VDB-103024 · CVE-2017-6722 · BID 99201

Cisco Unified Contact Center Express 10.6(1) XMPP Service Masquerade improper authentication

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Cisco Unified Contact Center Express 10.6(1). This impacts an unknown function of the component XMPP Service. Executing a manipulation as part of Contact can lead to improper authentication (Masquerade). The identification of this vulnerability is CVE-2017-6722. The attack may be launched remotely. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical was found in Cisco Unified Contact Center Express 10.6(1). This vulnerability affects an unknown code block of the component XMPP Service. The manipulation as part of a Contact leads to a improper authentication vulnerability (Masquerade). The CWE definition for the vulnerability is CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. As an impact it is known to affect confidentiality, and integrity. CVE summarizes:

A vulnerability in the Extensible Messaging and Presence Protocol (XMPP) service of Cisco Unified Contact Center Express (UCCx) could allow an unauthenticated, remote attacker to masquerade as a legitimate user, aka a Clear Text Authentication Vulnerability. More Information: CSCuw86638. Known Affected Releases: 10.6(1). Known Fixed Releases: 11.5(1.10000.61).

The bug was discovered 06/21/2017. The weakness was shared 07/04/2017 with Cisco as cisco-sa-20170621-ucce as confirmed advisory (Website). The advisory is shared for download at tools.cisco.com. This vulnerability was named CVE-2017-6722 since 03/09/2017. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 12 days. During that time the estimated underground price was around $5k-$25k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 316168 (Cisco Unified Contact Center Express Clear Text Authentication Vulnerability (cisco-sa-20170621-ucce)).

Upgrading to version 11.5(1.10000.61) eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 99201†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.2

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.1
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Name: Masquerade
Class: Improper authentication / Masquerade
CWE: CWE-287
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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Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Unified Contact Center Express 11.5(1.10000.61)

Timelineinfo

03/09/2017 🔍
06/21/2017 +104 days 🔍
06/21/2017 +0 days 🔍
07/03/2017 +12 days 🔍
07/04/2017 +1 days 🔍
07/04/2017 +0 days 🔍
12/30/2020 +1275 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-20170621-ucce
Researcher: Cisco
Organization: Cisco
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-6722 (🔍)
GCVE (CVE): GCVE-0-2017-6722
GCVE (VulDB): GCVE-100-103024
SecurityFocus: 99201 - Cisco Unified Contact Center Express CVE-2017-6722 Access Bypass Vulnerability
SecurityTracker: 1038749

Entryinfo

Created: 07/04/2017 12:01
Updated: 12/30/2020 15:58
Changes: 07/04/2017 12:01 (67), 10/22/2019 09:12 (5), 12/30/2020 15:51 (3), 12/30/2020 15:58 (1)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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