CVE-2016-4073 — Improper Restriction of Operations within the Bounds of a Memory Buffer in Apple MAC OS X

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory BufferCWE-190 — Integer Overflow or Wraparound10 documents8 sources
Severity
9.8CRITICALNVD
OSV7.3
EPSS
11.0%
top 6.52%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
Php5Apple MAC OS XApple OS X EL Capitan V10.11.5 AND Security Update 2016-003+1 more
Timeline
PublishedMay 20
Latest updateMay 14

Description

Multiple integer overflows in the mbfl_strcut function in ext/mbstring/libmbfl/mbfl/mbfilter.c in PHP before 5.5.34, 5.6.x before 5.6.20, and 7.x before 7.0.5 allow remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted mb_strcut call.

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages4 packages

▶Ubuntuphp5/php5< 5.5.9+dfsg-1ubuntu4.16+1
▶NVDapple/mac_os_x10.11.3
▶NVDphp/php54 versions+53

🔴Vulnerability Details

3
GHSA
GHSA-3fjc-9f6x-jrfx: Multiple integer overflows in the mbfl_strcut function in ext/mbstring/libmbfl/mbfl/mbfilter↗2022-05-14
▶
OSV
php5, php7.0 vulnerabilities↗2016-05-24
▶
OSV
CVE-2016-4073: Multiple integer overflows in the mbfl_strcut function in ext/mbstring/libmbfl/mbfl/mbfilter↗2016-04-25
▶

💥Exploits & PoCs

1
Exploit-DB
Microsoft Windows - ManagementObject Arbitrary .NET Serialization Remote Code Execution↗2017-04-20
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📋Vendor Advisories

3
Ubuntu
PHP vulnerabilities↗2016-05-24
▶
Red Hat
php: mb_strcut() Negative size parameter in memcpy↗2016-03-26
▶
Apple
CVE-2016-4073: OS X El Capitan v10.11.5 and Security Update 2016-003↗
▶

💬Community

2
Bugzilla
CVE-2016-4073 php: Negative size parameter in memcpy [fedora-all]↗2016-04-01
▶
Bugzilla
CVE-2016-4073 php: mb_strcut() Negative size parameter in memcpy↗2016-04-01
▶