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CVE-2023-0922 – Ubuntu Security Notice USN-5993-1
https://notcve.org/view.php?id=CVE-2023-0922
03 Apr 2023 — The Samba AD DC administration tool, when operating against a remote LDAP server, will by default send new or reset passwords over a signed-only connection. La herramienta de administración Samba AD DC, cuando opera contra un servidor LDAP remoto, enviará por defecto contraseñas nuevas o restablecidas a través de una conexión firmada. Demi Marie Obenour discovered that the Samba LDAP server incorrectly handled certain confidential attribute values. A remote authenticated attacker could possibly use this iss... • https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YXBPYIA4VWNOD437NAHZ3NXKAETLFB5S • CWE-319: Cleartext Transmission of Sensitive Information •
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CVE-2021-20251 – Ubuntu Security Notice USN-5822-2
https://notcve.org/view.php?id=CVE-2021-20251
24 Jan 2023 — A flaw was found in samba. A race condition in the password lockout code may lead to the risk of brute force attacks being successful if special conditions are met. Se ha encontrado un fallo en samba. Una condición de ejecución en el código de bloqueo de contraseñas puede conllevar el riesgo de que los ataques de fuerza bruta tengan éxito si se cumplen unas condiciones especiales. USN-5822-1 fixed vulnerabilities in Samba. • https://bugzilla.redhat.com/show_bug.cgi?id=1929800 • CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') •
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CVE-2022-45141 – Ubuntu Security Notice USN-5936-1
https://notcve.org/view.php?id=CVE-2022-45141
24 Jan 2023 — Since the Windows Kerberos RC4-HMAC Elevation of Privilege Vulnerability was disclosed by Microsoft on Nov 8 2022 and per RFC8429 it is assumed that rc4-hmac is weak, Vulnerable Samba Active Directory DCs will issue rc4-hmac encrypted tickets despite the target server supporting better encryption (eg aes256-cts-hmac-sha1-96). Dado que la vulnerabilidad de elevación de privilegios de Windows Kerberos RC4-HMAC fue revelada por Microsoft el 8 de noviembre de 2022 y según RFC8429 se asume que rc4-hmac es débil,... • https://security.gentoo.org/glsa/202309-06 • CWE-326: Inadequate Encryption Strength CWE-328: Use of Weak Hash •
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CVE-2018-14628 – Gentoo Linux Security Advisory 202402-28
https://notcve.org/view.php?id=CVE-2018-14628
17 Jan 2023 — An information leak vulnerability was discovered in Samba's LDAP server. Due to missing access control checks, an authenticated but unprivileged attacker could discover the names and preserved attributes of deleted objects in the LDAP store. Se descubrió una vulnerabilidad de fuga de información en el servidor LDAP de Samba. Debido a la falta de comprobaciones de control de acceso, un atacante autenticado pero sin privilegios podría descubrir los nombres y atributos conservados de los objetos eliminados en ... • http://www.openwall.com/lists/oss-security/2023/11/28/4 • CWE-862: Missing Authorization •
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CVE-2022-42898 – krb5: integer overflow vulnerabilities in PAC parsing
https://notcve.org/view.php?id=CVE-2022-42898
21 Nov 2022 — 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 remote code execution (in KDC, kadmind, or a GSS or Kerberos application server) on 32-bit platforms (which have a resultant heap-based buffer overflow), and cause a denial of service on other platforms. This occurs in krb5_pac_parse in lib/krb5/krb/pac.c. Heimdal before 7.7.1 has "a similar bug." El análisis sintáctico de PAC en MIT Kerberos 5 (también conocido como krb5) antes de 1.19.4 y... • https://bugzilla.samba.org/show_bug.cgi?id=15203 • CWE-190: Integer Overflow or Wraparound •
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CVE-2022-3437 – Ubuntu Security Notice USN-5936-1
https://notcve.org/view.php?id=CVE-2022-3437
31 Oct 2022 — A heap-based buffer overflow vulnerability was found in Samba within the GSSAPI unwrap_des() and unwrap_des3() routines of Heimdal. The DES and Triple-DES decryption routines in the Heimdal GSSAPI library allow a length-limited write buffer overflow on malloc() allocated memory when presented with a maliciously small packet. This flaw allows a remote user to send specially crafted malicious data to the application, possibly resulting in a denial of service (DoS) attack. Se encontró una vulnerabilidad de des... • http://www.openwall.com/lists/oss-security/2023/02/08/1 • CWE-122: Heap-based Buffer Overflow •
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CVE-2022-1615 – samba: GnuTLS gnutls_rnd() can fail and give predictable random values
https://notcve.org/view.php?id=CVE-2022-1615
01 Sep 2022 — In Samba, GnuTLS gnutls_rnd() can fail and give predictable random values. En Samba, la función GnuTLS gnutls_rnd() puede fallar y dar valores aleatorios predecibles A flaw was found in Samba. When the gnutls_rnd function is called, its return value is not verified, allowing it to give predictable random values when the call to the gnutls_rnd function fails. Samba is an open-source implementation of the Server Message Block protocol and the related Common Internet File System protocol, which allow PC-compat... • https://bugzilla.samba.org/show_bug.cgi?id=15103 • CWE-330: Use of Insufficiently Random Values •
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CVE-2022-32743 – Gentoo Linux Security Advisory 202309-06
https://notcve.org/view.php?id=CVE-2022-32743
01 Sep 2022 — Samba does not validate the Validated-DNS-Host-Name right for the dNSHostName attribute which could permit unprivileged users to write it. Samba no comprueba el derecho Validated-DNS-Host-Name para el atributo dNSHostName, lo que podría permitir a usuarios no privilegiados escribirlo Multiple vulnerabilities have been discovered in Samba, the worst of which could result in root remote code execution. Versions greater than or equal to 4.18.4 are affected. • https://bugzilla.samba.org/show_bug.cgi?id=14833 • CWE-276: Incorrect Default Permissions •
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CVE-2022-32744 – Gentoo Linux Security Advisory 202309-06
https://notcve.org/view.php?id=CVE-2022-32744
01 Aug 2022 — A flaw was found in Samba. The KDC accepts kpasswd requests encrypted with any key known to it. By encrypting forged kpasswd requests with its own key, a user can change other users' passwords, enabling full domain takeover. Se ha encontrado un fallo en Samba. El KDC acepta solicitudes kpasswd cifradas con cualquier clave que conozca. • https://security.gentoo.org/glsa/202309-06 • CWE-290: Authentication Bypass by Spoofing •
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CVE-2022-2031 – Gentoo Linux Security Advisory 202309-06
https://notcve.org/view.php?id=CVE-2022-2031
01 Aug 2022 — A flaw was found in Samba. The security vulnerability occurs when KDC and the kpasswd service share a single account and set of keys, allowing them to decrypt each other's tickets. A user who has been requested to change their password, can exploit this flaw to obtain and use tickets to other services. Se ha encontrado un fallo en Samba. Una vulnerabilidad de seguridad es producida cuando el KDC y el servicio kpasswd comparten una misma cuenta y un mismo conjunto de claves, lo que les permite descifrar los ... • https://security.gentoo.org/glsa/202309-06 • CWE-287: Improper Authentication CWE-288: Authentication Bypass Using an Alternate Path or Channel •