CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.0 | $0-$5k | 0.00 |
A vulnerability was found in MIT Kerberos 4 (Network Authentication Software) and classified as critical. This issue affects an unknown part. The manipulation with an unknown input leads to a improper authentication vulnerability. Using CWE to declare the problem leads to CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. Impacted is confidentiality, integrity, and availability. The summary by CVE is:
Version 4 of the Kerberos protocol (krb4), as used in Heimdal and other packages, allows an attacker to impersonate any principal in a realm via a chosen-plaintext attack.
The weakness was shared 03/24/2003 by Sam Hartman as confirmed advisory (CERT.org). It is possible to read the advisory at kb.cert.org. The identification of this vulnerability is CVE-2003-0138 since 03/13/2003. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available.
The vulnerability scanner Nessus provides a plugin with the ID 15110 (Debian DSA-273-1 : krb4 - Cryptographic weakness), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l.
Upgrading eliminates this vulnerability. A possible mitigation has been published 4 days after the disclosure of the vulnerability.
The vulnerability is also documented in the databases at X-Force (11570) and Tenable (15110). The entry 20220 is related to this item.
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 7.3VulDB Meta Temp Score: 7.0
VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Improper authenticationCWE: CWE-287
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Nessus ID: 15110
Nessus Name: Debian DSA-273-1 : krb4 - Cryptographic weakness
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍
OpenVAS ID: 53337
OpenVAS Name: Debian Security Advisory DSA 266-1 (krb5)
OpenVAS File: 🔍
OpenVAS Family: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Timeline
03/13/2003 🔍03/17/2003 🔍
03/24/2003 🔍
03/24/2003 🔍
03/24/2003 🔍
03/28/2003 🔍
08/04/2003 🔍
09/29/2004 🔍
08/08/2014 🔍
05/11/2019 🔍
Sources
Vendor: mit.eduAdvisory: kb.cert.org
Researcher: Sam Hartman
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2003-0138 (🔍)
OVAL: 🔍
X-Force: 11570
Vulnerability Center: 1554 - Cryptographic Weaknesses in Kerberos 4 Protocol Enables Root Privilege, High
SecurityFocus: 7113 - Multiple Cryptographic Weaknesses in Kerberos 4 Protocol
See also: 🔍
Entry
Created: 08/08/2014 11:38Updated: 05/11/2019 08:20
Changes: 08/08/2014 11:38 (71), 05/11/2019 08:20 (7)
Complete: 🔍
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