|
|
|
|
unchanged:
|
|
|
|
|
--- b/plugins/sudoers/auth/pam.c
|
|
|
|
|
+++ b/plugins/sudoers/auth/pam.c
|
|
|
|
|
@@ -210,59 +210,71 @@
|
|
|
|
|
sudo_pam_approval(struct passwd *pw, sudo_auth *auth, bool exempt)
|
|
|
|
|
{
|
|
|
|
|
const char *s;
|
|
|
|
|
+ int rc, status = AUTH_SUCCESS;
|
|
|
|
|
int *pam_status = (int *) auth->data;
|
|
|
|
|
debug_decl(sudo_pam_approval, SUDOERS_DEBUG_AUTH)
|
|
|
|
|
|
|
|
|
|
- *pam_status = pam_acct_mgmt(pamh, PAM_SILENT);
|
|
|
|
|
- switch (*pam_status) {
|
|
|
|
|
+ rc = pam_acct_mgmt(pamh, PAM_SILENT);
|
|
|
|
|
+ switch (rc) {
|
|
|
|
|
case PAM_SUCCESS:
|
|
|
|
|
- debug_return_int(AUTH_SUCCESS);
|
|
|
|
|
+ break;
|
|
|
|
|
case PAM_AUTH_ERR:
|
|
|
|
|
log_warningx(0, N_("account validation failure, "
|
|
|
|
|
"is your account locked?"));
|
|
|
|
|
- debug_return_int(AUTH_FATAL);
|
|
|
|
|
+ status = AUTH_FATAL;
|
|
|
|
|
+ break;
|
|
|
|
|
case PAM_NEW_AUTHTOK_REQD:
|
|
|
|
|
/* Ignore if user is exempt from password restrictions. */
|
|
|
|
|
- if (exempt)
|
|
|
|
|
- debug_return_int(AUTH_SUCCESS);
|
|
|
|
|
+ if (exempt) {
|
|
|
|
|
+ rc = *pam_status;
|
|
|
|
|
+ break;
|
|
|
|
|
+ }
|
|
|
|
|
/* New password required, try to change it. */
|
|
|
|
|
log_warningx(0, N_("Account or password is "
|
|
|
|
|
"expired, reset your password and try again"));
|
|
|
|
|
- *pam_status = pam_chauthtok(pamh,
|
|
|
|
|
- PAM_CHANGE_EXPIRED_AUTHTOK);
|
|
|
|
|
- if (*pam_status == PAM_SUCCESS)
|
|
|
|
|
- debug_return_int(AUTH_SUCCESS);
|
|
|
|
|
- if ((s = pam_strerror(pamh, *pam_status)) == NULL)
|
|
|
|
|
+ rc = pam_chauthtok(pamh, PAM_CHANGE_EXPIRED_AUTHTOK);
|
|
|
|
|
+ if (rc == PAM_SUCCESS)
|
|
|
|
|
+ break;
|
|
|
|
|
+ if ((s = pam_strerror(pamh, rc)) == NULL)
|
|
|
|
|
s = "unknown error";
|
|
|
|
|
log_warningx(0,
|
|
|
|
|
N_("unable to change expired password: %s"), s);
|
|
|
|
|
- debug_return_int(AUTH_FAILURE);
|
|
|
|
|
+ status = AUTH_FAILURE;
|
|
|
|
|
+ break;
|
|
|
|
|
case PAM_AUTHTOK_EXPIRED:
|
|
|
|
|
/* Ignore if user is exempt from password restrictions. */
|
|
|
|
|
- if (exempt)
|
|
|
|
|
- debug_return_int(AUTH_SUCCESS);
|
|
|
|
|
+ if (exempt) {
|
|
|
|
|
+ rc = *pam_status;
|
|
|
|
|
+ break;
|
|
|
|
|
+ }
|
|
|
|
|
/* Password expired, cannot be updated by user. */
|
|
|
|
|
log_warningx(0,
|
|
|
|
|
N_("Password expired, contact your system administrator"));
|
|
|
|
|
- debug_return_int(AUTH_FATAL);
|
|
|
|
|
+ status = AUTH_FATAL;
|
|
|
|
|
+ break;
|
|
|
|
|
case PAM_ACCT_EXPIRED:
|
|
|
|
|
log_warningx(0,
|
|
|
|
|
N_("Account expired or PAM config lacks an \"account\" "
|
|
|
|
|
"section for sudo, contact your system administrator"));
|
|
|
|
|
- debug_return_int(AUTH_FATAL);
