126 results · Feed
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High 8.1
Samba: access control bypass via vfs_ceph_rgw case-insensitive open
An access control bypass flaw was identified in Samba's vfs_ceph_rgw module in it's openat() function. An authenticated user can bypass access controls to read or overwrite restricted files on shares configured with the experimental vfs_ceph_rgw module. When …
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Medium 6.5
Samba: ctdb fails to do integrity checking of received packets
A flaw was found in Samba's CTDB, the clustered database service used by Samba. Insufficient integrity validation of received CTDB protocol packets allows malformed packets containing invalid field lengths, improperly terminated strings, or inconsistent packe…
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Medium 5.3
Samba: kpasswd service: kpasswd packet that contains malformed asn.1 might cause the server to access 6 bytes of unallocated memory leading server to crash
An out-of-bounds read flaw was found in Samba's Kerberos Key Distribution Center's (KDC) password change (kpasswd) service. When processing malformed ASN.1-encoded Kerberos password change request, Samba server miscalculates the structure size and attempts to…
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High 8.8CVE-2026-58222 Public exploit
Samba: samba ad ldap compare filter injection and trusted-request confusion disclose protected attributes
A security flaw combining LDAP filter injection and improper authorization checks was found in Samba Active Directory Domain Controller (AD DC). When processing LDAP Compare requests, Samba fails to properly validate user-supplied attribute names and executes…
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Medium 5.3
Samba: dns signing dos via tkey name cache exhaustion
A flaw was found in Samba's internal DNS server where unauthenticated TKEY registration requests were added to the TKEY name cache before being rejected. A remote, unauthenticated attacker can exploit this behavior by sending a large number of TKEY requests w…
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Medium 6.1
Samba-winbind: samba: pam_winbind mkhomedir chowns critical system paths without validation
A flaw was found in samba's pam_winbind. When mkhomedir is enabled, pam_winbind chowns the target account's home directory without validating the path is not a critical system directory such as /. On affected systems, accounts with / as their home directory (…
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High 7.5
Samba: denial of service against ad dc wins server
A flaw was found in Samba’s WINS server component when running as an Active Directory Domain Controller. The WINS protocol handlers for certain request types did not properly validate incoming packets, allowing an unauthenticated remote attacker to trigger a …
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Critical 9.0
Samba: remote code execution in samr
A flaw was found in Samba. A remote attacker can exploit a misconfiguration in Samba file servers and classic domain controllers that use the "check password script" feature. If this script is configured with the %u substitution character, the client-controll…
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High 7.1
Samba: missing access check on reparse point operations
A flaw was found in Samba’s handling of NTFS-style reparse points on shares configured with read only = yes. Due to missing SMB-layer access checks, authenticated users with underlying filesystem write permissions may create or delete reparse point metadata t…
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Medium 6.5
Samba: vfs_worm does not block directory modification
A flaw was found in Samba’s vfs_worm module. The module is intended to provide write-once, read-many (WORM) protections by preventing modification of files after a configurable grace period. Due to insufficient validation during rename operations, an authenti…
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High 8.0
Samba: group policy certificate enrollment uses http:// without validation
A flaw was found in Samba’s certificate auto-enrollment Group Policy handling. When certificate auto-enrollment is enabled, Samba may retrieve a CA certificate over an unencrypted HTTP connection and install it into the local trust store without proper verifi…
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Critical 9.0
Samba: samba: remote code execution in printing subsystem via unescaped job description
A flaw was found in the Samba printing subsystem. Samba passes the client-controlled job description string to the command configured with the "print command" setting via the "%J" substitution character without escaping shell meta characters. A remote attacke…
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Critical 10.0
Samba: command injection in wins server hook script
A flaw was found in Samba, in the front-end WINS hook handling: NetBIOS names from registration packets are passed to a shell without proper validation or escaping. Unsanitized NetBIOS name data from WINS registration packets are inserted into a shell command…
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Medium 4.3
Samba: vfs_streams_xattr uninitialized memory write possible
A flaw was found in Samba, in the vfs_streams_xattr module, where uninitialized heap memory could be written into alternate data streams. This allows an authenticated user to read residual memory content that may include sensitive data, resulting in an inform…
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High 7.5
Samba: check attribute access rights for ldap adds of computers
A vulnerability was found in Samba where a delegated administrator with permission to create objects in Active Directory can write to all attributes of the newly created object, including security-sensitive attributes, even after the object's creation. This i…
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High 7.5
