Security ManagerApplication · Cisco
CVE-2022-20641
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 · uneditedMultiple vulnerabilities in the web-based management interface of Cisco Security Manager could allow an unauthenticated, remote attacker to conduct cross-site scripting attacks against a user of the interface. These vulnerabilities are due to insufficient validation of user-supplied input by the web-based management interface. An attacker could exploit these vulnerabilities by persuading a user to click a crafted link. A successful exploit could allow the attacker to execute arbitrary script code in the context of the interface or access sensitive, browser-based information.
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 CVE describes multiple stored cross-site scripting (XSS) vulnerabilities in Cisco Security Manager's web-based management interface. The vulnerabilities stem from insufficient validation of user-supplied input, allowing unauthenticated remote attackers to inject malicious scripts via crafted links that execute in the context of the victim's browser session, potentially exposing sensitive session information.
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
Security ManagerApplication
< 4.24CVSS 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
- Required
- Scope
- Changed
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/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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Identify Cisco Security Manager versionAccess the web-based management interface and navigate to the Help > About page, or check the software version via the application's version display. Alternatively, check the installed software package version through the system administration tools provided with Cisco Security Manager.Affected if The installed version is any version below 4.24 (e.g., 4.22, 4.21, 4.20, earlier releases).
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Confirm web management interface is enabledVerify that the Cisco Security Manager web-based management interface is currently active and accessible. This is typically accessible on ports 443 or 8443 depending on configuration.Affected if The web interface is enabled and running, making the XSS attack surface available.
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Determine interface exposureCheck whether the web management interface is exposed to unauthenticated or untrusted network segments. Review firewall rules, access control lists, and the interface binding configuration to determine if the interface is reachable from outside the trusted network.Affected if The web interface is accessible to unauthenticated remote attackers, which is required for the exploit vector described in the CVE.
A system is affected if it runs any version of Cisco Security Manager below 4.24 and has the web-based management interface enabled and accessible, allowing unauthenticated attackers to inject malicious scripts.
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.
dbcve · scoped4.24
Implement proper input validation and output encoding for all user-supplied data in the web interface. Additionally, deploy Content Security Policy (CSP) headers to mitigate XSS execution. Apply vendor-supplied patches for Cisco Security Manager when available.
Cisco Security Manager 4.24
- 1. Back up the current Cisco Security Manager configuration and database
- 2. Download Cisco Security Manager version 4.24 or later from the Cisco Software Download center (requires valid Cisco service contract)
- 3. Review Cisco Security Manager upgrade documentation for any prerequisites
- 4. Execute the upgrade installer on the Security Manager server following Cisco's official upgrade procedure
- 5. After upgrade completes, verify the Security Manager web interface is accessible
- 6. Confirm the version number displays as 4.24 or later in the About section
Generated from the published advisory — verify against the referenced sources before acting.
Fix this in Security Manager
Scoped from the published advisory
- Consultation6.0 h
- Implementation12.0 h
- Testing8.0 h
- Review / QA4.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $8,448.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2022-20641 — 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-2022-20641 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