How severe is CVE-2010-0283?

CVE-2010-0283 has a CVSS 2.0 base score of 7.8, rated high severity.

Is CVE-2010-0283 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-2010-0283?

CVE-2010-0283 primarily affects Mit Kerberos. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2010-0283?

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-2010-0283 published?

CVE-2010-0283 was published on 2010-02-22 and last updated on 2026-06-16.

CVE-2010-0283

CVE-2010-0283 is a high-severity vulnerability in Mit Kerberos with a CVSS 2.0 base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.

Key facts

Severity: High (CVSS 2.0 base score 7.8)
EPSS exploit prediction: 2% (82nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Mit Kerberos
Published: 2010-02-22
Last modified: 2026-06-16

Description

The Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.7 before 1.7.2, and 1.8 alpha, allows remote attackers to cause a denial of service (assertion failure and daemon crash) via an invalid (1) AS-REQ or (2) TGS-REQ request.

Frequently asked questions

What is CVE-2010-0283?: The Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.7 before 1.7.2, and 1.8 alpha, allows remote attackers to cause a denial of service (assertion failure and daemon crash) via an invalid (1) AS-REQ or (2) TGS-REQ request.
How severe is CVE-2010-0283?: CVE-2010-0283 has a CVSS 2.0 base score of 7.8, rated high severity.
Is CVE-2010-0283 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-2010-0283?: CVE-2010-0283 primarily affects Mit Kerberos. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2010-0283?: 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-2010-0283 published?: CVE-2010-0283 was published on 2010-02-22 and last updated on 2026-06-16.

References

Affected products (3)

cpe:2.3:a:mit:kerberos:5-1.8:alpha:*:*:*:*:*:*
cpe:2.3:a:mit:kerberos_5:1.7:*:*:*:*:*:*:*
cpe:2.3:a:mit:kerberos_5:1.7.1:*:*:*:*:*:*:*

More vulnerabilities in Mit Kerberos

CVE-2009-4212 — Critical (CVSS 10.0): Multiple integer underflows in the (1) AES and (2) RC4 decryption functionality in the crypto library in MIT Kerberos 5…
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CVE-2000-0389 — Critical (CVSS 10.0): Buffer overflow in krb_rd_req function in Kerberos 4 and 5 allows remote attackers to gain root privileges.
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