|
|
|
|
|
+ status = AUTH_FATAL;
|
|
|
|
|
+ break;
|
|
|
|
|
case PAM_AUTHINFO_UNAVAIL:
|
|
|
|
|
case PAM_MAXTRIES:
|
|
|
|
|
case PAM_PERM_DENIED:
|
|
|
|
|
- s = pam_strerror(pamh, *pam_status);
|
|
|
|
|
+ s = pam_strerror(pamh, rc);
|
|
|
|
|
log_warningx(0, N_("PAM account management error: %s"),
|
|
|
|
|
s ? s : "unknown error");
|
|
|
|
|
- debug_return_int(AUTH_FAILURE);
|
|
|
|
|
+ status = AUTH_FAILURE;
|
|
|
|
|
+ break;
|
|
|
|
|
default:
|
|
|
|
|
- s = pam_strerror(pamh, *pam_status);
|
|
|
|
|
+ s = pam_strerror(pamh, rc);
|
|
|
|
|
log_warningx(0, N_("PAM account management error: %s"),
|
|
|
|
|
s ? s : "unknown error");
|
|
|
|
|
- debug_return_int(AUTH_FATAL);
|
|
|
|
|
+ status = AUTH_FATAL;
|
|
|
|
|
+ break;
|
|
|
|
|
}
|
|
|
|
|
+ *pam_status = rc;
|
|
|
|
|
+ debug_return_int(status);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
int
|
|
|
|
|
unchanged:
|
|
|
|
|
--- a/doc/sudoers.cat
|
|
|
|
|
+++ b/doc/sudoers.cat
|
|
|
|
|
@@ -1286,6 +1286,17 @@ SSUUDDOOEERRSS OOPPTTIIOONNSS
|
|
|
|
|
well as the _P_r_e_v_e_n_t_i_n_g _s_h_e_l_l _e_s_c_a_p_e_s section at the end
|
|
|
|
|
of this manual. This flag is _o_f_f by default.
|
|
|
|
|
|
|
|
|
|
+ pam_acct_mgmt On systems that use PAM for authentication, ssuuddoo will
|
|
|
|
|
+ perform PAM account validation for the invoking user by
|
|
|
|
|
+ default. The actual checks performed depend on which
|
|
|
|
|
+ PAM modules are configured. If enabled, account
|
|
|
|
|
+ validation will be performed regardless of whether or
|
|
|
|
|
+ not a password is required. This flag is _o_n by
|
|
|
|
|
+ default.
|
|
|
|
|
+
|
|
|
|
|
+ This setting is only supported by version 1.8.28 or
|
|
|
|
|
+ higher.
|
|
|
|
|
+
|
|
|
|
|
pam_session On systems that use PAM for authentication, ssuuddoo will
|
|
|
|
|
create a new PAM session for the command to be run in.
|
|
|
|
|
Disabling _p_a_m___s_e_s_s_i_o_n may be needed on older PAM
|
|
|
|
|
unchanged:
|
|
|
|
|
--- a/doc/sudoers.man.in
|
|
|
|
|
+++ b/doc/sudoers.man.in
|
|
|
|
|
@@ -2722,6 +2722,19 @@ This flag is
|
|
|
|
|
\fIoff\fR
|
|
|
|
|
by default.
|
|
|
|
|
.TP 18n
|
|
|
|
|
+pam_acct_mgmt
|
|
|
|
|
+On systems that use PAM for authentication,
|
|
|
|
|
+\fBsudo\fR
|
|
|
|
|
+will perform PAM account validation for the invoking user by default.
|
|
|
|
|
+The actual checks performed depend on which PAM modules are configured.
|
|
|
|
|
+If enabled, account validation will be performed regardless of whether
|
|
|
|
|
+or not a password is required.
|
|
|
|
|
+This flag is
|
|
|
|
|
+\fIon\fR
|
|
|
|
|
+by default.
|
|
|
|
|
+.sp
|
|
|
|
|
+This setting is only supported by version 1.8.28 or higher.
