CVE-2000-0547 describes a buffer overflow vulnerability in the Kerberos 4 Key Distribution Center (KDC) program, specifically affecting the cygnus_network_security_project, kerbnet_project, and MIT Kerberos implementations. This flaw allows remote attackers to trigger a denial of service by manipulating the localrealm variable within the process_v4 function. Rated as MEDIUM severity (CVSS 5.0), it has a low attack complexity and requires no authentication, but its impact is limited to availability. There is no evidence of active exploitation, no known exploit code in Metasploit, Nuclei, or ExploitDB, and it has received no community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
Range not provided by sourceCPE matchmatch criteria | cpe:2.3:a:cygnus_network_security_project:cygnus_network_security:-:*:*:*:*:*:*:* | ||
Range not provided by sourceCPE matchmatch criteria | cpe:2.3:a:kerbnet_project:kerbnet:-:*:*:*:*:*:*:* | ||
< 4.0CPE matchmatch criteria | cpe:2.3:a:mit:kerberos:*:*:*:*:*:*:*:* | ||
4.0CPE matchmatch criteria | cpe:2.3:a:mit:kerberos:4.0:-:*:*:*:*:*:* | ||
4.0CPE matchmatch criteria | cpe:2.3:a:mit:kerberos:4.0:patch10:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:P
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.