8.1high

CVE-2016-7133

Zend/zend_alloc.c in PHP 7.x before 7.0.10, when open_basedir is enabled, mishandles huge realloc operations, which allows remote attackers…

Published 10 y ago · modified 4 mo ago · JSON

CVSS
8.1
v3.0 · NVD
CISA KEV
No
not known exploited
EPSS
4.1%
percentile 91%
Public exploits
0
none known

Summary

Zend/zend_alloc.c in PHP 7.x before 7.0.10, when open_basedir is enabled, mishandles huge realloc operations, which allows remote attackers to cause a denial of service (integer overflow) or possibly have unspecified other impact via a long pathname.

Exploit prediction (EPSS)

4.05% probability of exploitation in the next 30 days, higher than 91% of all scored CVEs.

CVSS scores

Assigned byVersionScoreVector
NVD3.08.1CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD2.06.8AV:N/AC:M/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-190 Integer Overflow or Wraparound
Technology feeds
PHP (RSS, critical only)

References

  • securityfocus.com /bid/92765 · vdb-entry, x_refsource_BID, x_transferred
  • php.net /ChangeLog-7.php · x_refsource_CONFIRM, x_transferred
  • security.gentoo.org /glsa/201611-22 · vendor-advisory, x_refsource_GENTOO, x_transferred
  • github.com /php/php-src/commit/c2a13ced4272f2e65d2773e2ea6ca11c1ce4a911?w=1 · x_refsource_CONFIRM, x_transferred
  • openwall.com /lists/oss-security/2016/09/02/9 · mailing-list, x_refsource_MLIST, x_transferred
  • bugs.php.net /bug.php?id=72742 · x_refsource_CONFIRM, x_transferred

Sources

vulnwire keeps one entry per vulnerability: the CVE id wins, then GHSA; records that alias each other are merged. Machine-readable: JSON.