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CVE-2023-4310

CRITICALCVSS 9.8/10EPSS 1.41%

Last modified

CVE-2023-4310 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. BeyondTrust Privileged Remote Access (PRA) and Remote Support (RS) versions 23.2.1 and 23.2.2 contain a command injection vulnerability which can be exploited through a malicious HTTP request. Successful exploitation of this vulnerability can allow an unauthenticated remote attacker to execute underlying operating system commands within the context of the site user. EPSS estimates a 1.41% chance of exploitation in the next 30 days.

Description

BeyondTrust Privileged Remote Access (PRA) and Remote Support (RS) versions 23.2.1 and 23.2.2 contain a command injection vulnerability which can be exploited through a malicious HTTP request. Successful exploitation of this vulnerability can allow an unauthenticated remote attacker to execute underlying operating system commands within the context of the site user. This issue is fixed in version 23.2.3.

Metrics

CVSS 3.1
9.8/10

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

EPSS Probability
1.41%

69.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
BeyondtrustPrivileged Remote Access23.2.1
BeyondtrustPrivileged Remote Access23.2.2
BeyondtrustRemote Support23.2.1
BeyondtrustRemote Support23.2.2

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2023-4310?
BeyondTrust Privileged Remote Access (PRA) and Remote Support (RS) versions 23.2.1 and 23.2.2 contain a command injection vulnerability which can be exploited through a malicious HTTP request. Successful exploitation of this vulnerability can allow an unauthenticated remote attacker to execute underlying operating system commands within the context of the site user. This issue is fixed in version 23.2.3.
How severe is CVE-2023-4310?
CVE-2023-4310 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.41% probability of exploitation in the next 30 days.
How do I fix CVE-2023-4310?
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-2023-4310?

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

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Source: NVD / NIST