CVE-2015-4024

UnknownEPSS 50.13%

Last modified

CVE-2015-4024 is a vulnerability of currently unknown severity. Algorithmic complexity vulnerability in the multipart_buffer_headers function in main/rfc1867.c in PHP before 5.4.41, 5.5.x before 5.5.25, and 5.6.x before 5.6.9 allows remote attackers to cause a denial of service (CPU consumption) via crafted form data that triggers an improper order-of-growth outcome.. EPSS estimates a 50.13% chance of exploitation in the next 30 days.

Description

Algorithmic complexity vulnerability in the multipart_buffer_headers function in main/rfc1867.c in PHP before 5.4.41, 5.5.x before 5.5.25, and 5.6.x before 5.6.9 allows remote attackers to cause a denial of service (CPU consumption) via crafted form data that triggers an improper order-of-growth outcome.

Metrics

EPSS Probability
50.13%

98.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersionsUpdate
RedhatEnterprise Linux6.0
RedhatEnterprise Linux7.0
AppleMac Os X<= 10.10.4
PhpPhp<= 5.4.40
PhpPhp5.4.39
PhpPhp5.5.0
PhpPhp5.5.1
PhpPhp5.5.2
PhpPhp5.5.3
PhpPhp5.5.4
PhpPhp5.5.5
PhpPhp5.5.6
PhpPhp5.5.7
PhpPhp5.5.8
PhpPhp5.5.9
PhpPhp5.5.10
PhpPhp5.5.11
PhpPhp5.5.12
PhpPhp5.5.13
PhpPhp5.5.14
PhpPhp5.5.18
PhpPhp5.5.19
PhpPhp5.5.20
PhpPhp5.5.21
PhpPhp5.5.22
PhpPhp5.5.23
PhpPhp5.5.24
PhpPhp5.6.0Alpha1
PhpPhp5.6.2
PhpPhp5.6.3
PhpPhp5.6.4
PhpPhp5.6.5
PhpPhp5.6.6
PhpPhp5.6.7
PhpPhp5.6.8
HpSystem Management Homepage<= 7.5.3.1
OracleLinux6
OracleLinux7
OracleSolaris11.2
RedhatEnterprise Linux Desktop7.0
RedhatEnterprise Linux Hpc Node7.0
RedhatEnterprise Linux Hpc Node Eus7.1
RedhatEnterprise Linux Server7.0
RedhatEnterprise Linux Server Eus7.1
RedhatEnterprise Linux Workstation7.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2015-4024?
Algorithmic complexity vulnerability in the multipart_buffer_headers function in main/rfc1867.c in PHP before 5.4.41, 5.5.x before 5.5.25, and 5.6.x before 5.6.9 allows remote attackers to cause a denial of service (CPU consumption) via crafted form data that triggers an improper order-of-growth outcome.
How severe is CVE-2015-4024?
Severity scoring for CVE-2015-4024 is pending analysis. The EPSS model estimates a 50.13% probability of exploitation in the next 30 days.
How do I fix CVE-2015-4024?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2015-4024?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST