VDB-97788 · CVE-2017-5872 · BID 96782

Unisys Clearpath MCP up to 59.172 TCP/IP Networking input validation

CVSS Meta Temp Score
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CTI Interest Score
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6.1$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in Unisys Clearpath MCP up to 59.172. This impacts an unknown function of the component TCP/IP Networking. The manipulation results in input validation. This vulnerability was named CVE-2017-5872. The attack may be performed from remote. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Unisys Clearpath MCP up to 59.172. Affected is an unknown code block of the component TCP/IP Networking. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on availability. CVE summarizes:

The TCP/IP networking module in Unisys ClearPath MCP systems with TCP-IP-SW 57.1 before 57.152, 58.1 before 58.142, or 59.1 before 59.172, when running a TLS 1.2 service, allows remote attackers to cause a denial of service (network connectivity disruption) via a client hello with a signature_algorithms extension above those defined in RFC 5246, which triggers a full memory dump.

The bug was discovered 03/09/2017. The weakness was presented 03/10/2017 (Website). The advisory is shared for download at securityfocus.com. This vulnerability is traded as CVE-2017-5872 since 02/02/2017. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available.

Upgrading to version 57.1 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 96782†). Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

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

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
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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OpenVAS ID: 800628
OpenVAS Name: Unisys ClearPath MCP Denial of Service Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Clearpath MCP 57.1

Timelineinfo

02/02/2017 🔍
03/09/2017 +35 days 🔍
03/09/2017 +0 days 🔍
03/09/2017 +0 days 🔍
03/10/2017 +1 days 🔍
03/10/2017 +0 days 🔍
03/10/2017 +0 days 🔍

Sourcesinfo

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

CVE: CVE-2017-5872 (🔍)
GCVE (CVE): GCVE-0-2017-5872
GCVE (VulDB): GCVE-100-97788
SecurityFocus: 96782 - Unisys ClearPath MCP CVE-2017-5872 Denial of Service Vulnerability
OSVDB: - CVE-2017-5872 - Unisys - ClearPath MCP - Denial of Service Issue

Entryinfo

Created: 03/10/2017 09:50
Changes: 03/10/2017 09:50 (68)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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