CVE-2012-0655

CVE-2012-0655 is a medium-severity vulnerability in Apple Mac Os X with a CVSS 2.0 base score of 6.4. 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-310.

Key facts

Description

libsecurity in Apple Mac OS X before 10.7.4 does not properly restrict the length of RSA keys within X.509 certificates, which makes it easier for remote attackers to defeat cryptographic protection mechanisms by conducting a spoofing or network-sniffing attack during communication with a site that uses a short key.

Frequently asked questions

What is CVE-2012-0655?
libsecurity in Apple Mac OS X before 10.7.4 does not properly restrict the length of RSA keys within X.509 certificates, which makes it easier for remote attackers to defeat cryptographic protection mechanisms by conducting a spoofing or network-sniffing attack during communication with a site that uses a short key.
How severe is CVE-2012-0655?
CVE-2012-0655 has a CVSS 2.0 base score of 6.4, rated medium severity.
Is CVE-2012-0655 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-0655?
CVE-2012-0655 primarily affects Apple Mac Os X. In total, 140 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-0655?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-0655 published?
CVE-2012-0655 was published on 2012-05-11 and last updated on 2026-06-16.

References

Affected products (140)

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