7.5high

CVE-2016-4070

Integer overflow in the php_raw_url_encode function in ext/standard/url.c in PHP before 5.5.34, 5.6.x before 5.6.20, and 7.x before 7.0.5 a…

Published 10 y ago · modified 4 mo ago · JSON

CVSS
7.5
v3.0 · NVD
CISA KEV
No
not known exploited
EPSS
5.7%
percentile 93%
Public exploits
0
none known

Summary

Integer overflow in the php_raw_url_encode function in ext/standard/url.c in PHP before 5.5.34, 5.6.x before 5.6.20, and 7.x before 7.0.5 allows remote attackers to cause a denial of service (application crash) via a long string to the rawurlencode function. NOTE: the vendor says "Not sure if this qualifies as security issue (probably not).

CISA SSVC assessment

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
2 y ago

Exploit prediction (EPSS)

5.72% probability of exploitation in the next 30 days, higher than 93% of all scored CVEs.

CVSS scores

Assigned byVersionScoreVector
NVD3.07.5CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD2.05.0AV:N/AC:L/Au:N/C:N/I:N/A:P

Classification

Weakness
Technology feeds
PHP (RSS, critical only)

References

  • ubuntu.com /usn/USN-2952-1 · vendor-advisory, x_refsource_UBUNTU, x_transferred
  • h20566.www2.hpe.com /portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05320149 · x_refsource_CONFIRM, x_transferred
  • php.net /ChangeLog-7.php · x_refsource_CONFIRM, x_transferred
  • git.php.net /?p=php-src.git%3Ba=commit%3Bh=95433e8e339dbb6b5d5541473c1661db6ba2c451 · x_refsource_CONFIRM, x_transferred
  • support.apple.com /HT206567 · x_refsource_CONFIRM, x_transferred
  • rhn.redhat.com /errata/RHSA-2016-2750.html · vendor-advisory, x_refsource_REDHAT, x_transferred
  • debian.org /security/2016/dsa-3560 · vendor-advisory, x_refsource_DEBIAN, x_transferred
  • ubuntu.com /usn/USN-2952-2 · vendor-advisory, x_refsource_UBUNTU, x_transferred
  • lists.apple.com /archives/security-announce/2016/May/msg00004.html · vendor-advisory, x_refsource_APPLE, x_transferred
  • php.net /ChangeLog-5.php · x_refsource_CONFIRM, x_transferred
  • h20566.www2.hpe.com /portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05390722 · x_refsource_CONFIRM, x_transferred
  • bugs.php.net /bug.php?id=71798 · x_refsource_CONFIRM, x_transferred
  • h20566.www2.hpe.com /portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731 · x_refsource_CONFIRM, x_transferred
  • lists.opensuse.org /opensuse-security-announce/2016-05/msg00031.html · vendor-advisory, x_refsource_SUSE, x_transferred
  • securityfocus.com /bid/85801 · vdb-entry, x_refsource_BID, x_transferred
  • lists.opensuse.org /opensuse-security-announce/2016-05/msg00033.html · vendor-advisory, x_refsource_SUSE, x_transferred
  • openwall.com /lists/oss-security/2016/04/24/1 · mailing-list, x_refsource_MLIST, x_transferred
  • lists.opensuse.org /opensuse-security-announce/2016-05/msg00056.html · vendor-advisory, x_refsource_SUSE, 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.