CVE-2002-2443

Advisory lineage Upstream: 0 Downstream: 7
Modified
Published: 29 May 2013, 10:00
Last modified:08 Aug 2024, 04:06

Vulnerability Summary

Overall Risk (default)
low
23/100
CVSS Score
5 MEDIUM
v2.0 (nvd)
EPSS Score
15.01% MEDIUM
15% probability -0.32%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

29 May 2013, 10:00
Published
Vulnerability first disclosed
08 Aug 2024, 04:06
Last Modified
Vulnerability information updated

Description

schpw.c in the kpasswd service in kadmind in MIT Kerberos 5 (aka krb5) before 1.11.3 does not properly validate UDP packets before sending responses, which allows remote attackers to cause a denial of service (CPU and bandwidth consumption) via a forged packet that triggers a communication loop, as demonstrated by krb_pingpong.nasl, a related issue to CVE-1999-0103.

CVSS Metrics

  • v2.0•MEDIUM•Score: 5AV:N/AC:L/Au:N/C:N/I:N/A:P

EPSS Trends

Current EPSS score: 15.01%• Percentile: 95%

Techniques & Countermeasures

  • CWE-20•Improper Input Validation

    The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

Affected Systems

  • canonical•ubuntu_linux

    12.04 | 14.04 | 15.04 | 15.10

  • debian•debian_linux

    6.0 | 7.0 | 8.0

  • fedoraproject•fedora

    17 | 18 | 19

  • mit•kerberos_5

    < 1.11.3

  • opensuse•opensuse

    11.4 | 12.2 | 12.3

  • redhat•enterprise_linux_desktop

    5.0 | 6.0

  • redhat•enterprise_linux_eus

    5.9 | 6.4

  • redhat•enterprise_linux_server

    5.0 | 6.0

  • redhat•enterprise_linux_server_aus

    6.4

  • redhat•enterprise_linux_workstation

    5.0 | 6.0

References (12)