Heimdal Project Heimdal — known CVE vulnerabilities

Every CVE whose affected-product data names Heimdal Project Heimdal, ordered by CVSS severity, with EPSS exploit prediction and CISA KEV status.

CVEs (13)

• CVE-2011-4862 — CVSS 10.0 (critical): Buffer overflow in libtelnet/encrypt.c in telnetd in FreeBSD 7.3 through 9.0, MIT Kerberos Version 5 Applications (aka krb5-appl) 1.0.2 and…
• CVE-2004-0434 — CVSS 9.8 (critical): k5admind (kadmind) for Heimdal allows remote attackers to execute arbitrary code via a Kerberos 4 compatibility administration request…
• CVE-2022-44640 — CVSS 9.8 (critical): Heimdal before 7.7.1 allows remote attackers to execute arbitrary code because of an invalid free in the ASN.1 codec used by the Key…
• CVE-2022-42898 — CVSS 8.8 (high): 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…
• CVE-2017-11103 — CVSS 8.1 (high): Heimdal before 7.4 allows remote attackers to impersonate services with Orpheus' Lyre attacks because it obtains service-principal names in…
• CVE-2022-3116 — CVSS 7.5 (high): The Heimdal Software Kerberos 5 implementation is vulnerable to a null pointer dereferance. An attacker with network access to an…
• CVE-2022-45142 — CVSS 7.5 (high): The fix for CVE-2022-3437 included changing memcmp to be constant time and a workaround for a compiler bug by adding "!= 0" comparisons to…
• CVE-2017-17439 — CVSS 7.5 (high): In Heimdal through 7.4, remote unauthenticated attackers are able to crash the KDC by sending a crafted UDP packet containing empty data…
• CVE-2017-6594 — CVSS 7.5 (high): The transit path validation code in Heimdal before 7.3 might allow attackers to bypass the capath policy protection mechanism by leveraging…
• CVE-2018-16860 — CVSS 7.5 (high): A flaw was found in samba's Heimdal KDC implementation, versions 4.8.x up to, excluding 4.8.12, 4.9.x up to, excluding 4.9.8 and 4.10.x up…
• CVE-2021-44758 — CVSS 7.5 (high): Heimdal before 7.7.1 allows attackers to cause a NULL pointer dereference in a SPNEGO acceptor via a preferred_mech_type of GSS_C_NO_OID…
• CVE-2019-12098 — CVSS 7.4 (high): In the client side of Heimdal before 7.6.0, failure to verify anonymous PKINIT PA-PKINIT-KX key exchange permits a man-in-the-middle…
• CVE-2022-41916 — CVSS 5.9 (medium): Heimdal is an implementation of ASN.1/DER, PKIX, and Kerberos. Versions prior to 7.7.1 are vulnerable to a denial of service vulnerability…