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CVE Record

CVE-2002-1185: Internet Explorer 5.01 through 6.0 does not properly check certain parameters of a PNG file when opening it...

Internet Explorer 5.01 through 6.0 does not properly check certain parameters of a PNG file when opening it, which allows remote attackers to cause a denial of service (crash) by triggering a heap-based buffer overflow using invalid length codes during decompression, aka "Malformed PNG Image File Failure."

UnknownCVSS not scoredNot KEV-listedUpdated
Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

CVE-2002-1185 is an old Internet Explorer PNG parsing flaw. A malicious PNG image could crash affected Internet Explorer versions when decompressed. The main business risk today is legacy Windows or embedded environments still using Internet Explorer 5.01 through 6.0.

Executive priority

Low urgency for modern environments, but prioritize any confirmed legacy Internet Explorer deployments because user interaction with untrusted images could crash business workflows.

Technical view

Internet Explorer 5.01 through 6.0 failed to properly validate certain PNG parameters. Invalid length codes during decompression could trigger heap-based memory corruption and cause a denial of service crash. The bundle does not provide CVSS, CWE, or evidence of code execution.

Likely exposure

Exposure is likely limited to legacy systems that still run Internet Explorer 5.01 through 6.0 or preserve old browser components for compatibility. Modern managed browsers are not identified as affected in the provided sources.

Exploitation context

The sources describe remote attacker-triggered denial of service through a malformed PNG image. CISA KEV status is false, and the provided bundle gives no evidence of active exploitation or public weaponization.

Researcher notes

Evidence supports a malformed PNG decompression crash in Internet Explorer 5.01 through 6.0. The bundle lacks CVSS, CWE, exploit maturity, and detailed patch text, so avoid assuming impact beyond denial of service.

Mitigation direction

  • Review Microsoft MS02-066 guidance for the vendor-supported remediation path.
  • Retire or isolate systems using Internet Explorer 5.01 through 6.0.
  • Remove legacy Internet Explorer browsing from internet-facing workflows.
  • Restrict handling of untrusted PNG files on systems that cannot be upgraded.

Validation and detection

  • Inventory endpoints for Internet Explorer 5.01 through 6.0 usage.
  • Check patch records against Microsoft MS02-066 applicability.
  • Use OVAL definitions only for defensive compliance validation.
  • Confirm legacy application dependencies no longer require affected browser versions.
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

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CVE-2002-1185 mapping review

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
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.

0CVSS vectors
0Timeline events
0ADP providers
4Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

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.