Vulnerability in PHP
CVE-2014-3669
Integer overflow in the object_custom function in ext/standard/var_unserializer.c in PHP before 5.4.34, 5.5.x before 5.5.18, and 5.6.x before 5.6.2 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via an argument to the unserialize function that triggers calculation of a large length value.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 7.5 (High). Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.289 (98.1th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 98.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.289 · newest: 0.289 · change: 0.000
Affected products
- PHP — versions 5.4.0, 5.4.1, 5.4.2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- rhn.redhat.com/errata/RHSA-2014-1824.html (vendor-advisory)
- secunia.com/advisories/59967 (third-party-advisory)
- lists.opensuse.org/opensuse-updates/2014-11/msg00034.html (vendor-advisory)
- rhn.redhat.com/errata/RHSA-2014-1767.html (vendor-advisory)
- www.ubuntu.com/usn/USN-2391-1 (vendor-advisory)
- support.apple.com/HT204659
- lists.opensuse.org/opensuse-updates/2014-11/msg00024.html (vendor-advisory)
- secunia.com/advisories/61982 (third-party-advisory)
- secunia.com/advisories/61763 (third-party-advisory)
- linux.oracle.com/errata/ELSA-2014-1767.html
Frequently asked questions
- What is CVE-2014-3669?
- CVE-2014-3669 is a vulnerability in PHP, classified under CWE-189. Published 2014-10-29.
- Is CVE-2014-3669 known to be exploited?
- 11 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.