CVE-2003-0138 describes a critical vulnerability in Kerberos protocol version 4 (krb4), affecting implementations like Heimdal and MIT Kerberos. An unauthenticated attacker can impersonate any principal within a realm using a chosen-plaintext attack, leading to complete compromise of confidentiality, integrity, and availability. While the CVSS score is 7.5 (High), indicating a network-exploitable vulnerability with low attack complexity, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this older flaw.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
4CPE matchmatch criteria | cpe:2.3:a:mit:kerberos:4:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:P/I:P/A:P
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.