How severe is CVE-2010-1838?

CVE-2010-1838 has a CVSS 2.0 base score of 4.4, rated medium severity.

Is CVE-2010-1838 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2010-1838?

CVE-2010-1838 primarily affects Apple Mac Os X. In total, 12 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2010-1838?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2010-1838 published?

CVE-2010-1838 was published on 2010-11-15 and last updated on 2026-06-16.

CVE-2010-1838

CVE-2010-1838 is a medium-severity vulnerability in Apple Mac Os X with a CVSS 2.0 base score of 4.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-287.

Key facts

Severity: Medium (CVSS 2.0 base score 4.4)
EPSS exploit prediction: 1% (48th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Apple Mac Os X
Published: 2010-11-15
Last modified: 2026-06-16

Description

Directory Services in Apple Mac OS X 10.5.8 and 10.6.x before 10.6.5 does not properly handle errors associated with disabled mobile accounts, which allows remote attackers to bypass authentication by providing a valid account name.

Frequently asked questions

What is CVE-2010-1838?: Directory Services in Apple Mac OS X 10.5.8 and 10.6.x before 10.6.5 does not properly handle errors associated with disabled mobile accounts, which allows remote attackers to bypass authentication by providing a valid account name.
How severe is CVE-2010-1838?: CVE-2010-1838 has a CVSS 2.0 base score of 4.4, rated medium severity.
Is CVE-2010-1838 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2010-1838?: CVE-2010-1838 primarily affects Apple Mac Os X. In total, 12 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2010-1838?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2010-1838 published?: CVE-2010-1838 was published on 2010-11-15 and last updated on 2026-06-16.

References

Affected products (12)

cpe:2.3:o:apple:mac_os_x:10.5.8:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.6.0:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.6.1:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.6.2:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.6.3:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.6.4:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x_server:10.5.8:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x_server:10.6.0:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x_server:10.6.1:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x_server:10.6.2:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x_server:10.6.3:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x_server:10.6.4:*:*:*:*:*:*:*

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