MIT Kerberos 1.6.3 Kdc k5sealv3.c gss_krb5int_make_seal_token_v3 resource management

CVSS Meta Temp Score
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CTI Interest Score
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8.4$0-$5k0.00

A vulnerability was found in MIT Kerberos 1.6.3 Kdc (Network Authentication Software). It has been declared as critical. Affected by this vulnerability is the function gss_krb5int_make_seal_token_v3 in the library lib/gssapi/krb5/k5sealv3.c. The manipulation with an unknown input leads to a resource management vulnerability. The CWE definition for the vulnerability is CWE-399. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Double free vulnerability in the gss_krb5int_make_seal_token_v3 function in lib/gssapi/krb5/k5sealv3.c in MIT Kerberos 5 (krb5) has unknown impact and attack vectors.

The bug was discovered 11/15/2007. The weakness was shared 12/05/2007 with Gentoo (Website). The advisory is shared at securityfocus.com. This vulnerability is known as CVE-2007-5971 since 11/14/2007. An attack has to be approached locally. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available.

It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 20 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 67668 (Oracle Linux 4 : krb5 (ELSA-2008-0180)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Oracle Linux Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 165712 (SUSE Enterprise Linux Security Update (SUSE-SR:2008:002)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 4 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (41365) and Tenable (67668). The entries 3410, 3489, 3547 and 35080 are related to this item.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 9.3
VulDB Meta Temp Score: 8.4

VulDB Base Score: 9.3
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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Exploitinginfo

Class: Resource management
CWE: CWE-399 / CWE-404
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 67668
Nessus Name: Oracle Linux 4 : krb5 (ELSA-2008-0180)
Nessus File: 🔍
Nessus Risk: 🔍
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Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 880050
OpenVAS Name: Centreon command_name Parameter Remote Command Execution Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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Timelineinfo

11/14/2007 🔍
11/15/2007 +1 days 🔍
11/15/2007 +0 days 🔍
12/05/2007 +20 days 🔍
12/05/2007 +0 days 🔍
12/06/2007 +1 days 🔍
02/14/2008 +70 days 🔍
03/18/2008 +33 days 🔍
03/20/2008 +2 days 🔍
07/12/2013 +1939 days 🔍
03/16/2015 +612 days 🔍
08/05/2019 +1603 days 🔍

Sourcesinfo

Vendor: mit.edu

Advisory: securityfocus.com⛔
Organization: Gentoo
Status: Not defined
Confirmation: 🔍

CVE: CVE-2007-5971 (🔍)
OVAL: 🔍

X-Force: 41365
Vulnerability Center: 17625 - MIT Kerberos 5 (krb5) Double-Free Vulnerability in the gss_krb5int_make_seal_token_v3 Function, High
SecurityFocus: 26750 - MIT Kerberos Multiple Memory Corruption Vulnerabilities
Secunia: 28636
OSVDB: 43345 - MIT Kerberos 5 (krb5) lib/gssapi/krb5/k5sealv3.c gss_krb5int_make_seal_token_v3 Function Double-free Unspecified Issue
Vupen: ADV-2008-0924

See also: 🔍

Entryinfo

Created: 03/16/2015 13:43
Updated: 08/05/2019 07:05
Changes: 03/16/2015 13:43 (81), 08/05/2019 07:05 (7)
Complete: 🔍

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