KTH Kerberos 4 UDP Packet information disclosure

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CVSS Meta Temp Score
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5.1$0-$5k0.00

A vulnerability was found in KTH Kerberos 4. It has been declared as problematic. Affected by this vulnerability is an unknown functionality of the component UDP Packet Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. As an impact it is known to affect confidentiality. The summary by CVE is:

kerberos 4 allows remote attackers to obtain sensitive information via a malformed udp packet that generates an error string that inadvertently includes the realm name and the last user.

The weakness was disclosed 11/22/1996 as not defined posting (Bugtraq). The advisory is shared at marc.theaimsgroup.com. This vulnerability is known as CVE-1999-1099. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (65) and Vulnerability Center (SBV-638).

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VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

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Exploitinginfoedit

Class: Information disclosure
CWE: CWE-200
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔍

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Countermeasuresinfoedit

Recommended: Upgrade
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Timelineinfoedit

11/22/1996 🔍
11/22/1996 +0 days 🔍
11/22/1996 +0 days 🔍
01/05/2003 +2235 days 🔍
06/17/2014 +4181 days 🔍
04/18/2016 +671 days 🔍
05/08/2019 +1114 days 🔍

Sourcesinfoedit

Advisory: marc.theaimsgroup.com
Status: Not defined

CVE: CVE-1999-1099 (🔍)
X-Force: 65
Vulnerability Center: 638 - Kerberos 4 User Information Leakage via Malformed UDP Packets, Low

Entryinfoedit

Created: 06/17/2014 05:41 PM
Updated: 05/08/2019 12:13 AM
Changes: (16) vulnerability_cvss2_nvd_av vulnerability_cvss2_nvd_ac vulnerability_cvss2_nvd_au vulnerability_cvss2_nvd_ci vulnerability_cvss2_nvd_ii vulnerability_cvss2_nvd_ai source_cve_nvd_published source_cve_nvd_summary source_vulnerabilitycenter source_vulnerabilitycenter_title source_vulnerabilitycenter_severity source_vulnerabilitycenter_creationdate source_vulnerabilitycenter_lastupdatedate source_vulnerabilitycenter_reportingdate source_issproventia vulnerability_cwe
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