How severe is CVE-2007-5971?

CVE-2007-5971 has a CVSS 2.0 base score of 6.9, rated medium severity.

Is CVE-2007-5971 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2007-5971?

CVE-2007-5971 affects Mit Kerberos 5. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2007-5971?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2007-5971 published?

CVE-2007-5971 was published on 2007-12-06 and last updated on 2026-06-16.

CVE-2007-5971

CVE-2007-5971 is a medium-severity vulnerability in Mit Kerberos 5 with a CVSS 2.0 base score of 6.9. 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-399.

Key facts

Severity: Medium (CVSS 2.0 base score 6.9)
EPSS exploit prediction: 0% (29th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-399
Affected product: Mit Kerberos 5
Published: 2007-12-06
Last modified: 2026-06-16

Description

Double free vulnerability in the gss_krb5int_make_seal_token_v3 function in lib/gssapi/krb5/k5sealv3.c in MIT Kerberos 5 (krb5) has unknown impact and attack vectors.

Frequently asked questions

What is CVE-2007-5971?: Double free vulnerability in the gss_krb5int_make_seal_token_v3 function in lib/gssapi/krb5/k5sealv3.c in MIT Kerberos 5 (krb5) has unknown impact and attack vectors.
How severe is CVE-2007-5971?: CVE-2007-5971 has a CVSS 2.0 base score of 6.9, rated medium severity.
Is CVE-2007-5971 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-5971?: CVE-2007-5971 affects Mit Kerberos 5. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2007-5971?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2007-5971 published?: CVE-2007-5971 was published on 2007-12-06 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:mit:kerberos_5:*:*:*:*:*:*:*:*

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