Total
137 CVE
CVE | Vendors | Products | Updated | CVSS v2 | CVSS v3 |
---|---|---|---|---|---|
CVE-2014-4344 | 3 Debian, Mit, Redhat | 6 Debian Linux, Kerberos 5, Enterprise Linux Desktop and 3 more | 2025-04-12 | 7.8 HIGH | N/A |
The acc_ctx_cont function in the SPNEGO acceptor in lib/gssapi/spnego/spnego_mech.c in MIT Kerberos 5 (aka krb5) 1.5.x through 1.12.x before 1.12.2 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via an empty continuation token at a certain point during a SPNEGO negotiation. | |||||
CVE-2015-8631 | 5 Debian, Mit, Opensuse and 2 more | 11 Debian Linux, Kerberos 5, Leap and 8 more | 2025-04-12 | 4.0 MEDIUM | 6.5 MEDIUM |
Multiple memory leaks in kadmin/server/server_stubs.c in kadmind in MIT Kerberos 5 (aka krb5) before 1.13.4 and 1.14.x before 1.14.1 allow remote authenticated users to cause a denial of service (memory consumption) via a request specifying a NULL principal name. | |||||
CVE-2015-2694 | 1 Mit | 1 Kerberos 5 | 2025-04-12 | 5.8 MEDIUM | N/A |
The kdcpreauth modules in MIT Kerberos 5 (aka krb5) 1.12.x and 1.13.x before 1.13.2 do not properly track whether a client's request has been validated, which allows remote attackers to bypass an intended preauthentication requirement by providing (1) zero bytes of data or (2) an arbitrary realm name, related to plugins/preauth/otp/main.c and plugins/preauth/pkinit/pkinit_srv.c. | |||||
CVE-2015-8630 | 1 Mit | 1 Kerberos 5 | 2025-04-12 | 5.0 MEDIUM | 7.5 HIGH |
The (1) kadm5_create_principal_3 and (2) kadm5_modify_principal functions in lib/kadm5/srv/svr_principal.c in kadmind in MIT Kerberos 5 (aka krb5) 1.12.x and 1.13.x before 1.13.4 and 1.14.x before 1.14.1 allow remote authenticated users to cause a denial of service (NULL pointer dereference and daemon crash) by specifying KADM5_POLICY with a NULL policy name. | |||||
CVE-2014-4343 | 3 Debian, Mit, Redhat | 6 Debian Linux, Kerberos 5, Enterprise Linux Desktop and 3 more | 2025-04-12 | 7.6 HIGH | N/A |
Double free vulnerability in the init_ctx_reselect function in the SPNEGO initiator in lib/gssapi/spnego/spnego_mech.c in MIT Kerberos 5 (aka krb5) 1.10.x through 1.12.x before 1.12.2 allows remote attackers to cause a denial of service (memory corruption) or possibly execute arbitrary code via network traffic that appears to come from an intended acceptor, but specifies a security mechanism different from the one proposed by the initiator. | |||||
CVE-2014-4342 | 3 Debian, Mit, Redhat | 7 Debian Linux, Kerberos, Kerberos 5 and 4 more | 2025-04-12 | 5.0 MEDIUM | N/A |
MIT Kerberos 5 (aka krb5) 1.7.x through 1.12.x before 1.12.2 allows remote attackers to cause a denial of service (buffer over-read or NULL pointer dereference, and application crash) by injecting invalid tokens into a GSSAPI application session. | |||||
CVE-2016-3120 | 1 Mit | 1 Kerberos 5 | 2025-04-12 | 4.0 MEDIUM | 6.5 MEDIUM |
The validate_as_request function in kdc_util.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.13.6 and 1.4.x before 1.14.3, when restrict_anonymous_to_tgt is enabled, uses an incorrect client data structure, which allows remote authenticated users to cause a denial of service (NULL pointer dereference and daemon crash) via an S4U2Self request. | |||||
CVE-2015-2698 | 1 Mit | 1 Kerberos 5 | 2025-04-12 | 8.5 HIGH | N/A |
The iakerb_gss_export_sec_context function in lib/gssapi/krb5/iakerb.c in MIT Kerberos 5 (aka krb5) 1.14 pre-release 2015-09-14 improperly accesses a certain pointer, which allows remote authenticated users to cause a denial of service (memory corruption) or possibly have unspecified other impact by interacting with an application that calls the gss_export_sec_context function. NOTE: this vulnerability exists because of an incorrect fix for CVE-2015-2696. | |||||
CVE-2015-8629 | 5 Debian, Mit, Opensuse and 2 more | 12 Debian Linux, Kerberos 5, Leap and 9 more | 2025-04-12 | 2.1 LOW | 5.3 MEDIUM |
The xdr_nullstring function in lib/kadm5/kadm_rpc_xdr.c in kadmind in MIT Kerberos 5 (aka krb5) before 1.13.4 and 1.14.x before 1.14.1 does not verify whether '\0' characters exist as expected, which allows remote authenticated users to obtain sensitive information or cause a denial of service (out-of-bounds read) via a crafted string. | |||||
CVE-2015-2697 | 6 Canonical, Debian, Mit and 3 more | 9 Ubuntu Linux, Debian Linux, Kerberos 5 and 6 more | 2025-04-12 | 4.0 MEDIUM | N/A |
