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CVE Record

CVE-2020-3598: Cisco Vision Dynamic Signage Director Missing Authentication Vulnerability

A vulnerability in the web-based management interface of Cisco Vision Dynamic Signage Director could allow an unauthenticated, remote attacker to access confidential information or make configuration changes. The vulnerability is due to missing authentication for a specific section of the web-based management interface. An attacker could exploit this vulnerability by accessing a crafted URL. A successful exploit could allow the attacker to obtain access to a section of the interface, which they could use to read confidential information or make configuration changes.

MediumCVSS 6.5Not KEV-listedUpdated
Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

CVE-2020-3598 is a missing-authentication flaw in Cisco Vision Dynamic Signage Director. A remote attacker could reach a specific management-interface section without signing in, potentially viewing confidential information or changing configuration. The sources do not name affected versions in the provided bundle.

Executive priority

Treat as a moderate-priority exposure review. It does not indicate ransomware-style urgency, but unauthenticated management access can create business risk if signage systems are externally reachable or operationally important.

Technical view

The vulnerability is CWE-306 in the web-based management interface. It has CVSS 3.1 score 6.5, network attack vector, low complexity, no privileges, and no user interaction. Impact is limited confidentiality and integrity, with no availability impact stated.

Likely exposure

Exposure is limited to organizations running Cisco Vision Dynamic Signage Director. Risk is higher if the web-based management interface is reachable from untrusted networks. The bundle does not provide version-level affected or fixed-release detail.

Exploitation context

The described attack path is unauthenticated remote access to a crafted URL. CISA KEV status is false, and the provided sources do not state active exploitation or public exploit availability.

Researcher notes

Evidence supports missing authentication and remote unauthenticated access, but not affected-version granularity, exploit maturity, or a named fix within the bundle. Avoid validating by reproducing crafted-URL access on production systems.

Mitigation direction

  • Review Cisco’s advisory for affected releases and remediation guidance.
  • Restrict management-interface access to trusted administrative networks.
  • Remove any unnecessary internet exposure for the management interface.
  • Monitor Cisco support channels for fixed-release or workaround details.

Validation and detection

  • Inventory systems running Cisco Vision Dynamic Signage Director.
  • Confirm whether the web management interface is exposed externally.
  • Compare deployed versions against Cisco’s advisory guidance.
  • Review access logs for unusual unauthenticated management-interface requests.
Prepared
Confidence
high
Sources
3

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.

cwe · medium confidence lookup

CWE-306: Credential and account abuse lookup

Authentication and credential weaknesses can make valid-account abuse and credential telemetry useful review starting points. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.

Open ATT&CK lookup
cve · low confidence lookup

CVE-2020-3598 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

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Vulnerability profileCVE Program record
Severity
Medium
CVSS
6.5 (3.1)
Known Exploited
No
Published

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

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

1CVSS vectors
0Timeline events
0ADP providers
2Source links

CVSS vector scores

1 official score

We collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.

ScoreVersionSeverityVectorExploitImpactSource
6.5CVSS 3.1MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N3.92.5Primary CVE score

Vulnerability scoring details

Base CVSS 3.1 score

6.5Medium
CVSS 3.1 vector shape for CVE-2020-3598Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

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

Attack Vector
NetworkAdjacentLocalPhysical
Attack Complexity
LowHigh
Privileges Required
NoneLowHigh
User Interaction
NoneRequired
Scope
ChangedUnchanged
Confidentiality Impact
HighLowNone
Integrity Impact
HighLowNone
Availability Impact
HighLowNone

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
CiscoCisco Vision Dynamic Signage Directorn/aListed
Weakness

CWE details

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.