VDB-108274 · CVE-2017-12293 · BID 101492

Cisco WebEx Meetings Server resource consumption

CVSS Meta Temp Score
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Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
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6.9$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in Cisco WebEx Meetings Server. Affected by this issue is some unknown functionality. Executing a manipulation can lead to resource consumption. The identification of this vulnerability is CVE-2017-12293. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability has been found in Cisco WebEx Meetings Server (Unified Communication Software) (unknown version) and classified as problematic. This vulnerability affects an unknown code block. The manipulation with an unknown input leads to a resource consumption vulnerability. The CWE definition for the vulnerability is CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. As an impact it is known to affect availability. CVE summarizes:

A vulnerability in Cisco WebEx Meetings Server could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition. The vulnerability is due to insufficient limitations on the number of connections that can be made to the affected software. An attacker could exploit this vulnerability by opening multiple connections to the server and exhausting server resources. A successful exploit could cause the server to reload, resulting in a DoS condition. Cisco Bug IDs: CSCvf41006.

The bug was discovered 10/18/2017. The weakness was shared 10/19/2017 with Cisco (Website). The advisory is available at securitytracker.com. This vulnerability was named CVE-2017-12293 since 08/03/2017. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 01/19/2021). This vulnerability is assigned to T1499 by the MITRE ATT&CK project.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $5k-$25k.

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 101492†). The entry VDB-108275 is related to this item. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.9
VulDB Meta Temp Score: 6.9

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

NVD Base Score: 8.6
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

Class: Resource consumption
CWE: CWE-400 / 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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/03/2017 🔍
10/18/2017 +76 days 🔍
10/18/2017 +0 days 🔍
10/19/2017 +1 days 🔍
10/19/2017 +0 days 🔍
10/20/2017 +1 days 🔍
01/19/2021 +1187 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: securitytracker.com⛔
Researcher: Cisco
Organization: Cisco
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-12293 (🔍)
GCVE (CVE): GCVE-0-2017-12293
GCVE (VulDB): GCVE-100-108274
SecurityFocus: 101492 - Cisco WebEx Meetings Server CVE-2017-12293 Denial of Service Vulnerability
SecurityTracker: 1039618

See also: 🔍

Entryinfo

Created: 10/20/2017 09:01
Updated: 01/19/2021 11:20
Changes: 10/20/2017 09:01 (59), 11/27/2019 06:08 (4), 01/19/2021 11:16 (2), 01/19/2021 11:20 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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