Samba: ad dc password exposure to privileged users and rodcs
A design flaw was found in Samba's DirSync control implementation, which exposes passwords and secrets in Active Directory to privileged users and Read-Only Domain Controllers (RODCs). This flaw allows RODCs and users possessing the GET_CHANGES right to acces…
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Medium 6.5
Samba: "rpcecho" development server allows denial of service via sleep() call on ad dc
A vulnerability was found in Samba's "rpcecho" development server, a non-Windows RPC server used to test Samba's DCE/RPC stack elements. This vulnerability stems from an RPC function that can be blocked indefinitely. The issue arises because the "rpcecho" ser…
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Medium 6.5
Samba: ad dc busy rpc multiple listener dos
A flaw was found in Samba. It is susceptible to a vulnerability where multiple incompatible RPC listeners can be initiated, causing disruptions in the AD DC service. When Samba's RPC server experiences a high load or unresponsiveness, servers intended for non…
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Medium 6.5
Samba: smb clients can truncate files with read-only permissions
A vulnerability was discovered in Samba, where the flaw allows SMB clients to truncate files, even with read-only permissions when the Samba VFS module "acl_xattr" is configured with "acl_xattr:ignore system acls = yes". The SMB protocol allows opening files …
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Medium 5.3
Samba: spotlight server-side share path disclosure
A path disclosure vulnerability was found in Samba. As part of the Spotlight protocol, Samba discloses the server-side absolute path of shares, files, and directories in the results for search queries. This flaw allows a malicious client or an attacker with a…
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Medium 5.3CVE-2023-34967 EPSS 61%
Samba: type confusion in mdssvc rpc service for spotlight
A Type Confusion vulnerability was found in Samba's mdssvc RPC service for Spotlight. When parsing Spotlight mdssvc RPC packets, one encoded data structure is a key-value style dictionary where the keys are character strings, and the values can be any of the …
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High 7.5CVE-2023-34966 EPSS 62%
Samba: infinite loop in mdssvc rpc service for spotlight
An infinite loop vulnerability was found in Samba's mdssvc RPC service for Spotlight. When parsing Spotlight mdssvc RPC packets sent by the client, the core unmarshalling function sl_unpack_loop() did not validate a field in the network packet that contains t…
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Medium 5.9
Samba: out-of-bounds read in winbind auth_crap
An out-of-bounds read vulnerability was found in Samba due to insufficient length checks in winbindd_pam_auth_crap.c. When performing NTLM authentication, the client replies to cryptographic challenges back to the server. These replies have variable lengths, …
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Medium 5.9
The Samba AD DC administration tool, when operating against a remote LDAP server, will by default send new or reset pas…
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High 7.7
The fix in 4.6.16, 4.7.9, 4.8.4 and 4.9.7 for CVE-2018-10919 Confidential attribute disclosure vi LDAP filters was insu…
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Critical 9.8
Since the Windows Kerberos RC4-HMAC Elevation of Privilege Vulnerability was disclosed by Microsoft on Nov 8 2022 and p…
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Unscored —
A flaw was found in samba. A race condition in the password lockout code may lead to the risk of brute force attacks be…
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Unscored —
An information leak vulnerability was discovered in Samba's LDAP server. Due to missing access control checks, an authe…
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Medium 4.3
A heap-based buffer overflow vulnerability was found in Samba within the GSSAPI unwrap_des() and unwrap_des3() routines…
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High 8.8
PAC parsing in MIT Kerberos 5 (aka krb5) before 1.19.4 and 1.20.x before 1.20.1 has integer overflows that may lead to …
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High 8.1
Netlogon RPC Elevation of Privilege Vulnerability
Netlogon RPC Elevation of Privilege Vulnerability
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High 7.2
Windows Kerberos Elevation of Privilege Vulnerability
Windows Kerberos Elevation of Privilege Vulnerability
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High 8.1
Windows Kerberos RC4-HMAC Elevation of Privilege Vulnerability
Windows Kerberos RC4-HMAC Elevation of Privilege Vulnerability
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Unscored —
In Samba, GnuTLS gnutls_rnd() can fail and give predictable random values.
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Unscored —
Samba does not validate the Validated-DNS-Host-Name right for the dNSHostName attribute which could permit unprivileged…
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Unscored —
The Samba AD DC includes checks when adding service principals names (SPNs) to an account to ensure that SPNs do not al…
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Unscored —
A flaw was found in Samba. The KDC accepts kpasswd requests encrypted with any key known to it. By encrypting forged kp…
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Medium 4.3
A flaw was found in Samba. Some SMB1 write requests were not correctly range-checked to ensure the client had sent enou…
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Unscored —
A flaw was found in Samba. Samba AD users can cause the server to access uninitialized data with an LDAP add or modify …
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Unscored —
A flaw was found in the Samba AD LDAP server. The AD DC database audit logging module can access LDAP message values fr…