CVE-2009-0847 describes a denial-of-service vulnerability in MIT Kerberos 5 (krb5) version 1.6.3, specifically within its ASN.1 decoder when PK-INIT is enabled. A remote attacker can exploit this by sending a crafted length value, leading to an application crash due to an erroneous memory allocation. With a CVSS score of 4.3, this vulnerability is of medium complexity to exploit (AC:M) and results in partial availability impact (A:P), meaning it can disrupt service but not compromise confidentiality or integrity. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
5-1.6.3CPE matchmatch criteria | cpe:2.3:a:mit:kerberos:5-1.6.3:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:M/Au:N/C:N/I:N/A:P
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 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.