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CVE Record

CVE-2018-6505: MFSBGN03824 rev.1 - ArcSight Management Center, Insufficient Access Control, Reflected Cross Site Scripting, Access Control vulnerability, Cross-Site Request Forgery (CSRF), Unauthenticated File Download, Directory Traversal Vulnerability

A potential Unauthenticated File Download vulnerability has been identified in ArcSight Management Center (ArcMC) in all versions prior to 2.81. This vulnerability could be exploited to allow for Unauthenticated File Downloads.

HighCVSS 7.5Not KEV-listedUpdated
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Glexia's TakeAutomated analysishigh

Security readout for executives and security teams

Plain-English summary

CVE-2018-6505 affects Micro Focus ArcSight Management Center before version 2.81. It could let an unauthenticated network attacker download files, creating a confidentiality risk for a security management platform. The provided sources do not show active exploitation.

Executive priority

Prioritize remediation for any reachable ArcMC instance below 2.81. The business concern is unauthorized access to files on a security management system, not service disruption.

Technical view

The CVE describes an unauthenticated file download issue in ArcSight Management Center versions before 2.81. CVSS 3.0 is 7.5: network exploitable, low complexity, no privileges, no user interaction, with high confidentiality impact and no stated integrity or availability impact.

Likely exposure

Exposure is limited to organizations running ArcSight Management Center versions earlier than 2.81, especially where ArcMC is reachable over untrusted or broad internal networks.

Exploitation context

The source bundle marks this CVE as not in KEV, and no provided source states active exploitation. Risk still matters because exploitation requires no authentication or user interaction.

Researcher notes

Evidence is narrow: the bundle identifies unauthenticated file download before ArcMC 2.81 and provides CVSS details. It does not include exploit mechanics, affected file paths, indicators of compromise, or confirmed exploitation.

Mitigation direction

  • Upgrade ArcSight Management Center to version 2.81 or later.
  • Review Micro Focus advisory KM03245142 for vendor-specific instructions.
  • Restrict network access to ArcMC management interfaces.
  • Remove internet exposure for ArcMC unless explicitly required.
  • Monitor vendor guidance for any later remediation details.

Validation and detection

  • Inventory all ArcSight Management Center deployments.
  • Confirm each ArcMC version is 2.81 or later.
  • Check whether ArcMC is reachable from untrusted networks.
  • Review logs for unusual unauthenticated file access patterns.
  • Document affected instances and remediation status.
Prepared
Confidence
high
Sources
3

Public sources used

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.

description · low confidence lookup

File access behavior lookup

The CVE wording references file access or upload behavior, so file telemetry and web shell review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.

Open ATT&CK lookup
cve · low confidence lookup

CVE-2018-6505 mapping review

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

Open ATT&CK lookup
Vulnerability profileCVE Program record
Severity
High
CVSS
7.5 (3.0)
Known Exploited
No
Published

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/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
7.5CVSS 3.0HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N3.93.6Primary CVE score

Vulnerability scoring details

Base CVSS 3.0 score

7.5High
CVSS 3.0 vector shape for CVE-2018-6505Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/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
Micro FocusArcSight Management Centerall versions prior to 2.81Listed
Weakness

CWE details

No CWE listed

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