CVE-2020-13699
CVSS v3
8.8
HIGH
EPSS Score
69.8 %
exploit probability
CISA KEV
No
known exploited
Exploitation
—
SSVC status
Description
TeamViewer Desktop for Windows before 15.8.3 does not properly quote its custom URI handlers. A malicious website could launch TeamViewer with arbitrary parameters, as demonstrated by a teamviewer10: --play URL. An attacker could force a victim to send an NTLM authentication request and either relay the request or capture the hash for offline password cracking. This affects teamviewer10, teamviewer8, teamviewerapi, tvchat1, tvcontrol1, tvfiletransfer1, tvjoinv8, tvpresent1, tvsendfile1, tvsqcustomer1, tvsqsupport1, tvvideocall1, and tvvpn1. The issue is fixed in 8.0.258861, 9.0.258860, 10.0.258873, 11.0.258870, 12.0.258869, 13.2.36220, 14.2.56676, 14.7.48350, and 15.8.3.
Technical details
- Published
- 2020-07-29
Frequently asked questions
What is CVE-2020-13699?
TeamViewer Desktop for Windows before 15.8.3 does not properly quote its custom URI handlers. A malicious website could launch TeamViewer with arbitrary parameters, as demonstrated by a teamviewer10: --play URL. An attacker could force a victim to send an NTLM authentication request and either relay the request or capture the hash for offline password cracking. This affects teamviewer10, teamviewer8, teamviewerapi, tvchat1, tvcontrol1, tvfiletransfer1, tvjoinv8, tvpresent1, tvsendfile1, tvsqcustomer1, tvsqsupport1, tvvideocall1, and tvvpn1. The issue is fixed in 8.0.258861, 9.0.258860, 10.0.258873, 11.0.258870, 12.0.258869, 13.2.36220, 14.2.56676, 14.7.48350, and 15.8.3.
Is CVE-2020-13699 actively exploited?
Active exploitation of CVE-2020-13699 has not been confirmed. The EPSS score is 69.8%, indicating the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2020-13699?
CVE-2020-13699 has a CVSS v3 base score of 8.8 (HIGH severity).
Is CVE-2020-13699 affecting your environment?
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