CVE-2000-0548 describes a buffer overflow vulnerability in the Kerberos 4 Key Distribution Center (KDC) program, specifically affecting products like Cygnus Network Security Project, KerbNet Project, and MIT Kerberos implementations. This flaw allows remote, unauthenticated attackers to trigger a denial of service by manipulating the e_msg variable within the kerb_err_reply function. With a CVSS score of 5.0 (Medium), it is easily exploitable over the network with low attack complexity, but only impacts availability. There is no evidence of active exploitation, nor are there publicly available exploits 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.