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CVE-2008-3438

Apple Mac OS X does not properly verify the authenticity of updates, which allows man-in-the...

8.1 High

Apple Mac OS X 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.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
High
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

0.83%Down 1.7 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 8.1

Apple Mac OS X 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.

Record
CVE-2008-3438
CVSS 3.1
8.1 HighCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0
7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Weakness
CWE-494
Updated
2026-11-02
CVE List No score

Apple Mac OS X 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.

Record
CVE-2008-3438
Updated
2026-11-02
EUVDEUVD-2008-3424 No score

Apple Mac OS X 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.

Record
EUVD-2008-3424
Updated
2026-11-03
GitHub AdvisoriesGHSA-c99v-pf2h-3c56 8.1

Apple Mac OS X does not properly verify the authenticity of updates, which allows man-in-the...

Apple Mac OS X 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.

Record
GHSA-c99v-pf2h-3c56
CVSS 3.1
8.1 HighCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-94, CWE-494
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2008-3438 is a high vulnerability (CVSS 8.1) in Apple Mac Os X, published August 1, 2008. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.83%, the 57th percentile. No source names a fixed version.

References

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