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CVE-2009-2836

18
FAUCET Score

CVE-2009-2836 describes a race condition in the Login Window of Apple Mac OS X 10.6.x prior to 10.6.2. This vulnerability allows an attacker to bypass password authentication and gain login access to any account if at least one account has a blank password. The vulnerability has a CVSS score of 6.2, indicating a medium severity, with local access required and high impact on confidentiality, integrity, and availability. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
10.6CPE matchmatch criteria
cpe:2.3:o:apple:mac_os_x:10.6:*:*:*:*:*:*:*
10.6.1CPE matchmatch criteria
cpe:2.3:o:apple:mac_os_x:10.6.1:*:*:*:*:*:*:*
10.6CPE matchmatch criteria
cpe:2.3:o:apple:mac_os_x_server:10.6:*:*:*:*:*:*:*
10.6.1CPE matchmatch criteria
cpe:2.3:o:apple:mac_os_x_server:10.6.1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

6.2MEDIUM

AV:L/AC:H/Au:N/C:C/I:C/A:C

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
LOCAL
Access Complexity
HIGH
Authentication
NONE
Exploitability Score
1.9
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.26%
Probability of exploitation in next 30 days
EPSS Percentile
17.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0026 is in the 8th percentile among its peer group of 1,595 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

applepatch availablevia nvd_reference
View patch

References

lists.apple.com / archives/security-announce/2009/Nov/msg00000.html
Vendor Advisory
support.apple.com / kb/HT3937
PatchVendor Advisory
securityfocus.com / bid/36956
Patch
vupen.com / english/advisories/2009/3184