InfoSec LAB

Fuse_LDAP

Created: 2 min read

LDAP

Nmap discovered LDAP services running on the target port 389,636, 3268, and 3269

Null Session

┌──(kali㉿kali)-[~/archive/htb/labs/fuse]
└─$ ldapsearch -x -H ldap://fabricorp.local:389 -s base -b ''                                                                 
# extended LDIF
#
# LDAPv3
# base <> with scope baseObject
# filter: (objectclass=*)
# requesting: ALL
#
 
#
dn:
currentTime: 20230202140618.0Z
subschemaSubentry: CN=Aggregate,CN=Schema,CN=Configuration,DC=fabricorp,DC=loc
 al
dsServiceName: CN=NTDS Settings,CN=FUSE,CN=Servers,CN=Default-First-Site-Name,
 CN=Sites,CN=Configuration,DC=fabricorp,DC=local
namingContexts: DC=fabricorp,DC=local
namingContexts: CN=Configuration,DC=fabricorp,DC=local
namingContexts: CN=Schema,CN=Configuration,DC=fabricorp,DC=local
namingContexts: DC=DomainDnsZones,DC=fabricorp,DC=local
namingContexts: DC=ForestDnsZones,DC=fabricorp,DC=local
defaultNamingContext: DC=fabricorp,DC=local
schemaNamingContext: CN=Schema,CN=Configuration,DC=fabricorp,DC=local
configurationNamingContext: CN=Configuration,DC=fabricorp,DC=local
rootDomainNamingContext: DC=fabricorp,DC=local
supportedControl: 1.2.840.113556.1.4.319
supportedControl: 1.2.840.113556.1.4.801
supportedControl: 1.2.840.113556.1.4.473
supportedControl: 1.2.840.113556.1.4.528
supportedControl: 1.2.840.113556.1.4.417
supportedControl: 1.2.840.113556.1.4.619
supportedControl: 1.2.840.113556.1.4.841
supportedControl: 1.2.840.113556.1.4.529
supportedControl: 1.2.840.113556.1.4.805
supportedControl: 1.2.840.113556.1.4.521
supportedControl: 1.2.840.113556.1.4.970
supportedControl: 1.2.840.113556.1.4.1338
supportedControl: 1.2.840.113556.1.4.474
supportedControl: 1.2.840.113556.1.4.1339
supportedControl: 1.2.840.113556.1.4.1340
supportedControl: 1.2.840.113556.1.4.1413
supportedControl: 2.16.840.1.113730.3.4.9
supportedControl: 2.16.840.1.113730.3.4.10
supportedControl: 1.2.840.113556.1.4.1504
supportedControl: 1.2.840.113556.1.4.1852
supportedControl: 1.2.840.113556.1.4.802
supportedControl: 1.2.840.113556.1.4.1907
supportedControl: 1.2.840.113556.1.4.1948
supportedControl: 1.2.840.113556.1.4.1974
supportedControl: 1.2.840.113556.1.4.1341
supportedControl: 1.2.840.113556.1.4.2026
supportedControl: 1.2.840.113556.1.4.2064
supportedControl: 1.2.840.113556.1.4.2065
supportedControl: 1.2.840.113556.1.4.2066
supportedControl: 1.2.840.113556.1.4.2090
supportedControl: 1.2.840.113556.1.4.2205
supportedControl: 1.2.840.113556.1.4.2204
supportedControl: 1.2.840.113556.1.4.2206
supportedControl: 1.2.840.113556.1.4.2211
supportedControl: 1.2.840.113556.1.4.2239
supportedControl: 1.2.840.113556.1.4.2255
supportedControl: 1.2.840.113556.1.4.2256
supportedControl: 1.2.840.113556.1.4.2309
supportedLDAPVersion: 3
supportedLDAPVersion: 2
supportedLDAPPolicies: MaxPoolThreads
supportedLDAPPolicies: MaxPercentDirSyncRequests
supportedLDAPPolicies: MaxDatagramRecv
supportedLDAPPolicies: MaxReceiveBuffer
supportedLDAPPolicies: InitRecvTimeout
supportedLDAPPolicies: MaxConnections
supportedLDAPPolicies: MaxConnIdleTime
supportedLDAPPolicies: MaxPageSize
supportedLDAPPolicies: MaxBatchReturnMessages
supportedLDAPPolicies: MaxQueryDuration
supportedLDAPPolicies: MaxDirSyncDuration
supportedLDAPPolicies: MaxTempTableSize
supportedLDAPPolicies: MaxResultSetSize
supportedLDAPPolicies: MinResultSets
supportedLDAPPolicies: MaxResultSetsPerConn
supportedLDAPPolicies: MaxNotificationPerConn
supportedLDAPPolicies: MaxValRange
supportedLDAPPolicies: MaxValRangeTransitive
supportedLDAPPolicies: ThreadMemoryLimit
supportedLDAPPolicies: SystemMemoryLimitPercent
highestCommittedUSN: 143727
supportedSASLMechanisms: GSSAPI
supportedSASLMechanisms: GSS-SPNEGO
supportedSASLMechanisms: EXTERNAL
supportedSASLMechanisms: DIGEST-MD5
dnsHostName: Fuse.fabricorp.local
ldapServiceName: fabricorp.local:fuse$@FABRICORP.LOCAL
serverName: CN=FUSE,CN=Servers,CN=Default-First-Site-Name,CN=Sites,CN=Configur
 ation,DC=fabricorp,DC=local
supportedCapabilities: 1.2.840.113556.1.4.800
supportedCapabilities: 1.2.840.113556.1.4.1670
supportedCapabilities: 1.2.840.113556.1.4.1791
supportedCapabilities: 1.2.840.113556.1.4.1935
supportedCapabilities: 1.2.840.113556.1.4.2080
supportedCapabilities: 1.2.840.113556.1.4.2237
isSynchronized: TRUE
isGlobalCatalogReady: TRUE
domainFunctionality: 7
forestFunctionality: 7
domainControllerFunctionality: 7
 
# search result
search: 2
result: 0 Success
 
# numResponses: 2
# numEntries: 1
 
┌──(kali㉿kali)-[~/archive/htb/labs/fuse]
└─$ ldapsearch -x -H ldap://fabricorp.local:389 -b 'DC=fabricorp,DC=local'     
# extended LDIF
#
# LDAPv3
# base <DC=fabricorp,DC=local> with scope subtree
# filter: (objectclass=*)
# requesting: ALL
#
 
# search result
search: 2
result: 1 Operations error
text: 000004DC: LdapErr: DSID-0C090A6C, comment: In order to perform this opera
 tion a successful bind must be completed on the connection., data 0, v3839
 
# numResponses: 1

I am only able to get DNs out of the LDAP service running on the port 389 via null session Further enumeration requires a valid credential.

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