CVE-2015-2331

UnknownEPSS 27.87%

Last modified

CVE-2015-2331 is a vulnerability of currently unknown severity. Integer overflow in the _zip_cdir_new function in zip_dirent.c in libzip 0.11.2 and earlier, as used in the ZIP extension in PHP before 5.4.39, 5.5.x before 5.5.23, and 5.6.x before 5.6.7 and other products, allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a ZIP archive that contains many entries, leading to a heap-based buffer overflow.. EPSS estimates a 27.87% chance of exploitation in the next 30 days.

Description

Integer overflow in the _zip_cdir_new function in zip_dirent.c in libzip 0.11.2 and earlier, as used in the ZIP extension in PHP before 5.4.39, 5.5.x before 5.5.23, and 5.6.x before 5.6.7 and other products, allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a ZIP archive that contains many entries, leading to a heap-based buffer overflow.

Metrics

EPSS Probability
27.87%

97.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersionsUpdate
NihLibzip<= 0.11.2
PhpPhp<= 5.4.38
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
PhpPhp5.5.15
PhpPhp5.5.16
PhpPhp5.5.17
PhpPhp5.5.18
PhpPhp5.5.19
PhpPhp5.5.20
PhpPhp5.5.21
PhpPhp5.5.22
PhpPhp5.6.0Alpha1
PhpPhp5.6.1
PhpPhp5.6.2
PhpPhp5.6.3
PhpPhp5.6.4
PhpPhp5.6.5
PhpPhp5.6.6
DebianDebian Linux7.0
FedoraprojectFedora22
OpensuseOpensuse13.1
OpensuseOpensuse13.2

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2015-2331?
Integer overflow in the _zip_cdir_new function in zip_dirent.c in libzip 0.11.2 and earlier, as used in the ZIP extension in PHP before 5.4.39, 5.5.x before 5.5.23, and 5.6.x before 5.6.7 and other products, allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a ZIP archive that contains many entries, leading to a heap-based buffer overflow.
How severe is CVE-2015-2331?
Severity scoring for CVE-2015-2331 is pending analysis. The EPSS model estimates a 27.87% probability of exploitation in the next 30 days.
How do I fix CVE-2015-2331?
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-2015-2331?

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

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Source: NVD / NIST