|
|
|
|
|
+.TP 18n
|
|
|
|
|
pam_session
|
|
|
|
|
On systems that use PAM for authentication,
|
|
|
|
|
\fBsudo\fR
|
|
|
|
|
unchanged:
|
|
|
|
|
--- a/doc/sudoers.mdoc.in
|
|
|
|
|
+++ b/doc/sudoers.mdoc.in
|
|
|
|
|
@@ -2560,6 +2560,18 @@ section at the end of this manual.
|
|
|
|
|
This flag is
|
|
|
|
|
.Em off
|
|
|
|
|
by default.
|
|
|
|
|
+.It pam_acct_mgmt
|
|
|
|
|
+On systems that use PAM for authentication,
|
|
|
|
|
+.Nm sudo
|
|
|
|
|
+will perform PAM account validation for the invoking user by default.
|
|
|
|
|
+The actual checks performed depend on which PAM modules are configured.
|
|
|
|
|
+If enabled, account validation will be performed regardless of whether
|
|
|
|
|
+or not a password is required.
|
|
|
|
|
+This flag is
|
|
|
|
|
+.Em on
|
|
|
|
|
+by default.
|
|
|
|
|
+.Pp
|
|
|
|
|
+This setting is only supported by version 1.8.28 or higher.
|
|
|
|
|
.It pam_session
|
|
|
|
|
On systems that use PAM for authentication,
|
|
|
|
|
.Nm sudo
|
|
|
|
|
only in patch2:
|
|
|
|
|
unchanged:
|
|
|
|
|
--- ./plugins/sudoers/auth/pam.c.pamm 2019-01-11 21:30:17.000000000 +0100
|
|
|
|
|
+++ ./plugins/sudoers/auth/pam.c 2019-08-02 15:14:38.980077956 +0200
|
|
|
|
|
@@ -214,66 +214,68 @@ sudo_pam_approval(struct passwd *pw, sud
|
|
|
|
|
int *pam_status = (int *) auth->data;
|
|
|
|
|
debug_decl(sudo_pam_approval, SUDOERS_DEBUG_AUTH)
|
|
|
|
|
|
|
|
|
|
- rc = pam_acct_mgmt(pamh, PAM_SILENT);
|
|
|
|
|
- switch (rc) {
|
|
|
|
|
- case PAM_SUCCESS:
|
|
|
|
|
- break;
|
|
|
|
|
- case PAM_AUTH_ERR:
|
|
|
|
|
- log_warningx(0, N_("account validation failure, "
|
|
|
|
|
- "is your account locked?"));
|
|
|
|
|
- status = AUTH_FATAL;
|
|
|
|
|
- break;
|
|
|
|
|
- case PAM_NEW_AUTHTOK_REQD:
|
|
|
|
|
- /* Ignore if user is exempt from password restrictions. */
|
|
|
|
|
- if (exempt) {
|
|
|
|
|
- rc = *pam_status;
|
|
|
|
|
- break;
|
|
|
|
|
- }
|
|
|
|
|
- /* New password required, try to change it. */
|
|
|
|
|
- log_warningx(0, N_("Account or password is "
|
|
|
|
|
- "expired, reset your password and try again"));
|
|
|
|
|
- rc = pam_chauthtok(pamh, PAM_CHANGE_EXPIRED_AUTHTOK);
|
|
|
|
|
- if (rc == PAM_SUCCESS)
|
|
|
|
|
- break;
|
|
|
|
|
- if ((s = pam_strerror(pamh, rc)) == NULL)
|
|
|
|
|
- s = "unknown error";
|
|
|
|
|
- log_warningx(0,
|
|
|
|
|
- N_("unable to change expired password: %s"), s);
|
|
|
|
|
- status = AUTH_FAILURE;
|
|
|
|
|
- break;
|
|
|
|
|
- case PAM_AUTHTOK_EXPIRED:
|
|
|
|
|
- /* Ignore if user is exempt from password restrictions. */
|
|
|
|
|
- if (exempt) {
|
|
|
|
|
- rc = *pam_status;
|
|
|
|
|
- break;
|
|
|
|
|
- }
|
|
|
|
|
- /* Password expired, cannot be updated by user. */
|
|
|
|
|
- log_warningx(0,
|
|
|
|
|
- N_("Password expired, contact your system administrator"));
|
|
|
|
|
- status = AUTH_FATAL;
|
|
|
|
|
- break;
|
|
|
|
|
- case PAM_ACCT_EXPIRED:
|
|
|
|
|
- log_warningx(0,
|
|
|
|
|
- N_("Account expired or PAM config lacks an \"account\" "
|
|
|
|
|
- "section for sudo, contact your system administrator"));
|
|
|
|
|
- status = AUTH_FATAL;
|
|
|
|
|
- break;
|
|
|
|
|
- case PAM_AUTHINFO_UNAVAIL:
|
|
|
|
|
- case PAM_MAXTRIES:
|
|
|
|
|
- case PAM_PERM_DENIED:
|
|
|
|
|
- s = pam_strerror(pamh, rc);
|
|
