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CVE Record

CVE-2021-37491: An issue discovered in src/wallet/wallet.cpp in Dogecoin Project Dogecoin Core 1.14.3 and earlier allows at...

An issue discovered in src/wallet/wallet.cpp in Dogecoin Project Dogecoin Core 1.14.3 and earlier allows attackers to view sensitive information via CWallet::CreateTransaction() function.

HighCVSS 7.5Not KEV-listedUpdated
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Glexia's TakeAutomated analysishigh

Security readout for executives and security teams

Plain-English summary

CVE-2021-37491 is a high-severity information disclosure issue in Dogecoin Core wallet code. The public description says Dogecoin Core 1.14.3 and earlier may allow attackers to view sensitive information through CWallet::CreateTransaction(). The exact sensitive data and attack path are not specified in the provided bundle.

Executive priority

Treat as a high-priority confidentiality issue for any environment using Dogecoin Core wallets. Prioritize asset discovery and vendor-guided remediation, especially where wallet services are reachable over a network.

Technical view

The issue is reported in src/wallet/wallet.cpp around CWallet::CreateTransaction(). CVSS 3.1 rates it 7.5: network reachable, low complexity, no privileges, no user interaction, with high confidentiality impact only. The bundle references a Dogecoin issue, wallet source lines, a Bitcoin commit, and an NDSS BlockScope report, but lacks detailed remediation text.

Likely exposure

Most relevant to organizations running Dogecoin Core 1.14.3 or earlier with wallet functionality enabled. Exposure depends on how the node or wallet interfaces are reachable, which the provided sources do not fully define.

Exploitation context

The bundle does not show CISA KEV listing or any cited evidence of active exploitation. The CVSS vector indicates potentially remote, unauthenticated confidentiality risk, but exploit maturity and real-world use are not established here.

Researcher notes

Evidence is thin in the supplied bundle. Avoid assuming private-key exposure, exploitability details, or fixed Dogecoin versions without reviewing the referenced issue, source code, and related Bitcoin commit. CWE mapping is absent.

Mitigation direction

  • Inventory Dogecoin Core deployments and identify versions 1.14.3 or earlier.
  • Check Dogecoin project guidance and issue 2279 for confirmed fixed versions.
  • Upgrade to a vendor-supported fixed release when confirmed.
  • Reduce unnecessary network exposure to wallet-related services.
  • Monitor wallet systems for unexpected transaction-creation or access patterns.

Validation and detection

  • Confirm installed Dogecoin Core versions across servers and workstations.
  • Check whether wallet functionality is enabled on affected systems.
  • Review Dogecoin issue 2279 and release notes for remediation status.
  • Verify externally reachable Dogecoin node, wallet, or RPC surfaces.
  • Document compensating controls where upgrades are not yet possible.
Prepared
Confidence
medium
Sources
6

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

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CVE-2021-37491 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
High
CVSS
7.5 (3.1)
Known Exploited
No
Published

Vector: CVSS:3.1/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
3Timeline events
2ADP providers
5Source links

SSVC decision data

CISA-ADPCISA Coordinator
Timestamp
Version
2.0.3
Exploitation: noneAutomatable: yesTechnical Impact: partial

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 3.1HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N3.93.6CISA-ADP

Vulnerability scoring details

Base CVSS 3.1 score

7.5High
CVSS 3.1 vector shape for CVE-2021-37491Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.1/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

Vulnerability timeline

Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.

  1. CVE reservedCVE Program

    The CVE ID was reserved by the assigning CNA.

  2. CVE publishedCVE Program

    The CVE record was published.

  3. CVE updatedCVE Program

    The CVE record metadata indicates this as the latest update time.

ADP provider summaries

CVECVE Program Container
CISA-ADPCISA ADP Vulnrichment
cvssV3_1other:ssvc

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/an/an/aListed
Weakness

CWE details

No CWE listed

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