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CVE-2020-27123

MEDIUMCVSS 5.5/10EPSS 0.33%

Last modified

CVE-2020-27123 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. A vulnerability in the interprocess communication (IPC) channel of Cisco AnyConnect Secure Mobility Client for Windows could allow an authenticated, local attacker to read arbitrary files on the underlying operating system of an affected device. The vulnerability is due to an exposed IPC function. EPSS estimates a 0.33% chance of exploitation in the next 30 days.

Description

A vulnerability in the interprocess communication (IPC) channel of Cisco AnyConnect Secure Mobility Client for Windows could allow an authenticated, local attacker to read arbitrary files on the underlying operating system of an affected device. The vulnerability is due to an exposed IPC function. An attacker could exploit this vulnerability by sending a crafted IPC message to the AnyConnect process on an affected device. A successful exploit could allow the attacker to read arbitrary files on the underlying operating system of the affected device.

Metrics

CVSS 3.1
5.5/10

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

EPSS Probability
0.33%

24.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
CiscoAnyconnect Secure Mobility Client< 4.9.03047

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2020-27123?
A vulnerability in the interprocess communication (IPC) channel of Cisco AnyConnect Secure Mobility Client for Windows could allow an authenticated, local attacker to read arbitrary files on the underlying operating system of an affected device. The vulnerability is due to an exposed IPC function. An attacker could exploit this vulnerability by sending a crafted IPC message to the AnyConnect process on an affected device. A successful exploit could allow the attacker to read arbitrary files on the underlying operating system of the affected device.
How severe is CVE-2020-27123?
CVE-2020-27123 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.33% probability of exploitation in the next 30 days.
How do I fix CVE-2020-27123?
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-2020-27123?

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

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Source: NVD / NIST