CVE-2021-45810

HIGHCVSS 7.5/10EPSS 0.80%

Last modified

CVE-2021-45810 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. GlobalProtect-openconnect versions prior to 2.0.0 (exclusive) are affected by incorrect access control in GPService through DBUS, GUI. The way GlobalProtect-Openconnect is set up enables arbitrary users to start a VPN connection to arbitrary servers. EPSS estimates a 0.80% chance of exploitation in the next 30 days.

Description

GlobalProtect-openconnect versions prior to 2.0.0 (exclusive) are affected by incorrect access control in GPService through DBUS, GUI. The way GlobalProtect-Openconnect is set up enables arbitrary users to start a VPN connection to arbitrary servers. By hosting an openconnect compatible server, the attack can redirect the entire host's traffic via their own server.

Metrics

CVSS 3.1
7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

EPSS Probability
0.80%

51.7th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
Globalprotect-Openconnect ProjectGlobalprotect-OpenconnectAll versions

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-45810?
GlobalProtect-openconnect versions prior to 2.0.0 (exclusive) are affected by incorrect access control in GPService through DBUS, GUI. The way GlobalProtect-Openconnect is set up enables arbitrary users to start a VPN connection to arbitrary servers. By hosting an openconnect compatible server, the attack can redirect the entire host's traffic via their own server.
How severe is CVE-2021-45810?
CVE-2021-45810 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.80% probability of exploitation in the next 30 days.
How do I fix CVE-2021-45810?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-45810?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST