CVE-2009-0845
Last modified
CVE-2009-0845 is a vulnerability of currently unknown severity. The spnego_gss_accept_sec_context function in lib/gssapi/spnego/spnego_mech.c in MIT Kerberos 5 (aka krb5) 1.5 through 1.6.3, when SPNEGO is used, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via invalid ContextFlags data in the reqFlags field in a negTokenInit token.. EPSS estimates a 5.63% chance of exploitation in the next 30 days.
Description
The spnego_gss_accept_sec_context function in lib/gssapi/spnego/spnego_mech.c in MIT Kerberos 5 (aka krb5) 1.5 through 1.6.3, when SPNEGO is used, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via invalid ContextFlags data in the reqFlags field in a negTokenInit token.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Mit | Kerberos | 5-1.6.3 |
| Mit | Kerberos 5 | 1.5 |
| Mit | Kerberos 5 | 1.5.1 |
| Mit | Kerberos 5 | 1.5.2 |
| Mit | Kerberos 5 | 1.5.3 |
| Mit | Kerberos 5 | 1.6 |
| Mit | Kerberos 5 | 1.6.1 |
| Mit | Kerberos 5 | 1.6.2 |
References
- http://secunia.com/advisories/34347Vendor Advisory
- http://secunia.com/advisories/35074Vendor Advisory
- http://src.mit.edu/fisheye/changelog/krb5/?cs=22084Vendor Advisory
- http://www.kb.cert.org/vuls/id/662091US Government Resource
- http://www.us-cert.gov/cas/techalerts/TA09-133A.htmlUS Government Resource
- http://www.vupen.com/english/advisories/2009/0847Vendor Advisory
- http://www.vupen.com/english/advisories/2009/2248Vendor Advisory
- http://secunia.com/advisories/34347Vendor Advisory
- http://secunia.com/advisories/35074Vendor Advisory
- http://src.mit.edu/fisheye/changelog/krb5/?cs=22084Vendor Advisory
- http://www.kb.cert.org/vuls/id/662091US Government Resource
- http://www.us-cert.gov/cas/techalerts/TA09-133A.htmlUS Government Resource
- http://www.vupen.com/english/advisories/2009/0847Vendor Advisory
- http://www.vupen.com/english/advisories/2009/2248Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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