Multiple Interpretations of UI Input in Cisco Webex Teams
| Risk | Low |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2021-1242 |
| CWE-ID | CWE-450 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
Cisco Webex Teams Client/Desktop applications / Office applications |
| Vendor |
Security Bulletin
This security bulletin contains one low risk vulnerability.
1) Multiple Interpretations of UI Input
EUVDB-ID: #VU49579
Risk: Low
CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-1242
CWE-ID:
CWE-450 - Multiple Interpretations of UI Input
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to the affected software mishandles character rendering. A remote attacker can share a file within the application interface, modify how the shared file name displays within the interface and conduct phishing or spoofing attacks.
MitigationInstall updates from vendor's website.
Vulnerable software versionsCisco Webex Teams: before 40.12.0.17293
External linkshttp://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-teams-7ZMcXG99
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
