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CVE-2013-1033

19
FAUCET Score

CVE-2013-1033 describes a screen lock bypass vulnerability in Apple Mac OS X versions prior to 10.8.5. This flaw allows remote authenticated users to bypass the screen lock mechanism by exploiting screen-sharing access due to improper session tracking. With a CVSS score of 5.5, it has a network attack vector, low attack complexity, and can lead to partial confidentiality and integrity compromise. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
<= 10.8.4CPE matchmatch criteria
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
10.8.0CPE matchmatch criteria
cpe:2.3:o:apple:mac_os_x:10.8.0:*:*:*:*:*:*:*
10.8.1CPE matchmatch criteria
cpe:2.3:o:apple:mac_os_x:10.8.1:*:*:*:*:*:*:*
10.8.2CPE matchmatch criteria
cpe:2.3:o:apple:mac_os_x:10.8.2:*:*:*:*:*:*:*
10.8.3CPE matchmatch criteria
cpe:2.3:o:apple:mac_os_x:10.8.3:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.5MEDIUM

AV:N/AC:L/Au:S/C:P/I:P/A:N

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
SINGLE
Exploitability Score
8.0
Impact Score
4.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.71%
Probability of exploitation in next 30 days
EPSS Percentile
75.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0171 is in the 88th percentile among its peer group of 21,977 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 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

Vendor Patches (1)

applevendor investigatingvia nvd_reference
View patch

References

lists.apple.com / archives/security-announce/2013/Sep/msg00002.html
Vendor Advisory
support.apple.com / kb/HT5880
Vendor Advisory