THREATPORT/VULNERABILITY/CVE-2007-0957
HIGH SEVERITY

CVE-2007-0957

Kerberos 5 vulnerability

CVSS
9.0
EPSS
10.3%
EPSS pct
95th
Exploited
No known
Stack-based buffer overflow in the krb5_klog_syslog function in the kadm5 library, as used by the Kerberos administration daemon (kadmind) and Key Distribution Center (KDC), in MIT krb5 before 1.6.1 allows remote authenticated users to execute arbitrary code and modify the Kerberos key database via crafted arguments, possibly involving certain format string specifiers.
Affected vendor
Mit
Affected product
Kerberos 5
CVSS vector
AV:N/AC:L/Au:S/C:C/I:C/A:C
Weakness type (CWE)
Published
2007-04-06

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring single-factor authentication. Successful exploitation leads to complete impact to confidentiality, complete impact to integrity, complete impact to availability.

Its EPSS score of 10.3% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 95% of all scored CVEs.

Check your external exposure to CVE-2007-0957

  • Confirm whether Mit Kerberos 5 is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2007-0957.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2007-0957

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2007-0957 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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