CVE-2011-1468

CVE-2011-1468 is a medium-severity vulnerability in Php with a CVSS 2.0 base score of 4.3. Its EPSS exploit-prediction score of 13% places it in the 96th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-399.

Key facts

Description

Multiple memory leaks in the OpenSSL extension in PHP before 5.3.6 might allow remote attackers to cause a denial of service (memory consumption) via (1) plaintext data to the openssl_encrypt function or (2) ciphertext data to the openssl_decrypt function.

Frequently asked questions

What is CVE-2011-1468?
Multiple memory leaks in the OpenSSL extension in PHP before 5.3.6 might allow remote attackers to cause a denial of service (memory consumption) via (1) plaintext data to the openssl_encrypt function or (2) ciphertext data to the openssl_decrypt function.
How severe is CVE-2011-1468?
CVE-2011-1468 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2011-1468 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 13% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-1468?
CVE-2011-1468 primarily affects Php. In total, 110 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-1468?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-1468 published?
CVE-2011-1468 was published on 2011-03-20 and last updated on 2026-06-16.

References

Affected products (110)

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Threat intelligence

Threat-intel indicators referencing this CVE: