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CVE Record

CVE-2012-1977: WellinTech KingSCADA Missing Encryption of Sensitive Data

WellinTech KingSCADA 3.0 uses a cleartext base64 format for storage of passwords in user.db, which allows context-dependent attackers to obtain sensitive information by reading this file.

HighCVSS 7.1Not KEV-listedUpdated
Glexia's TakeAutomated analysis

Security readout for executives and security teams

KingSCADA 3.0 stored passwords in user.db using cleartext base64 rather than real encryption. If an attacker can read that file, they may recover sensitive credentials. This is mainly urgent for organizations still running this legacy SCADA product or retaining exposed backups of its files. Exposure is likely limited to KingSCADA 3.0 systems or copies of their user.db files. Risk rises where SCADA hosts, shared folders, backups, or administrator workstations allow unauthorized file access. Treat as a high-priority legacy SCADA credential exposure issue. It does not imply remote control by itself, but stolen operator or administrator credentials can materially increase operational risk. Mitigation focus: Identify whether WellinTech KingSCADA 3.0 is still deployed or archived.; Check CISA and WellinTech guidance for supported remediation or upgrade paths.; Restrict file-system and backup access to KingSCADA password database files..

Prepared

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

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ATT&CK lookup starting points

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cwe · low confidence lookup

CWE-311: Exact CWE lookup

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cve · low confidence lookup

CVE-2012-1977 mapping review

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Vulnerability profileCVE Program record
Severity
High
CVSS
7.1 (2.0)
Known Exploited
No
Published

Vector: AV:N/AC:M/Au:N/C:C/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
7.1CVSS 2.0HighAV:N/AC:M/Au:N/C:C/I:N/A:N8.66.9Primary CVE score

Vulnerability scoring details

Base CVSS 2.0 score

7.1High
CVSS 2.0 vector shape for CVE-2012-1977Access VectorAccess ComplexityAuthenticationConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: AV:N/AC:M/Au:N/C:C/I:N/A:N

Access Vector
NetworkAdjacentLocal
Access Complexity
LowMediumHigh
Authentication
NoneSingleMultiple
Confidentiality Impact
CompletePartialNone
Integrity Impact
CompletePartialNone
Availability Impact
CompletePartialNone
Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
WellinTechKingSCADA3.0unaffected
Weakness

CWE details

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

CWE-311 · source CWE mapping

Missing Encryption of Sensitive Data

Missing Encryption of Sensitive Data represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.