessionConfig.Secure, true)
} else { } else {
redirectTo, _ = url.QueryUnescape(ctx.GetCookie("redirect_to")) redirectTo = ctx.GetCookie("redirect_to")
} }
if isSucceed { if isSucceed {
@ -496,7 +495,7 @@ func handleSignInFull(ctx *context.Context, u *models.User, remember bool, obeyR
return setting.AppSubURL + "/" return setting.AppSubURL + "/"
} }
if redirectTo, _ := url.QueryUnescape(ctx.GetCookie("redirect_to")); len(redirectTo) > 0 && !util.IsExternalURL(redirectTo) { if redirectTo := ctx.GetCookie("redirect_to"); len(redirectTo) > 0 && !util.IsExternalURL(redirectTo) {
ctx.SetCookie("redirect_to", "", -1, setting.AppSubURL, "", setting.SessionConfig.Secure, true) ctx.SetCookie("redirect_to", "", -1, setting.AppSubURL, "", setting.SessionConfig.Secure, true)
if obeyRedirect { if obeyRedirect {
ctx.RedirectToFirst(redirectTo) ctx.RedirectToFirst(redirectTo)
@ -587,7 +586,7 @@ func handleOAuth2SignIn(u *models.User, gothUser goth.User, ctx *context.Context
return return
} }
if redirectTo, _ := url.QueryUnescape(ctx.GetCookie("redirect_to")); len(redirectTo) > 0 { if redirectTo := ctx.GetCookie("redirect_to"); len(redirectTo) > 0 {
ctx.SetCookie("redirect_to", "", -1, setting.AppSubURL, "", setting.SessionConfig.Secure, true) ctx.SetCookie("redirect_to", "", -1, setting.AppSubURL, "", setting.SessionConfig.Secure, true)
ctx.RedirectToFirst(redirectTo) ctx.RedirectToFirst(redirectTo)
return return
@ -1298,7 +1297,7 @@ func MustChangePasswordPost(ctx *context.Context, cpt *captcha.Captcha, form aut
log.Trace("User updated password: %s", u.Name) log.Trace("User updated password: %s", u.Name)
if redirectTo, _ := url.QueryUnescape(ctx.GetCookie("redirect_to")); len(redirectTo) > 0 && !util.IsExternalURL(redirectTo) { if redirectTo := ctx.GetCookie("redirect_to"); len(redirectTo) > 0 && !util.IsExternalURL(redirectTo) {
ctx.SetCookie("redirect_to", "", -1, setting.AppSubURL) ctx.SetCookie("redirect_to", "", -1, setting.AppSubURL)
ctx.RedirectToFirst(redirectTo) ctx.RedirectToFirst(redirectTo)
return return

View file

@ -47,7 +47,7 @@ func SignInOpenID(ctx *context.Context) {
if len(redirectTo) > 0 { if len(redirectTo) > 0 {
ctx.SetCookie("redirect_to", redirectTo, 0, setting.AppSubURL, "", setting.SessionConfig.Secure, true) ctx.SetCookie("redirect_to", redirectTo, 0, setting.AppSubURL, "", setting.SessionConfig.Secure, true)
} else { } else {
redirectTo, _ = url.QueryUnescape(ctx.GetCookie("redirect_to")) redirectTo = ctx.GetCookie("redirect_to")
} }
if isSucceed { if isSucceed {