enhancement: same site strict cookies

use same site strict cookie option

changelog/unreleased/enhancement-strict-same-site-cookie

@@ -0,0 +1,5 @@
+Enhancement: Make IDP cookies same site strict
+
+IDP cookies are now set to same site strict. This is a security enhancement to prevent CSRF attacks.
+
+https://github.com/owncloud/ocis/pull/8410

go.mod

@@ -357,6 +357,8 @@ replace github.com/studio-b12/gowebdav => github.com/aduffeck/gowebdav v0.0.0-20
 
 replace github.com/egirna/icap-client => github.com/fschade/icap-client v0.0.0-20240123094924-5af178158eaf
 
+replace github.com/libregraph/lico => github.com/fschade/lico v0.0.0-20240321172937-a192d78ee2f9
+
 // exclude the v2 line of go-sqlite3 which was released accidentally and prevents pulling in newer versions of go-sqlite3
 // see https://github.com/mattn/go-sqlite3/issues/965 for more details
 exclude github.com/mattn/go-sqlite3 v2.0.3+incompatible

go.sum

@@ -1116,6 +1116,8 @@ github.com/frankban/quicktest v1.14.6 h1:7Xjx+VpznH+oBnejlPUj8oUpdxnVs4f8XU8WnHk
 github.com/frankban/quicktest v1.14.6/go.mod h1:4ptaffx2x8+WTWXmUCuVU6aPUX1/Mz7zb5vbUoiM6w0=
 github.com/fschade/icap-client v0.0.0-20240123094924-5af178158eaf h1:3IzYXRblwIxeis+EtLLWTK0QitcefZT7YfpF7jfTFYA=
 github.com/fschade/icap-client v0.0.0-20240123094924-5af178158eaf/go.mod h1:Curjbe9P7SKWAtoXuu/huL8VnqzuBzetEpEPt9TLToE=
+github.com/fschade/lico v0.0.0-20240321172937-a192d78ee2f9 h1:CpyVZ+shO3e3O6dv5EqCG9NWil2otfTnwLeNxOtn/6I=
+github.com/fschade/lico v0.0.0-20240321172937-a192d78ee2f9/go.mod h1:TgZGBAYzVRQSRdBC8PgGQKjYhtXuTr6UCM3ZZyGTleQ=
 github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
 github.com/fsnotify/fsnotify v1.4.9/go.mod h1:znqG4EE+3YCdAaPaxE2ZRY/06pZUdp0tY4IgpuI1SZQ=
 github.com/fsnotify/fsnotify v1.7.0 h1:8JEhPFa5W2WU7YfeZzPNqzMP6Lwt7L2715Ggo0nosvA=
@@ -1618,8 +1620,6 @@ github.com/leonelquinteros/gotext v1.5.3-0.20230317130943-71a59c05b2c1 h1:k56sFO
 github.com/leonelquinteros/gotext v1.5.3-0.20230317130943-71a59c05b2c1/go.mod h1:AT4NpQrOmyj1L/+hLja6aR0lk81yYYL4ePnj2kp7d6M=
 github.com/libregraph/idm v0.4.1-0.20231213140724-56a222fb4215 h1:Yw/I6l/0S/zDq2Hnibvwy8cVLpMaBwDe0aUSv/FNU6U=
 github.com/libregraph/idm v0.4.1-0.20231213140724-56a222fb4215/go.mod h1:h/B7mB5OqrsrobydErMGewHxonYDKjGOaJsFabXyRo8=
-github.com/libregraph/lico v0.61.2 h1:sU8eQ2E9Uq5wnTkD33YX5+gRj59MkPLgDVoB72L1q8w=
-github.com/libregraph/lico v0.61.2/go.mod h1:TgZGBAYzVRQSRdBC8PgGQKjYhtXuTr6UCM3ZZyGTleQ=
 github.com/libregraph/oidc-go v1.0.0 h1:l2tE/EwLyLXVy0B5BuVKgIFX9pNpz/5J3x5IBw0KEhc=
 github.com/libregraph/oidc-go v1.0.0/go.mod h1:7TRHrY/H1Vg6JqFjV0oAe1+kN+mGFBqXYvclSyvhRyc=
 github.com/linode/linodego v0.25.3/go.mod h1:GSBKPpjoQfxEfryoCRcgkuUOCuVtGHWhzI8OMdycNTE=

