VDB-124913 · CVE-2018-15411 · BID 105520

Cisco WebEx Network Recording Player on Windows ARF File memory corruption

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 classified as critical. This affects an unknown function of the component ARF File Handler. The manipulation leads to memory corruption. This vulnerability is listed as CVE-2018-15411. The attack may be initiated remotely. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Cisco WebEx Network Recording Player on Windows (Unified Communication Software) (unknown version). This issue affects an unknown code block of the component ARF File Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is 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 presented 10/05/2018 by Steven Seeley (mr_me) with Zero Day Initiative as cisco-sa-20181003-webex-rce as confirmed advisory (Website). The advisory is shared at tools.cisco.com. The identification of this vulnerability is CVE-2018-15411 since 08/17/2018. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are 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†). See VDB-124910, VDB-124911, VDB-124912 and VDB-124914 for similar entries. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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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: Memory corruption
CWE: CWE-119
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-2018-15411 (🔍)
GCVE (CVE): GCVE-0-2018-15411
GCVE (VulDB): GCVE-100-124913
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 14:52
Changes: 10/06/2018 13:01 (65), 03/30/2020 17:32 (6), 05/22/2023 14:52 (4)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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