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CVE-2023-2820

MEDIUMCVSS 6.8/10EPSS 0.25%

Last modified

CVE-2023-2820 is a medium-severity vulnerability rated 6.8/10 on the CVSS scale. An information disclosure vulnerability in the faye endpoint in Proofpoint Threat Response / Threat Response Auto-Pull (PTR/TRAP) could be used by an attacker on an adjacent network to obtain credentials to integrated services via a man-in-the-middle position or cryptanalysis of the session traffic. An attacker could use these credentials to impersonate PTR/TRAP to these services. EPSS estimates a 0.25% chance of exploitation in the next 30 days.

Description

An information disclosure vulnerability in the faye endpoint in Proofpoint Threat Response / Threat Response Auto-Pull (PTR/TRAP) could be used by an attacker on an adjacent network to obtain credentials to integrated services via a man-in-the-middle position or cryptanalysis of the session traffic. An attacker could use these credentials to impersonate PTR/TRAP to these services. All versions prior to 5.10.0 are affected. 

Metrics

CVSS 3.1
6.8/10

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

EPSS Probability
0.25%

16.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
ProofpointThreat Response Auto Pull< 5.10.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2023-2820?
An information disclosure vulnerability in the faye endpoint in Proofpoint Threat Response / Threat Response Auto-Pull (PTR/TRAP) could be used by an attacker on an adjacent network to obtain credentials to integrated services via a man-in-the-middle position or cryptanalysis of the session traffic. An attacker could use these credentials to impersonate PTR/TRAP to these services. All versions prior to 5.10.0 are affected. 
How severe is CVE-2023-2820?
CVE-2023-2820 has a CVSS score of 6.8/10 (MEDIUM severity). The EPSS model estimates a 0.25% probability of exploitation in the next 30 days.
How do I fix CVE-2023-2820?
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.

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Source: NVD / NIST