Cisco VPN 3000 Concentrator up to 2.5.2d IP Options denial of service

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

Summaryinfo

A vulnerability classified as problematic was found in Cisco VPN 3000 Concentrator up to 2.5.2d. Affected by this vulnerability is an unknown functionality of the component IP Options Handler. Such manipulation leads to denial of service. This vulnerability is referenced as CVE-2001-0428. No exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Cisco VPN 3000 Concentrator up to 2.5.2d (Network Encryption Software). Affected by this issue is an unknown function of the component IP Options Handler. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. CVE summarizes:

Cisco VPN 3000 series concentrators before 2.5.2(F) allow remote attackers to cause a denial of service via an IP packet with an invalid IP option.

The bug was discovered 04/12/2001. The weakness was published 04/12/2001 with Cisco (Website). The advisory is shared for download at cisco.com. This vulnerability is handled as CVE-2001-0428. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available.

Upgrading to version 2.5.2f eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (6360), SecurityFocus (BID 2573†), OSVDB (1786†) and Vulnerability Center (SBV-11327†). Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: VPN 3000 Concentrator 2.5.2f

Timelineinfo

04/12/2001 🔍
04/12/2001 +0 days 🔍
04/12/2001 +0 days 🔍
04/12/2001 +0 days 🔍
07/02/2001 +81 days 🔍
02/21/2003 +599 days 🔍
05/02/2006 +1165 days 🔍
07/04/2014 +2985 days 🔍
06/17/2019 +1809 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco.com
Organization: Cisco
Status: Confirmed

CVE: CVE-2001-0428 (🔍)
GCVE (CVE): GCVE-0-2001-0428
GCVE (VulDB): GCVE-100-16940
X-Force: 6360 - Cisco VPN 3000 concentrators invalid IP Option denial of service
SecurityFocus: 2573 - Cisco VPN 3000 Concertrator Malformed IP Packet Vulnerability
OSVDB: 1786 - Cisco VPN 3000 Concentrator Malformed IP Packet DoS
Vulnerability Center: 11327 - [cisco-sa-20010412-vpn3kipoptions] Cisco VPN 3000 Concentrators DoS via Invalid IP Option, High

Entryinfo

Created: 07/05/2014 01:11
Updated: 06/17/2019 12:48
Changes: 07/05/2014 01:11 (60), 06/17/2019 12:48 (6)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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