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CVE Record

CVE-2020-12145: Silver Peak Unity OrchestratorTM authentication can be subverted through manipulation of HTTP headers.

Silver Peak Unity Orchestrator versions prior to 8.9.11+, 8.10.11+, or 9.0.1+ uses HTTP headers to authenticate REST API calls from localhost. This makes it possible to log in to Orchestrator by introducing an HTTP HOST header set to 127.0.0.1 or localhost. Orchestrator instances that are hosted by customers –on-premise or in a public cloud provider –are affected by this vulnerability.

MediumCVSS 6.6Not KEV-listedUpdated
Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

Silver Peak Unity Orchestrator could incorrectly trust requests that appear to come from localhost, allowing authenticated attackers to subvert REST API authentication. Customer-hosted Orchestrator systems, on-premises or cloud-hosted, are in scope. The CVSS score is medium, but successful abuse could affect confidentiality, integrity, and availability.

Executive priority

Prioritize remediation for externally reachable Orchestrator systems because compromise could affect SD-WAN management operations. This is not a KEV-confirmed emergency, but the potential management-plane impact justifies scheduled urgent upgrade and exposure reduction.

Technical view

Unity Orchestrator versions before 8.9.11+, 8.10.11+, or 9.0.1+ use HTTP headers to authenticate localhost REST API calls. Manipulating request headers can make remote traffic appear local and bypass intended authentication checks. The issue is CWE-287 improper authentication with CVSS 3.1 score 6.6.

Likely exposure

Exposure is limited to customer-hosted Silver Peak Unity Orchestrator deployments running affected versions. Both on-premises and public cloud-hosted instances are listed as affected. Internet-facing management interfaces would raise business risk, but the provided sources do not quantify deployment exposure.

Exploitation context

The source bundle does not identify public exploitation, and this CVE is not listed as KEV. CVSS indicates network access, high attack complexity, and high privileges required. Treat exploitation status as unconfirmed, not actively exploited.

Researcher notes

Evidence is strongest for affected versions, authentication weakness class, and customer-hosted scope. The provided sources do not include exploit maturity, detailed prerequisites beyond CVSS, indicators of compromise, or vendor workaround text beyond fixed version thresholds.

Mitigation direction

  • Upgrade affected Orchestrator deployments to 8.9.11+, 8.10.11+, or 9.0.1+.
  • Review the Silver Peak security advisory for version-specific guidance.
  • Restrict Orchestrator management access to trusted administrative networks.
  • Reduce unnecessary public cloud exposure for Orchestrator interfaces.
  • Monitor vendor guidance for any later remediation details.

Validation and detection

  • Inventory all Silver Peak Unity Orchestrator instances.
  • Confirm each instance version is 8.9.11+, 8.10.11+, 9.0.1+, or later.
  • Identify whether Orchestrator is reachable from untrusted networks.
  • Review REST API authentication logs for unusual administrative access.
  • Document compensating access controls where immediate upgrade is delayed.
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-287: 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-2020-12145 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
Medium
CVSS
6.6 (3.1)
Known Exploited
No
Published

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

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
6.6CVSS 3.1MediumCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H0.75.9Primary CVE score

Vulnerability scoring details

Base CVSS 3.1 score

6.6Medium
CVSS 3.1 vector shape for CVE-2020-12145Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

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

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

Products and packages named in the record

VendorProductVersion / packageStatus
Silver Peak Systems, Inc.Unity OrchestratorAll versions affected prior to Silver Peak Unity Orchestrator 8.9.11+, 8.10.11+, or 9.0.1+.Listed
Weakness

CWE details

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

CWE-287 · source CWE mapping

Improper Authentication

Improper Authentication represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.