CVE-2023-0090

Q: How do I fix CVE-2023-0090?

Upgrade enterprise protection to 8.18.4 or later.

Q: Is CVE-2023-0090 being actively exploited?

Not that we know of. CVE-2023-0090 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.74% is the estimated probability that it will be exploited in the next 30 days. That is higher than 51% of all scored CVEs.

Q: How severe is CVE-2023-0090?

CVE-2023-0090 has a CVSS v3 base score of 9.8, rated critical. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

Q: What does CVE-2023-0090 affect?

Published advisories record a fix for enterprise protection (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

CRITICAL

9.8

CVSS v3

NVD

Description

The webservices in Proofpoint Enterprise Protection (PPS/POD) contain a vulnerability that allows for an anonymous user to execute remote code through 'eval injection'. Exploitation requires network access to the webservices API, but such access is a non-standard configuration. This affects all versions 8.20.0 and below.

CWE-95 CWE-94Code Injection

How to fix

Remediation Available

enterprise protectionNVD

Affected:>= 8.18.0, < 8.18.4Fixed in:8.18.4CVE-2023-0090derived from NVD

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.74%probability of exploitation in 30 days

51stpercentile

Moderate risk: more likely to be exploited than 51% of all known CVEs.

References

Vendor Advisory1

proofpoint.com

Related Vulnerabilities

Other CWE-95 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2025-24893	Critical	9.8	100%	KEV	Fix
CVE-2026-33017	Critical	9.8	100%	KEV	Fix
CVE-2024-36401	Critical	9.8	100%	KEV	Fix
CVE-2024-21650	Critical	10.0	93%	-	-
CVE-2023-37462	Critical	9.9	91%	-	Fix
CVE-2024-7954	Critical	9.8	90%	-	Fix

Common questions

How do I fix CVE-2023-0090?

Upgrade enterprise protection to 8.18.4 or later.

Is CVE-2023-0090 being actively exploited?

Not that we know of. CVE-2023-0090 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.74% is the estimated probability that it will be exploited in the next 30 days. That is higher than 51% of all scored CVEs.

How severe is CVE-2023-0090?

CVE-2023-0090 has a CVSS v3 base score of 9.8, rated critical. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2023-0090 affect?

Published advisories record a fix for enterprise protection (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

Embed a live status badge for CVE-2023-0090

Markdown

[![CVE-2023-0090](https://tridentstack.com/cve/badge/CVE-2023-0090.svg)](https://tridentstack.com/cve/CVE-2023-0090)

HTML

<a href="https://tridentstack.com/cve/CVE-2023-0090"><img src="https://tridentstack.com/cve/badge/CVE-2023-0090.svg" alt="CVE-2023-0090"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

See how it works Start freeThis CVE lookup is free and always will be.

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.