Is CVE-2013-1033 being actively exploited?

CVE-2013-1033 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2013-1033?

CVE-2013-1033 has a CVSS 2.0 base score of 5.5 (MEDIUM).

CVE-2013-1033

MEDIUM · CVSS 5.5EPSS 1.7%EU EUVD

Screen Lock in Apple Mac OS X before 10.8.5 does not properly track sessions, which allows remote authenticated users to bypass locking by leveraging screen-sharing access.

Key facts

CVSS score: 5.5 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:L/Au:S/C:P/I:P/A:N
Weakness (CWE): CWE-264
EPSS score: 1.7% (77th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2013-1073)
Published: September 16, 2013
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2013-1073 in the EU Vulnerability Database. Last updated in EUVD on September 16, 2024.

View on the EU Vulnerability Database

Affected products

apple / mac os x
apple / mac os x
apple / mac os x
apple / mac os x
apple / mac os x

Certified products that may be affected

2 FIPS 140 or Common Criteria certified products, from automated matching by sec-certs.org.

Apple Mac OS X 10.6 - Apple Inc. - Common Criteria BSI-DSZ-CC-0536-2010 - archived
Apple Mac OS X v10.3.6 and Apple Mac OS X Server V10.3.6 - Apple Inc. - Common Criteria CCEVS-VR-0086-2005 - archived

References

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

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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