services/idp/pkg/backends/cs3/bootstrap/cs3.go

@@ -25,6 +25,7 @@ import (
 	"github.com/libregraph/lico/identifier"
 	"github.com/libregraph/lico/identity"
 	"github.com/libregraph/lico/identity/managers"
+
 	cs3 "github.com/owncloud/ocis/v2/services/idp/pkg/backends/cs3/identifier"
 )
 
@@ -88,12 +89,18 @@ func NewIdentityManager(bs bootstrap.Bootstrap) (identity.Manager, error) {
 	activeIdentifier, err := identifier.NewIdentifier(&identifier.Config{
 		Config: config.Config,
 
-		BaseURI:         config.IssuerIdentifierURI,
-		PathPrefix:      bs.MakeURIPath(bootstrap.APITypeSignin, ""),
-		StaticFolder:    config.IdentifierClientPath,
-		LogonCookieName: "__Secure-KKT", // Kopano-Konnect-Token
-		ScopesConf:      config.IdentifierScopesConf,
-		WebAppDisabled:  config.IdentifierClientDisabled,
+		BaseURI:        config.IssuerIdentifierURI,
+		PathPrefix:     bs.MakeURIPath(bootstrap.APITypeSignin, ""),
+		StaticFolder:   config.IdentifierClientPath,
+		ScopesConf:     config.IdentifierScopesConf,
+		WebAppDisabled: config.IdentifierClientDisabled,
+
+		LogonCookieName:     "__Secure-KKT", // Kopano-Konnect-Token
+		LogonCookieSameSite: config.CookieSameSite,
+
+		ConsentCookieSameSite: config.CookieSameSite,
+
+		StateCookieSameSite: config.CookieSameSite,
 
 		AuthorizationEndpointURI: fullAuthorizationEndpointURL,
 		SignedOutEndpointURI:     fullSignedOutEndpointURL,

services/idp/pkg/config/config.go

@@ -2,6 +2,7 @@ package config
 
 import (
 	"context"
+	"net/http"
 
 	"github.com/owncloud/ocis/v2/ocis-pkg/shared"
 )
@@ -112,6 +113,7 @@ type Settings struct {
 
 	CookieBackendURI string
 	CookieNames      []string
+	CookieSameSite   http.SameSite
 
 	AccessTokenDurationSeconds        uint64 `yaml:"access_token_duration_seconds" env:"IDP_ACCESS_TOKEN_EXPIRATION" desc:"'Access token lifespan in seconds (time before an access token is expired).'" introductionVersion:"pre5.0"`
 	IDTokenDurationSeconds            uint64 `yaml:"id_token_duration_seconds" env:"IDP_ID_TOKEN_EXPIRATION" desc:"ID token lifespan in seconds (time before an ID token is expired)." introductionVersion:"pre5.0"`

services/idp/pkg/config/defaults/defaultconfig.go

@@ -1,6 +1,7 @@
 package defaults
 
 import (
+	"net/http"
 	"path/filepath"
 	"strings"
 
@@ -64,6 +65,7 @@ func DefaultConfig() *config.Config {
 			ValidationKeysPath:                "",
 			CookieBackendURI:                  "",
 			CookieNames:                       nil,
+			CookieSameSite:                    http.SameSiteStrictMode,
 			AccessTokenDurationSeconds:        60 * 5,            // 5 minutes
 			IDTokenDurationSeconds:            60 * 5,            // 5 minutes
 			RefreshTokenDurationSeconds:       60 * 60 * 24 * 30, // 30 days