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CVE Record

CVE-2008-3442: WinZip before 11.0 does not properly verify the authenticity of updates, which allows man-in-the-middle att...

WinZip before 11.0 does not properly verify the authenticity of updates, which allows man-in-the-middle attackers to execute arbitrary code via a Trojan horse update, as demonstrated by evilgrade and DNS cache poisoning.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's Takehigh

Analyst readout for executives and security teams

Plain-English summary

WinZip versions before 11.0 could accept a fake software update if an attacker could interfere with network traffic. That fake update could run code on the user’s machine. This is mainly a legacy-software risk, but it matters where old WinZip installations still exist.

Executive priority

Treat this as a targeted legacy cleanup item. It is not supported here as actively exploited, but arbitrary code execution through a fake updater is serious where pre-11.0 WinZip remains installed.

Technical view

The CVE describes insufficient authenticity verification in the WinZip update process before version 11.0. A man-in-the-middle attacker could present a Trojan horse update, with Evilgrade and DNS cache poisoning cited as demonstrations of the weakness. No CVSS, CWE, or detailed vendor remediation is included in the supplied bundle.

Likely exposure

Exposure is most likely on older Windows endpoints or images still running WinZip before 11.0, especially where the legacy updater can reach untrusted networks. The supplied affected-product metadata is incomplete, but the CVE title and description identify WinZip before 11.0.

Exploitation context

The source bundle supports public demonstration/tooling through Evilgrade and DNS cache poisoning references. It does not show CISA KEV listing or current active exploitation evidence, so active exploitation should not be claimed from these sources alone.

Researcher notes

Key uncertainty is source depth: the bundle names the vulnerable behavior and public demonstration context, but provides no CVSS, CWE, complete CPE data, or current vendor advisory text. Validate exposure from installed software evidence rather than relying on the incomplete affected-product block.

Mitigation direction

  • Inventory endpoints for WinZip versions before 11.0.
  • Upgrade or remove vulnerable legacy WinZip installations.
  • Check vendor guidance for supported fixed versions and migration advice.
  • Restrict legacy updater network access where removal is delayed.
  • Prioritize systems used by privileged users or on untrusted networks.

Validation and detection

  • Confirm installed WinZip version on managed endpoints.
  • Identify hosts with legacy WinZip updater components still present.
  • Review software inventory for archived golden images and VDI templates.
  • Check change records for upgrade or removal completion.
  • Monitor for unexpected software update traffic from legacy hosts.
Prepared
Confidence
medium
Sources
5

Public sources used

Based on public source material and reviewed before publication.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

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ATT&CK lookup starting points

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Execution behavior lookup

The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.

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cve · low confidence lookup

CVE-2008-3442 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
5Source 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.