Cisco WebEx Network Recording Player/WebEx Player ARF/WRF 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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A vulnerability was found in Cisco WebEx Network Recording Player and WebEx Player (Unified Communication Software) (unknown version). It has been rated as critical. This issue affects an unknown functionality of the component ARF/WRF 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 software 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 weakness was published 06/04/2021 as cisco-sa-webex-player-dOJ2jOJ. The advisory is shared at The identification of this vulnerability is CVE-2021-1502. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 06/07/2021).

Upgrading eliminates this vulnerability.






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CPE 2.3info

CPE 2.2info


VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

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



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


Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍


Threat Intelligenceinfo

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


Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍


11/13/2020 🔍
06/04/2021 +202 days 🔍
06/04/2021 +0 days 🔍
06/07/2021 +3 days 🔍



Advisory: cisco-sa-webex-player-dOJ2jOJ
Status: Confirmed

CVE: CVE-2021-1502 (🔍)


Created: 06/04/2021 09:05 PM
Updated: 06/07/2021 08:12 PM
Changes: 06/04/2021 09:05 PM (38), 06/07/2021 08:05 PM (5), 06/07/2021 08:12 PM (1)
Complete: 🔍


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