Heimdal
Vendor:
First CVE: Jul 7, 2004 · Active for 22 years
16
Total CVEs
More Total CVEs than 64% of tracked products
2.0
Avg CVEs / Year
Higher CVE frequency than 56% of tracked products
8.2
Avg CVSS
Higher Avg CVSS than 71% of tracked products
0.0%
KEV Rate
Bottom 1%
Trends Over Time
The number and severity of CVEs published that impact Heimdal over time
Volume of CVEsAvg CVSS Base Score
First CVE
Jul 7, 2004
22 years ago
Most Recent CVE
Mar 27, 2023
1,215 days ago
CVE Severity & Scoring
Heimdal16 CVEs
88%
13%
All CVEs352,294 CVEs
45%
40%
11%
HighCritical
Attack Vector
Local0 (0.0%)
Network12 (75.0%)
Unknown4 (25.0%)
Physical0 (0.0%)
Adjacent Network0 (0.0%)
Attack Complexity
Low9 (56.3%)
High3 (18.8%)
Unknown4 (25.0%)
User Interaction
None12 (75.0%)
Unknown4 (25.0%)
Required0 (0.0%)
Privileges Required
Low2 (12.5%)
High0 (0.0%)
None10 (62.5%)
Unknown4 (25.0%)
Top CVEs
Signals from CVEs in this product scope (16 CVEs).
16 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2011-4862HIGH 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 earlier, Heimdal 1.5.1 and earlier, GNU | Dec 25, 2011 | 10.0 | 92 | NO | YES |
CVE-2004-0434CRITICAL k5admind (kadmind) for Heimdal allows remote attackers to execute arbitrary code via a Kerberos 4 compatibility administration request whose framing length is less than 2, which le | Jul 7, 2004 | 9.8 | 33 | NO | NO |
CVE-2022-44640CRITICAL 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 Distribution Center (KDC). | Dec 25, 2022 | 9.8 | 32 | NO | NO |
CVE-2022-42898HIGH 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 | Dec 25, 2022 | 8.8 | 30 | NO | NO |
CVE-2017-17439HIGH In Heimdal through 7.4, remote unauthenticated attackers are able to crash the KDC by sending a crafted UDP packet containing empty data fields for client name or realm. The parser | Dec 6, 2017 | 7.5 | 26 | NO | NO |
CVE-2007-5939HIGH The gss_userok function in appl/ftp/ftpd/gss_userok.c in Heimdal 0.7.2 does not allocate memory for the ticketfile pointer before calling free, which allows remote attackers to hav | Dec 6, 2007 | 10.0 | 26 | NO | NO |
CVE-2022-3116HIGH The Heimdal Software Kerberos 5 implementation is vulnerable to a null pointer dereferance. An attacker with network access to an application that depends on the vulnerable code pa | Mar 27, 2023 | 7.5 | 25 | NO | NO |
CVE-2021-44758HIGH 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 and a nonzero initial_response value to sen | Dec 26, 2022 | 7.5 | 25 | NO | NO |
CVE-2022-41916HIGH 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 in Heimdal's PKI certificate validation l | Nov 15, 2022 | 7.5 | 25 | NO | NO |
CVE-2018-16860HIGH 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 to, excluding 4.10.3, when used in AD DC | Jul 31, 2019 | 7.5 | 25 | NO | NO |
Exploit Exposure
Signals from CVEs in this product scope (16 CVEs).
CISA KEV
0 CVEs
0.0% of CVEs· Bottom 1%
Metasploit
1 CVE
6.2% of CVEs· Bottom 1%
Nuclei
0 CVEs
0.0% of CVEs· Bottom 1%
ExploitDB
1 CVE
6.2% of CVEs· Bottom 1%
Social Chatter
Signals from CVEs in this product scope (16 CVEs).
Media Mentions
Signals from CVEs in this product scope (16 CVEs).
Top CNAs Publishing CVEs For Heimdal
Top CWEs
Versions
| Version | CVE Count | Avg CVSS | Avg EPSS | KEV | Exploits |
|---|---|---|---|---|---|
| 7.8.0 | 1 | 7.5 | 0.5% | 0 | 0 |
| 7.7.1 | 1 | 7.5 | 0.5% | 0 | 0 |
| 0.7.2 | 2 | 8.6 | 2.2% | 0 | 0 |