|
|
|
- log_warningx(0, N_("PAM account management error: %s"),
|
|
|
|
|
- s ? s : "unknown error");
|
|
|
|
|
- status = AUTH_FAILURE;
|
|
|
|
|
- break;
|
|
|
|
|
- default:
|
|
|
|
|
- s = pam_strerror(pamh, rc);
|
|
|
|
|
- log_warningx(0, N_("PAM account management error: %s"),
|
|
|
|
|
- s ? s : "unknown error");
|
|
|
|
|
- status = AUTH_FATAL;
|
|
|
|
|
- break;
|
|
|
|
|
+ if (def_pam_acct_mgmt) {
|
|
|
|
|
+ rc = pam_acct_mgmt(pamh, PAM_SILENT);
|
|
|
|
|
+ switch (rc) {
|
|
|
|
|
+ case PAM_SUCCESS:
|
|
|
|
|
+ break;
|
|
|
|
|
+ case PAM_AUTH_ERR:
|
|
|
|
|
+ log_warningx(0, N_("account validation failure, "
|
|
|
|
|
+ "is your account locked?"));
|
|
|
|
|
+ status = AUTH_FATAL;
|
|
|
|
|
+ break;
|
|
|
|
|
+ case PAM_NEW_AUTHTOK_REQD:
|
|
|
|
|
+ /* Ignore if user is exempt from password restrictions. */
|
|
|
|
|
+ if (exempt) {
|
|
|
|
|
+ rc = *pam_status;
|
|
|
|
|
+ break;
|
|
|
|
|
+ }
|
|
|
|
|
+ /* New password required, try to change it. */
|
|
|
|
|
+ log_warningx(0, N_("Account or password is "
|
|
|
|
|
+ "expired, reset your password and try again"));
|
|
|
|
|
+ rc = pam_chauthtok(pamh, PAM_CHANGE_EXPIRED_AUTHTOK);
|
|
|
|
|
+ if (rc == PAM_SUCCESS)
|
|
|
|
|
+ break;
|
|
|
|
|
+ if ((s = pam_strerror(pamh, rc)) == NULL)
|
|
|
|
|
+ s = "unknown error";
|
|
|
|
|
+ log_warningx(0,
|
|
|
|
|
+ N_("unable to change expired password: %s"), s);
|
|
|
|
|
+ status = AUTH_FAILURE;
|
|
|
|
|
+ break;
|
|
|
|
|
+ case PAM_AUTHTOK_EXPIRED:
|
|
|
|
|
+ /* Ignore if user is exempt from password restrictions. */
|
|
|
|
|
+ if (exempt) {
|
|
|
|
|
+ rc = *pam_status;
|
|
|
|
|
+ break;
|
|
|
|
|
+ }
|
|
|
|
|
+ /* Password expired, cannot be updated by user. */
|
|
|
|
|
+ log_warningx(0,
|
|
|
|
|
+ N_("Password expired, contact your system administrator"));
|
|
|
|
|
+ status = AUTH_FATAL;
|
|
|
|
|
+ break;
|
|
|
|
|
+ case PAM_ACCT_EXPIRED:
|
|
|
|
|
+ log_warningx(0,
|
|
|
|
|
+ N_("Account expired or PAM config lacks an \"account\" "
|
|
|
|
|
+ "section for sudo, contact your system administrator"));
|
|
|
|
|
+ status = AUTH_FATAL;
|
|
|
|
|
+ break;
|
|
|
|
|
+ case PAM_AUTHINFO_UNAVAIL:
|
|
|
|
|
+ case PAM_MAXTRIES:
|
|
|
|
|
+ case PAM_PERM_DENIED:
|
|
|
|
|
+ s = pam_strerror(pamh, rc);
|
|
|
|
|
+ log_warningx(0, N_("PAM account management error: %s"),
|
|
|
|
|
+ s ? s : "unknown error");
|
|
|
|
|
+ status = AUTH_FAILURE;
|
|
|
|
|
+ break;
|
|
|
|
|
+ default:
|
|
|
|
|
+ s = pam_strerror(pamh, rc);
|
|
|
|
|
+ log_warningx(0, N_("PAM account management error: %s"),
|
|
|
|
|
+ s ? s : "unknown error");
|
|
|
|
|
+ status = AUTH_FATAL;
|
|
|
|
|
+ break;
|
|
|
|
|
+ }
|
|
|
|
|
+ *pam_status = rc;
|
|
|
|
|
}
|
|
|
|
|
- *pam_status = rc;
|
|
|
|
|
debug_return_int(status);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
only in patch2:
|
|
|
|
|
unchanged:
|
|
|
|
|
--- ./plugins/sudoers/defaults.c.pamm 2019-08-02 15:14:38.973077882 +0200
|
|
|
|
|
+++ ./plugins/sudoers/defaults.c 2019-08-02 15:14:38.987078030 +0200
|
|
|
|
|
@@ -642,6 +642,7 @@ init_defaults(void)
|
|
|
|
|
if ((def_editor = strdup(EDITOR)) == NULL)
|
|
|
|
|
goto oom;
|
|
|
|
|
def_set_utmp = true;
|
|
|
|
|
+ def_pam_acct_mgmt = true;
|
|
|
|
|
def_pam_setcred = true;
