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[LSASRV] LsapLogonUser: Support LsaTokenInformationNull logins.

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This commit is contained in:
Eric Kohl 2019-03-04 01:35:26 +01:00
parent 96466710f8
commit ef4ee94feb
1 changed files with 72 additions and 5 deletions
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77
dll/win32/lsasrv/authpackage.c
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@ -17,6 +17,12 @@ typedef enum _LSA_TOKEN_INFORMATION_TYPE
LsaTokenInformationV1 LsaTokenInformationV1
} LSA_TOKEN_INFORMATION_TYPE, *PLSA_TOKEN_INFORMATION_TYPE; } LSA_TOKEN_INFORMATION_TYPE, *PLSA_TOKEN_INFORMATION_TYPE;
typedef struct _LSA_TOKEN_INFORMATION_NULL
{
LARGE_INTEGER ExpirationTime;
PTOKEN_GROUPS Groups;
} LSA_TOKEN_INFORMATION_NULL, *PLSA_TOKEN_INFORMATION_NULL;
typedef struct _LSA_TOKEN_INFORMATION_V1 typedef struct _LSA_TOKEN_INFORMATION_V1
{ {
LARGE_INTEGER ExpirationTime; LARGE_INTEGER ExpirationTime;
@ -1365,6 +1371,7 @@ LsapLogonUser(PLSA_API_MSG RequestMsg,
SECURITY_QUALITY_OF_SERVICE Qos; SECURITY_QUALITY_OF_SERVICE Qos;
LSA_TOKEN_INFORMATION_TYPE TokenInformationType; LSA_TOKEN_INFORMATION_TYPE TokenInformationType;
PVOID TokenInformation = NULL; PVOID TokenInformation = NULL;
PLSA_TOKEN_INFORMATION_NULL TokenInfo0 = NULL;
PLSA_TOKEN_INFORMATION_V1 TokenInfo1 = NULL; PLSA_TOKEN_INFORMATION_V1 TokenInfo1 = NULL;
PUNICODE_STRING AccountName = NULL; PUNICODE_STRING AccountName = NULL;
PUNICODE_STRING AuthenticatingAuthority = NULL; PUNICODE_STRING AuthenticatingAuthority = NULL;
@ -1549,9 +1556,50 @@ LsapLogonUser(PLSA_API_MSG RequestMsg,
goto done; goto done;
} }
if (TokenInformationType == LsaTokenInformationV1) if (TokenInformationType == LsaTokenInformationNull)
{ {
TOKEN_PRIVILEGES NoPrivilege = {0}; TOKEN_USER TokenUser;
TOKEN_PRIMARY_GROUP TokenPrimaryGroup;
TOKEN_GROUPS NoGroups = {0};
TOKEN_PRIVILEGES NoPrivileges = {0};
TokenInfo0 = (PLSA_TOKEN_INFORMATION_NULL)TokenInformation;
TokenUser.User.Sid = LsapWorldSid;
TokenUser.User.Attributes = 0;
TokenPrimaryGroup.PrimaryGroup = LsapWorldSid;
Qos.Length = sizeof(SECURITY_QUALITY_OF_SERVICE);
Qos.ImpersonationLevel = SecurityImpersonation;
Qos.ContextTrackingMode = SECURITY_STATIC_TRACKING;
Qos.EffectiveOnly = TRUE;
ObjectAttributes.Length = sizeof(OBJECT_ATTRIBUTES);
ObjectAttributes.RootDirectory = NULL;
ObjectAttributes.ObjectName = NULL;
ObjectAttributes.Attributes = 0;
ObjectAttributes.SecurityDescriptor = NULL;
ObjectAttributes.SecurityQualityOfService = &Qos;
/* Create the logon token */
Status = NtCreateToken(&TokenHandle,
TOKEN_ALL_ACCESS,
&ObjectAttributes,
TokenImpersonation,
&RequestMsg->LogonUser.Reply.LogonId,
&TokenInfo0->ExpirationTime,
&TokenUser,
&NoGroups,
&NoPrivileges,
NULL,
&TokenPrimaryGroup,
NULL,
&RequestMsg->LogonUser.Request.SourceContext);
}
else if (TokenInformationType == LsaTokenInformationV1)
{
TOKEN_PRIVILEGES NoPrivileges = {0};
TokenInfo1 = (PLSA_TOKEN_INFORMATION_V1)TokenInformation; TokenInfo1 = (PLSA_TOKEN_INFORMATION_V1)TokenInformation;
Qos.Length = sizeof(SECURITY_QUALITY_OF_SERVICE); Qos.Length = sizeof(SECURITY_QUALITY_OF_SERVICE);
@ -1575,8 +1623,7 @@ LsapLogonUser(PLSA_API_MSG RequestMsg,
&TokenInfo1->ExpirationTime, &TokenInfo1->ExpirationTime,
&TokenInfo1->User, &TokenInfo1->User,
TokenInfo1->Groups, TokenInfo1->Groups,
TokenInfo1->Privileges ? TokenInfo1->Privileges TokenInfo1->Privileges ? TokenInfo1->Privileges : &NoPrivileges,
: &NoPrivilege,
&TokenInfo1->Owner, &TokenInfo1->Owner,
&TokenInfo1->PrimaryGroup, &TokenInfo1->PrimaryGroup,
&TokenInfo1->DefaultDacl, &TokenInfo1->DefaultDacl,
@ -1659,7 +1706,27 @@ done:
/* Free the token information */ /* Free the token information */
if (TokenInformation != NULL) if (TokenInformation != NULL)
{ {
if (TokenInformationType == LsaTokenInformationV1) if (TokenInformationType == LsaTokenInformationNull)
{
TokenInfo0 = (PLSA_TOKEN_INFORMATION_NULL)TokenInformation;
if (TokenInfo0 != NULL)
{
if (TokenInfo0->Groups != NULL)
{
for (i = 0; i < TokenInfo0->Groups->GroupCount; i++)
{
if (TokenInfo0->Groups->Groups[i].Sid != NULL)
LsapFreeHeap(TokenInfo0->Groups->Groups[i].Sid);
}
LsapFreeHeap(TokenInfo0->Groups);
}
LsapFreeHeap(TokenInfo0);
}
}
else if (TokenInformationType == LsaTokenInformationV1)
{ {
TokenInfo1 = (PLSA_TOKEN_INFORMATION_V1)TokenInformation; TokenInfo1 = (PLSA_TOKEN_INFORMATION_V1)TokenInformation;