CVE-2009-4212
The MITRE CVE dictionary describes this issue as:
Multiple integer underflows in the (1) AES and (2) RC4 decryption functionality in the crypto library in MIT Kerberos 5 (aka krb5) 1.3 through 1.6.3, and 1.7 before 1.7.1, allow remote attackers to cause a denial of service (daemon crash) or possibly execute arbitrary code by providing ciphertext with a length that is too short to be valid.
Find out more about CVE-2009-4212 from the MITRE CVE dictionary dictionary and NIST NVD.
CVSS v2 metrics
| Base Score | 10 |
|---|---|
| Base Metrics | AV:N/AC:L/Au:N/C:C/I:C/A:C |
| Access Vector | Network |
| Access Complexity | Low |
| Authentication | None |
| Confidentiality Impact | Complete |
| Integrity Impact | Complete |
| Availability Impact | Complete |
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
Red Hat Security Errata
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat Enterprise Linux 3 (krb5) | RHSA-2010:0029 | 2010-01-12 |
| Red Hat Enterprise Linux EUS (v. 5.2 server) (krb5) | RHSA-2010:0029 | 2010-01-12 |
| Red Hat Enterprise Linux 4 (krb5) | RHSA-2010:0029 | 2010-01-12 |
| Red Hat Enterprise Linux Extended Update Support 4.7 (krb5) | RHSA-2010:0029 | 2010-01-12 |
| Red Hat Enterprise Linux 5 (krb5) | RHSA-2010:0029 | 2010-01-12 |
| Red Hat Enterprise Linux EUS (v. 5.3 server) (krb5) | RHSA-2010:0029 | 2010-01-12 |
CVE description copyright © 2017, The MITRE Corporation