PT-2020-4649 · Cisco · Cisco Webex Player+1

Francis Provencher · Published 2020-11-04 · Updated 2021-10-19 · CVE-2020-3603

Positive Technologies (AI Summary)

CVSS v2.0

9.3

High

Base vector

AV:N/AC:M/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Cisco Webex Network Recording Player for Windows (affected versions not specified) Cisco Webex Player for Windows (affected versions not specified)

Description The issue is related to insufficient validation of certain elements of a Webex recording stored in the Advanced Recording Format (ARF) or Webex Recording Format (WRF). An attacker could exploit this by sending a malicious ARF or WRF file to a user through a link or email attachment and persuading the user to open the file with the affected software. A successful exploit could allow the attacker to execute arbitrary code on the affected system with the privileges of the targeted user.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Buffer Overflow

Memory Corruption

Weakness Enumeration

CWE-119

CWE-787

Related Identifiers

BDU:2020-05201

CVE-2020-3603

ZDI-20-1361

Affected Products

Cisco Webex Network Recording Player

Cisco Webex Player

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2020-3603 · Security Note
• https://osv.dev/vulnerability/CVE-2020-3603 · Vendor Advisory
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-nbr-NOS6FQ24 · Vendor Advisory
• https://bdu.fstec.ru/vul/2020-05201 · Security Note
• https://zerodayinitiative.com/advisories/ZDI-20-1361 · Security Note
• https://t.me/cibsecurity/16011 · Telegram Post
• https://t.me/cvenotify/5285 · Telegram Post