How severe is CVE-2001-0035?

CVE-2001-0035 has a CVSS 2.0 base score of 7.2, rated high severity.

Is CVE-2001-0035 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2001-0035?

CVE-2001-0035 affects Kth Kth Kerberos. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2001-0035?

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

When was CVE-2001-0035 published?

CVE-2001-0035 was published on 2001-02-16 and last updated on 2026-06-16.

CVE-2001-0035

CVE-2001-0035 is a high-severity vulnerability in Kth Kth Kerberos with a CVSS 2.0 base score of 7.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 2.0 base score 7.2)
EPSS exploit prediction: 2% (83rd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Kth Kth Kerberos
Published: 2001-02-16
Last modified: 2026-06-16

Description

Buffer overflow in the kdc_reply_cipher function in KTH Kerberos IV allows remote attackers to cause a denial of service and possibly execute arbitrary commands via a long authentication request.

Frequently asked questions

What is CVE-2001-0035?: Buffer overflow in the kdc_reply_cipher function in KTH Kerberos IV allows remote attackers to cause a denial of service and possibly execute arbitrary commands via a long authentication request.
How severe is CVE-2001-0035?: CVE-2001-0035 has a CVSS 2.0 base score of 7.2, rated high severity.
Is CVE-2001-0035 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2001-0035?: CVE-2001-0035 affects Kth Kth Kerberos. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2001-0035?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2001-0035 published?: CVE-2001-0035 was published on 2001-02-16 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:kth:kth_kerberos:4:*:*:*:*:*:*:*

More vulnerabilities in Kth Kth Kerberos

CVE-2002-0600 — High (CVSS 7.5): Heap overflow in the KTH Kerberos 4 FTP client 4-1.1.1 allows remote malicious servers to execute arbitrary code on the…
CVE-2001-1444 — High (CVSS 7.5): The Kerberos Telnet protocol, as implemented by KTH Kerberos IV and Kerberos V (Heimdal), does not encrypt…
CVE-2001-0033 — High (CVSS 7.2): KTH Kerberos IV allows local users to change the configuration of a Kerberos server running at an elevated privilege by…
CVE-2001-0034 — High (CVSS 7.2): KTH Kerberos IV allows local users to specify an alternate proxy using the krb4_proxy variable, which allows the user…
CVE-2001-1443 — Medium (CVSS 5.0): KTH Kerberos IV and Kerberos V (Heimdal) for Telnet clients do not encrypt connections if the server does not support…
CVE-1999-1099 — Medium (CVSS 5.0): Kerberos 4 allows remote attackers to obtain sensitive information via a malformed UDP packet that generates an error…

All CVEs affecting Kth Kth Kerberos →