VDB-124915 · CVE-2018-15413 · BID 105520

Cisco WebEx Network Recording Player on Windows ARF File input validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.9$0-$5k0.00

Summaryinfo

A vulnerability was found in Cisco WebEx Network Recording Player on Windows. It has been rated as critical. Affected is an unknown function of the component ARF File Handler. This manipulation causes input validation. This vulnerability is registered as CVE-2018-15413. Remote exploitation of the attack is possible. No exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability has been found in Cisco WebEx Network Recording Player on Windows (Unified Communication Software) (version unknown) and classified as critical. Affected by this vulnerability is an unknown function of the component ARF File Handler. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

A vulnerability in the Cisco Webex Network Recording Player for Microsoft Windows and the Cisco Webex Player for Microsoft Windows could allow an attacker to execute arbitrary code on an affected system. The vulnerability exist because the affected software improperly validates Advanced Recording Format (ARF) and Webex Recording Format (WRF) files. An attacker could exploit this vulnerability by sending a user a malicious ARF or WRF file via a link or an email attachment and persuading the user to open the file by using the affected software. A successful exploit could allow the attacker to execute arbitrary code on the affected system.

The bug was discovered 10/03/2018. The weakness was published 10/05/2018 by Steven Seeley (mr_me) with Zero Day Initiative as cisco-sa-20181003-webex-rce as confirmed advisory (Website). It is possible to read the advisory at tools.cisco.com. This vulnerability is known as CVE-2018-15413 since 08/17/2018. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 2 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 371233 (Cisco Webex Network Recording Player and Cisco Webex Player Remote Code Execution Vulnerabilities(cisco-sa-20181003-webex-rce)).

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 105520†). Similar entries are available at VDB-124910, VDB-124911, VDB-124912 and VDB-124913. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 6.9

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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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: Partially
Local: Yes
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: 🔍

Timelineinfo

08/17/2018 🔍
10/03/2018 +47 days 🔍
10/03/2018 +0 days 🔍
10/05/2018 +1 days 🔍
10/05/2018 +0 days 🔍
10/06/2018 +1 days 🔍
05/22/2023 +1689 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-20181003-webex-rce
Researcher: Steven Seeley (mr_me)
Organization: Zero Day Initiative
Status: Confirmed

CVE: CVE-2018-15413 (🔍)
GCVE (CVE): GCVE-0-2018-15413
GCVE (VulDB): GCVE-100-124915
SecurityFocus: 105520 - Cisco WebEx Network Recording Player and Webex Player Multiple Remote Code Execution Vulnerabilities
SecurityTracker: 1041795

See also: 🔍

Entryinfo

Created: 10/06/2018 13:01
Updated: 05/22/2023 14:58
Changes: 10/06/2018 13:01 (65), 03/30/2020 17:18 (6), 05/22/2023 14:58 (4)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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