The build_principal_va function in lib/krb5/krb/bld_princ.c in MIT Kerberos 5 (aka krb5) before 1.14 allows remote authenticated users to cause a denial of service (out-of-bounds read and KDC crash) via an initial '\0' character in a long realm field within a TGS request. | |||||
CVE-2014-9421 | 1 Mit | 1 Kerberos 5 | 2025-04-12 | 9.0 HIGH | N/A |
The auth_gssapi_unwrap_data function in lib/rpc/auth_gssapi_misc.c in MIT Kerberos 5 (aka krb5) through 1.11.5, 1.12.x through 1.12.2, and 1.13.x before 1.13.1 does not properly handle partial XDR deserialization, which allows remote authenticated users to cause a denial of service (use-after-free and double free, and daemon crash) or possibly execute arbitrary code via malformed XDR data, as demonstrated by data sent to kadmind. | |||||
CVE-2010-4020 | 1 Mit | 1 Kerberos 5 | 2025-04-11 | 3.5 LOW | 6.3 MEDIUM |
MIT Kerberos 5 (aka krb5) 1.8.x through 1.8.3 does not reject RC4 key-derivation checksums, which might allow remote authenticated users to forge a (1) AD-SIGNEDPATH or (2) AD-KDC-ISSUED signature, and possibly gain privileges, by leveraging the small key space that results from certain one-byte stream-cipher operations. | |||||
CVE-2013-1415 | 2 Mit, Opensuse | 2 Kerberos 5, Opensuse | 2025-04-11 | 5.0 MEDIUM | N/A |
The pkinit_check_kdc_pkid function in plugins/preauth/pkinit/pkinit_crypto_openssl.c in the PKINIT implementation in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.10.4 and 1.11.x before 1.11.1 does not properly handle errors during extraction of fields from an X.509 certificate, which allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a malformed KRB5_PADATA_PK_AS_REQ AS-REQ request. | |||||
CVE-2012-1016 | 1 Mit | 1 Kerberos 5 | 2025-04-11 | 5.0 MEDIUM | N/A |
The pkinit_server_return_padata function in plugins/preauth/pkinit/pkinit_srv.c in the PKINIT implementation in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.10.4 attempts to find an agility KDF identifier in inappropriate circumstances, which allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted Draft 9 request. | |||||
CVE-2010-0628 | 1 Mit | 1 Kerberos 5 | 2025-04-11 | 5.0 MEDIUM | N/A |
The spnego_gss_accept_sec_context function in lib/gssapi/spnego/spnego_mech.c in the SPNEGO GSS-API functionality in MIT Kerberos 5 (aka krb5) 1.7 before 1.7.2 and 1.8 before 1.8.1 allows remote attackers to cause a denial of service (assertion failure and daemon crash) via an invalid packet that triggers incorrect preparation of an error token. | |||||
CVE-2011-4151 | 1 Mit | 1 Kerberos 5 | 2025-04-11 | 7.8 HIGH | N/A |
The krb5_db2_lockout_audit function in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.8 through 1.8.4, when the db2 (aka Berkeley DB) back end is used, allows remote attackers to cause a denial of service (assertion failure and daemon exit) via unspecified vectors, a different vulnerability than CVE-2011-1528. | |||||
CVE-2011-1527 | 1 Mit | 1 Kerberos 5 | 2025-04-11 | 7.8 HIGH | N/A |
The kdb_ldap plugin in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.9 through 1.9.1, when the LDAP back end is used, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a kinit operation with incorrect string case for the realm, related to the is_principal_in_realm, krb5_set_error_message, krb5_ldap_get_principal, and process_as_req functions. | |||||
CVE-2010-1322 | 1 Mit | 1 Kerberos 5 | 2025-04-11 | 6.5 MEDIUM | N/A |
The merge_authdata function in kdc_authdata.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.8.x before 1.8.4 does not properly manage an index into an authorization-data list, which allows remote attackers to cause a denial of service (daemon crash), or possibly obtain sensitive information, spoof authorization, or execute arbitrary code, via a TGS request that triggers an uninitialized pointer dereference, as demonstrated by a request from a Windows Active Directory client. | |||||
CVE-2011-0283 | 1 Mit | 1 Kerberos 5 | 2025-04-11 | 5.0 MEDIUM | N/A |
The Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.9 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a malformed request packet that does not trigger a response packet. | |||||
CVE-2011-1529 | 1 Mit | 1 Kerberos 5 | 2025-04-11 | 7.8 HIGH | N/A |
The lookup_lockout_policy function in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.8 through 1.8.4 and 1.9 through 1.9.1, when the db2 (aka Berkeley DB) or LDAP back end is used, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via vectors that trigger certain process_as_req errors. |