How severe is CVE-2002-1226?

CVE-2002-1226 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2002-1226 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2002-1226?

CVE-2002-1226 primarily affects Kth Heimdal. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2002-1226?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2002-1226 published?

CVE-2002-1226 was published on 2002-10-28 and last updated on 2026-06-16.

CVE-2002-1226

CVE-2002-1226 is a critical-severity vulnerability in Kth Heimdal with a CVSS 2.0 base score of 10.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 2% (82nd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Kth Heimdal
Published: 2002-10-28
Last modified: 2026-06-16

Description

Unknown vulnerabilities in Heimdal before 0.5 with unknown impact, possibly in the (1) kadmind and (2) kdc servers, may allow remote or local attackers to gain root or other access, but not via buffer overflows (CVE-2002-1225).

Frequently asked questions

What is CVE-2002-1226?: Unknown vulnerabilities in Heimdal before 0.5 with unknown impact, possibly in the (1) kadmind and (2) kdc servers, may allow remote or local attackers to gain root or other access, but not via buffer overflows (CVE-2002-1225).
How severe is CVE-2002-1226?: CVE-2002-1226 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2002-1226 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2002-1226?: CVE-2002-1226 primarily affects Kth Heimdal. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2002-1226?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2002-1226 published?: CVE-2002-1226 was published on 2002-10-28 and last updated on 2026-06-16.

References

Affected products (6)

cpe:2.3:a:kth:heimdal:0.3e:*:*:*:*:*:*:*
cpe:2.3:a:kth:heimdal:0.4a:*:*:*:*:*:*:*
cpe:2.3:a:kth:heimdal:0.4b:*:*:*:*:*:*:*
cpe:2.3:a:kth:heimdal:0.4c:*:*:*:*:*:*:*
cpe:2.3:a:kth:heimdal:0.4d:*:*:*:*:*:*:*
cpe:2.3:a:kth:heimdal:0.4e:*:*:*:*:*:*:*

More vulnerabilities in Kth Heimdal

CVE-2002-1225 — Critical (CVSS 10.0): Multiple buffer overflows in Heimdal before 0.5, possibly in both the (1) kadmind and (2) kdc servers, may allow remote…
CVE-2006-0677 — High (CVSS 7.8): telnetd in Heimdal 0.6.x before 0.6.6 and 0.7.x before 0.7.2 allows remote unauthenticated attackers to cause a denial…
CVE-2002-0754 — High (CVSS 7.2): Kerberos 5 su (k5su) in FreeBSD 4.4 and earlier relies on the getlogin system call to determine if the user running…
CVE-2004-0371 — Medium (CVSS 5.0): Heimdal 0.6.x before 0.6.1 and 0.5.x before 0.5.3 does not properly perform certain consistency checks for cross-realm…
CVE-2006-0582 — Low (CVSS 2.1): Unspecified vulnerability in rshd in Heimdal 0.6.x before 0.6.6 and 0.7.x before 0.7.2, when storing forwarded…

All CVEs affecting Kth Heimdal →