|
|
|
|
|
def_syslog_maxlen = MAXSYSLOGLEN;
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def_case_insensitive_user = true;
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only in patch2:
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unchanged:
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--- ./plugins/sudoers/def_data.c.pamm 2019-08-02 15:14:38.976077914 +0200
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+++ ./plugins/sudoers/def_data.c 2019-08-02 15:20:37.592876029 +0200
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@@ -502,6 +502,10 @@ struct sudo_defs_types sudo_defs_table[]
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N_("Don't fork and wait for the command to finish, just exec it"),
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NULL,
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}, {
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+ "pam_acct_mgmt", T_FLAG,
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+ N_("Perform PAM account validation management"),
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+ NULL,
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+ }, {
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NULL, 0, NULL
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}
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};
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only in patch2:
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unchanged:
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|
--- ./plugins/sudoers/def_data.h.pamm 2019-08-02 15:14:38.976077914 +0200
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+++ ./plugins/sudoers/def_data.h 2019-08-02 15:14:38.987078030 +0200
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@@ -230,6 +230,8 @@
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#define def_legacy_group_processing (sudo_defs_table[I_LEGACY_GROUP_PROCESSING].sd_un.flag)
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#define I_CMND_NO_WAIT 115
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|
#define def_cmnd_no_wait (sudo_defs_table[I_CMND_NO_WAIT].sd_un.flag)
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|
|
+#define I_PAM_ACCT_MGMT 116
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+#define def_pam_acct_mgmt (sudo_defs_table[I_PAM_ACCT_MGMT].sd_un.flag)
|
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|
|
enum def_tuple {
|
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|
|
never,
|
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|
|
|
only in patch2:
|
|
|
|
|
unchanged:
|
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|
|
|
--- ./plugins/sudoers/def_data.in.pamm 2019-08-02 15:14:38.976077914 +0200
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|
|
+++ ./plugins/sudoers/def_data.in 2019-08-02 15:14:38.987078030 +0200
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@@ -363,3 +363,6 @@ legacy_group_processing
|
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|
|
cmnd_no_wait
|
|
|
|
|
T_FLAG
|
|
|
|
|
"Don't fork and wait for the command to finish, just exec it"
|
|
|
|
|
+pam_acct_mgmt
|
|
|
|
|
+ T_FLAG
|
|
|
|
|
+ "Perform PAM account validation management"
|