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CVE Record

CVE-2020-37215: MSN Password Recovery 1.30 - Denial of Service

MSN Password Recovery version 1.30 contains a denial of service vulnerability that allows attackers to crash the application by supplying an oversized input in the registration code field. Attackers can generate a 9000-byte buffer of repeated characters and paste it into the 'User Name and Registration Code' field to trigger an application crash.

HighCVSS 7.5Not KEV-listedUpdated
Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

MSN Password Recovery 1.30 can be crashed when an oversized value is entered into its registration field. This affects a niche password recovery utility, so business risk depends on whether it is installed and who can use it. No source in the bundle shows active exploitation or a vendor fix.

Executive priority

Prioritize as a targeted hygiene issue, not an enterprise emergency, unless the tool is widely installed or used on sensitive workstations. The main concern is operational disruption of a password recovery utility and the presence of public exploit information.

Technical view

CVE-2020-37215 is reported as a CWE-120 buffer issue in Top Password Software MSN Password Recovery 1.30. The described impact is application denial of service through oversized input in the registration code workflow. The bundle includes an ExploitDB reference, but no KEV listing and no confirmed patch information.

Likely exposure

Exposure is likely limited to systems where MSN Password Recovery 1.30 is installed. The practical attack path appears to require interaction with the application registration interface, although the provided CVSS vector indicates network attack complexity. Treat this metadata inconsistency as requiring local validation.

Exploitation context

A public ExploitDB entry exists, indicating public proof-of-concept information. However, the source bundle does not show active exploitation, CISA KEV inclusion, ransomware use, or broad targeting. The main expected impact is crashing the affected application, not full system compromise based on provided sources.

Researcher notes

The advisory data reports high CVSS 7.5, but the described scenario is an application crash through registration input. CVSS metadata and exploitability details appear inconsistent with the narrative. No patch version is named in the supplied sources; verify directly with the vendor before asserting remediation status.

Mitigation direction

  • Inventory systems for MSN Password Recovery 1.30.
  • Remove the utility if it is not business-required.
  • Check Top Password Software guidance for updates or replacement versions.
  • Restrict access to systems running the affected utility.
  • Avoid entering untrusted or externally supplied registration data.

Validation and detection

  • Confirm whether MSN Password Recovery 1.30 is installed.
  • Review software inventory and endpoint management records.
  • Check application or Windows logs for repeated crashes.
  • Validate remediation by confirming removal or vendor-supported update.
  • Document any remaining business need and compensating access controls.
Prepared
Confidence
medium
Sources
5

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 · low confidence lookup

CWE-120: Exact CWE lookup

Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. 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.

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description · low confidence lookup

Credential and access behavior lookup

The CVE wording references authentication or credential exposure, so valid-account and credential-access 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-2020-37215 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
0Timeline events
0ADP providers
4Source 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 3.1HighCVSS:3.1/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 3.1 score

7.5High
CVSS 3.1 vector shape for CVE-2020-37215Attack 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

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
Top Password SoftwareMSN Password Recovery1.30Listed
Weakness

CWE details

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

CWE-120 · source CWE mapping

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.