CVE-2010-1821Apple Mac Os X Improper Input Validation
NVDCVSS scored by NVD (NIST)
Vulnerability Summary
Apple Mac OS X 10.6 through 10.6.3 and Mac OS X Server 10.6 through 10.6.3 allows local users to obtain system privileges.
CVSS v3.0 Base Metrics — Score 7.8 (HIGH)
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HAttack VectorLocal
Attack ComplexityLow
Privileges RequiredLow
User InteractionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
Affected & Patched Versions
- Apple Mac Os X
- Apple Mac Os X Server
No patched version published yet
Until a fix ships, reduce exposure:
- Restrict access to the affected service or interface to trusted networks.
- Disable the affected feature if you do not need it.
- Watch the vendor advisory for a firmware or software update.
What to do
Plan remediation soon. No exploitation is confirmed yet, but the severity is high.
- Check whether you run Apple Mac Os X and which version.
- No patched version is listed yet. Limit access to the affected service to trusted networks, and disable the feature if you can.
- Subscribe to the vendor advisory so you learn when a fix ships.
Timeline
- Apr 13, 2017Published
- May 13, 2026Record last modified
Score, severity and exploitation changes are tracked from the day Watchtower started logging them.
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External References
- Vendor Advisoryhttps://support.apple.com/en-us/HT4188
- Vendor Advisoryhttps://support.apple.com/en-us/HT4188
Data last checked: Nov 14, 2026 21:37 UTC