CVE-2024-0862
Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.
NVD · uneditedThe Proofpoint Encryption endpoint of Proofpoint Enterprise Protection contains a Server-Side Request Forgery vulnerability that allows an authenticated user to relay HTTP requests from the Protection server to otherwise private network addresses.
Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.
dbcve analysis · high confidenceThis is a Server-Side Request Forgery (SSRF) vulnerability in the Proofpoint Encryption endpoint of Proofpoint Enterprise Protection. An authenticated attacker can abuse this to make the Protection server send HTTP requests to internal or otherwise private network addresses that should not be externally accessible.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.
From the vector- Attack vector
- Network
- Complexity
- Low
- Privileges
- Low
- User interaction
- None
- Scope
- Changed
- Confidentiality
- Low
- Integrity
- None
- Availability
- None
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N
Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.
dbcve checksWork through these to decide whether this CVE applies to you.
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Confirm Proofpoint Enterprise Protection installationLocate the Proofpoint installation directory or check system services for 'Proofpoint Protection' or 'PPNS' processes. Common paths: /opt/proofpoint or C:\Program Files\Proofpoint on Windows servers.Affected if The product is installed and running on the system
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Identify installed versionCheck the Proofpoint version by reviewing the About page in the admin console, or run: grep -i version /opt/proofpoint/config/version 2>/dev/null, or examine the installed package metadata.Affected if The installed version matches or falls within the affected version range for CVE-2024-0862 (verify against vendor advisory)
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Verify Encryption endpoint is enabledAccess the Proofpoint admin console and navigate to Email Protection > Encryption settings, or check configuration files for 'encryption.enabled=true' or similar encryption service flags.Affected if The Encryption endpoint is enabled and externally accessible
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Confirm authentication is requiredReview authentication settings for the Encryption endpoint in the admin console under User Authentication or LDAP/SSO integration. Verify that anonymous access is disabled.Affected if The Encryption endpoint allows unauthenticated access or uses weak authentication mechanisms
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Check outbound HTTP request capabilitiesReview network configuration for the Protection server to confirm if it can initiate outbound HTTP/HTTPS connections to arbitrary addresses. Check firewall rules and proxy settings.Affected if The server has unrestricted outbound network access and can reach internal/private network addresses
The environment is affected if Proofpoint Enterprise Protection with an exposed Encryption endpoint is installed and the server can make outbound HTTP requests to internal addresses without proper network segmentation.
Generated from the published advisory. Verify against your own configuration.
Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.
From vendor dataImplement network segmentation and firewall rules to restrict outbound connections from the Proofpoint server to internal networks. Review and enforce least-privilege authentication. Apply vendor patches when available.
- Consultation3.0 h
- Implementation6.0 h
- Testing3.0 h
- Review / QA2.0 h
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Free · runs locallyCheck whether your project pulls in CVE-2024-0862 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.
References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2024-0862 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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- Verified mitigations, workarounds, and config changes
- Version or environment caveats, and links to real fixes
- No weaponised exploit code, or anything meant to cause harm
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