CVE-2024-23615
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 · uneditedA buffer overflow vulnerability exists in Symantec Messaging Gateway versions 10.5 and before. A remote, anonymous attacker can exploit this vulnerability to achieve remote code execution as root.
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 · moderate confidenceA buffer overflow vulnerability in Symantec Messaging Gateway versions 10.5 and earlier allows remote, unauthenticated attackers to execute arbitrary code with root privileges. The vulnerability is exploitable over the network without any authentication credentials.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.
NVD · CPE data<= 10.5CVSS 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
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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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Identify installed Symantec Messaging Gateway versionAccess the SMG administrative interface and navigate to the About or System Health section to view the exact version number, or run 'smg --version' from the command line if SSH access is availableAffected if The displayed version is 10.5 or any version lower than 10.5.4
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Verify management interface network exposureCheck network listening services using 'netstat -tlnp' or 'ss -tlnp' and look for ports associated with SMG management (typically 443, 8443 for web UI, or SSH on 22). Also review firewall rules to confirm whether these ports are bound to external interfacesAffected if The SMG management web interface (HTTPS ports) is listening on a publicly accessible IP address or untrusted network interface
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Confirm SMG services are runningCheck if the 'smg' or 'symantec' services are active by running 'systemctl status smg' or 'service smg status' on the SMG applianceAffected if The SMG services are running and the version is vulnerable (10.5 or earlier)
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Review access control lists for SMG managementInspect any network ACLs, iptables rules, or hardware firewall policies that govern access to the SMG management ports. Verify source IP restrictions are in placeAffected if No IP-based access restrictions exist on the management interface and the version is vulnerable
You are affected if your installed Symantec Messaging Gateway version is 10.5 or earlier and the management interface is network-accessible from untrusted networks.
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 dataUpgrade to a version beyond 10.5.4 if available, or implement network segmentation to restrict access to the messaging gateway interface and monitor for exploitation attempts while awaiting vendor patch.
- Consultation4.0 h
- Implementation6.0 h
- Testing4.0 h
- Review / QA2.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $4,544.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2024-23615 — 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-2024-23615 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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A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.
- 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
- No spam, self-promotion, credentials, or personal data