VDB-15559 · CVE-2000-0392 · BID 1220

MIT Kerberos 4.0/5 1.0/5 1.1.1 ksu memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.4$0-$5k0.00

Summaryinfo

A vulnerability was found in MIT Kerberos 4.0/5 1.0/5 1.1.1. It has been classified as problematic. Impacted is an unknown function of the component ksu. This manipulation causes memory corruption. The identification of this vulnerability is CVE-2000-0392. Furthermore, there is an exploit available.

Detailsinfo

A vulnerability was found in MIT Kerberos 4.0/5 1.0/5 1.1.1 (Network Authentication Software). It has been declared as critical. Affected by this vulnerability is an unknown code block of the component ksu. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Buffer overflow in ksu in Kerberos 5 allows local users to gain root privileges.

The weakness was shared 05/16/2000 (Website). It is possible to read the advisory at cert.org. This vulnerability is known as CVE-2000-0392. The exploitation appears to be easy. Attacking locally is a requirement. The exploitation doesn't need any form of authentication. Technical details are unknown but a public exploit is available.

A public exploit has been developed in ANSI C. It is possible to download the exploit at securityfocus.com. It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $25k-$100k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 1220†). The entries VDB-15556, VDB-15557 and VDB-15558 are related to this item. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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Vendor

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

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

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Programming Language: 🔍
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

05/16/2000 🔍
05/16/2000 +0 days 🔍
05/16/2000 +0 days 🔍
06/24/2014 +5152 days 🔍
04/21/2026 +4319 days 🔍

Sourcesinfo

Vendor: mit.edu

Advisory: cert.org
Status: Not defined

CVE: CVE-2000-0392 (🔍)
GCVE (CVE): GCVE-0-2000-0392
GCVE (VulDB): GCVE-100-15559
SecurityFocus: 1220 - Multiple Vendor Kerberos 5/Kerberos 4 Compatibility krb_rd_req() Buffer Overflow Vulnerability

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 06/24/2014 16:39
Updated: 04/21/2026 15:41
Changes: 06/24/2014 16:39 (55), 05/24/2018 21:33 (1), 04/21/2026 15:41 (20)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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