How severe is CVE-2011-1073?

CVE-2011-1073 has a CVSS 2.0 base score of 1.9, rated low severity.

Is CVE-2011-1073 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-1073?

CVE-2011-1073 primarily affects Apple Mac Os X. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2011-1073?

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

When was CVE-2011-1073 published?

CVE-2011-1073 was published on 2011-03-04 and last updated on 2026-06-16.

CVE-2011-1073

CVE-2011-1073 is a low-severity vulnerability in Apple Mac Os X with a CVSS 2.0 base score of 1.9. 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-59.

Key facts

Severity: Low (CVSS 2.0 base score 1.9)
EPSS exploit prediction: 0% (35th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-59
Affected product: Apple Mac Os X
Published: 2011-03-04
Last modified: 2026-06-16

Description

crontab.c in crontab in FreeBSD and Apple Mac OS X allows local users to (1) determine the existence of arbitrary files via a symlink attack on a /tmp/crontab.XXXXXXXXXX temporary file and (2) perform MD5 checksum comparisons on arbitrary pairs of files via two symlink attacks on /tmp/crontab.XXXXXXXXXX temporary files.

Frequently asked questions

What is CVE-2011-1073?: crontab.c in crontab in FreeBSD and Apple Mac OS X allows local users to (1) determine the existence of arbitrary files via a symlink attack on a /tmp/crontab.XXXXXXXXXX temporary file and (2) perform MD5 checksum comparisons on arbitrary pairs of files via two symlink attacks on /tmp/crontab.XXXXXXXXXX temporary files.
How severe is CVE-2011-1073?: CVE-2011-1073 has a CVSS 2.0 base score of 1.9, rated low severity.
Is CVE-2011-1073 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-1073?: CVE-2011-1073 primarily affects Apple Mac Os X. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-1073?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-1073 published?: CVE-2011-1073 was published on 2011-03-04 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:*

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