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kerberos 5 vulnerabilities and exploits
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8.8
CVSSv3
CVE-2023-39975
kdc/do_tgs_req.c in MIT Kerberos 5 (aka krb5) 1.21 prior to 1.21.2 has a double free that is reachable if an authenticated user can trigger an authorization-data handling failure. Incorrect data is copied from one ticket to another.
Mit Kerberos 5
8.8
CVSSv3
CVE-2022-42898
PAC parsing in MIT Kerberos 5 (aka krb5) prior to 1.19.4 and 1.20.x prior to 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...
Mit Kerberos 5
Mit Kerberos 5 1.20
Heimdal Project Heimdal
Samba Samba
8.8
CVSSv3
CVE-2022-0336
The Samba AD DC includes checks when adding service principals names (SPNs) to an account to ensure that SPNs do not alias with those already in the database. Some of these checks are able to be bypassed if an account modification re-adds an SPN that was previously present on tha...
Samba Samba
Fedoraproject Fedora 34
Fedoraproject Fedora 35
8.8
CVSSv3
CVE-2021-44142
The Samba vfs_fruit module uses extended file attributes (EA, xattr) to provide "...enhanced compatibility with Apple SMB clients and interoperability with a Netatalk 3 AFP fileserver." Samba versions before 4.13.17, 4.14.12 and 4.15.5 with vfs_fruit configured allow ou...
Samba Samba
Debian Debian Linux 10.0
Debian Debian Linux 11.0
Canonical Ubuntu Linux 18.04
Canonical Ubuntu Linux 14.04
Canonical Ubuntu Linux 20.04
Canonical Ubuntu Linux 16.04
Canonical Ubuntu Linux 21.10
Synology Diskstation Manager
Fedoraproject Fedora 34
Fedoraproject Fedora 35
Redhat Enterprise Linux Desktop 7.0
Redhat Enterprise Linux Workstation 7.0
Redhat Enterprise Linux For Scientific Computing 7.0
Redhat Enterprise Linux 7.0
Redhat Enterprise Linux Server 7.0
Redhat Enterprise Linux Resilient Storage 7.0
Redhat Enterprise Linux For Power Little Endian 7.0
Redhat Enterprise Linux For Power Big Endian 7.0
Redhat Enterprise Linux For Ibm Z Systems 7.0
Redhat Virtualization Host 4.0
Redhat Enterprise Linux 8.0
3 Github repositories
1 Article
8.8
CVSSv3
CVE-2020-25722
Multiple flaws were found in the way samba AD DC implemented access and conformance checking of stored data. An attacker could use this flaw to cause total domain compromise.
Samba Samba
Debian Debian Linux 9.0
Debian Debian Linux 10.0
Fedoraproject Fedora 33
Fedoraproject Fedora 34
Fedoraproject Fedora 35
Canonical Ubuntu Linux 18.04
Canonical Ubuntu Linux 20.04
Canonical Ubuntu Linux 21.04
Canonical Ubuntu Linux 21.10
8.1
CVSSv3
CVE-2020-25717
A flaw was found in the way Samba maps domain users to local users. An authenticated attacker could use this flaw to cause possible privilege escalation.
Samba Samba
Debian Debian Linux 9.0
Debian Debian Linux 10.0
Fedoraproject Fedora 33
Fedoraproject Fedora 34
Fedoraproject Fedora 35
Redhat Enterprise Linux Desktop 7.0
Redhat Enterprise Linux Workstation 7.0
Redhat Enterprise Linux For Scientific Computing 7.0
Redhat Enterprise Linux 7.0
Redhat Enterprise Linux Server 7.0
Redhat Enterprise Linux Resilient Storage 7.0
Redhat Enterprise Linux For Power Little Endian 7.0
Redhat Enterprise Linux For Power Big Endian 7.0
Redhat Enterprise Linux For Ibm Z Systems 7.0
Redhat Gluster Storage 3.0
Redhat Virtualization Host 4.0
Redhat Virtualization 4.0
Redhat Enterprise Linux 8.0
Redhat Enterprise Linux Eus 8.2
Redhat Enterprise Linux Server Aus 8.2
Redhat Openstack 13
1 Github repository
8.1
CVSSv3
CVE-2017-11103
Heimdal prior to 7.4 allows remote malicious users to impersonate services with Orpheus' Lyre attacks because it obtains service-principal names in a way that violates the Kerberos 5 protocol specification. In _krb5_extract_ticket() the KDC-REP service name must be obtained ...
Heimdal Project Heimdal
Freebsd Freebsd -
Samba Samba
Apple Mac Os X
Apple Iphone Os
Debian Debian Linux 8.0
Debian Debian Linux 9.0
Debian Debian Linux 10.0
7.8
CVSSv3
CVE-2017-7482
In the Linux kernel before version 4.12, Kerberos 5 tickets decoded when using the RXRPC keys incorrectly assumes the size of a field. This could lead to the size-remaining variable wrapping and the data pointer going over the end of the buffer. This could possibly lead to memory...
Linux Linux Kernel
Debian Debian Linux 8.0
Debian Debian Linux 9.0
Redhat Enterprise Mrg 2.0
7.8
CVSSv3
CVE-2018-5349
A vulnerability has been found in Heimdal PRO v2.2.190, but it is most likely also present in Heimdal FREE and Heimdal CORP. Faulty permissions on the directory "C:\ProgramData\Heimdal Security\Heimdal Agent" allow BUILTIN\Users to write new files to the directory. On s...
Heimdalsecurity Heimdal 2.2.190
7.8
CVSSv3
CVE-2017-1000363
Linux drivers/char/lp.c Out-of-Bounds Write. Due to a missing bounds check, and the fact that parport_ptr integer is static, a 'secure boot' kernel command line adversary (can happen due to bootloader vulns, e.g. Google Nexus 6's CVE-2016-10277, where due to a vuln...
Linux Linux Kernel 4.12
Linux Linux Kernel
Debian Debian Linux 8.0
CVSSv3
CVSSv2
CVSSv3
VMScore
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