National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2016-6292 Detail

Current Description

The exif_process_user_comment function in ext/exif/exif.c in PHP before 5.5.38, 5.6.x before 5.6.24, and 7.x before 7.0.9 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted JPEG image.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 6.5 MEDIUM
Vector: AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H (V3.0 legend)
Impact Score: 3.6
Exploitability Score: 2.8


Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 4.3 MEDIUM
Vector: (AV:N/AC:M/Au:N/C:N/I:N/A:P) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 8.6


Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (AU): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Partial
Additional Information:
Victim must voluntarily interact with attack mechanism
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://git.php.net/?p=php-src.git;a=commit;h=41131cd41d2fd2e0c2f332a27988df75659c42e4 Issue Tracking Patch
http://lists.apple.com/archives/security-announce/2016/Sep/msg00006.html
http://openwall.com/lists/oss-security/2016/07/24/2 Mailing List Patch
http://php.net/ChangeLog-5.php Release Notes
http://php.net/ChangeLog-7.php Release Notes
http://rhn.redhat.com/errata/RHSA-2016-2750.html
http://www.debian.org/security/2016/dsa-3631
http://www.securityfocus.com/bid/92078 Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1036430
https://bugs.php.net/72618 Exploit Issue Tracking
https://security.gentoo.org/glsa/201611-22
https://support.apple.com/HT207170

Technical Details

Vulnerability Type (View All)

  • NULL Pointer Dereference (CWE-476)

Known Affected Software Configurations Switch to CPE 2.3

Configuration 1 ( hide )
 cpe:/a:php:php
     Show Matching CPE(s)
Up to (including)
5.5.37
 cpe:/a:php:php:5.6.0:alpha1
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 cpe:/a:php:php:5.6.0:alpha2
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 cpe:/a:php:php:5.6.0:alpha3
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 cpe:/a:php:php:5.6.0:alpha4
     Show Matching CPE(s)
 cpe:/a:php:php:5.6.0:alpha5
     Show Matching CPE(s)
 cpe:/a:php:php:5.6.0:beta1
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 cpe:/a:php:php:5.6.0:beta2
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 cpe:/a:php:php:5.6.0:beta3
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 cpe:/a:php:php:5.6.0:beta4
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 cpe:/a:php:php:5.6.1
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 cpe:/a:php:php:5.6.2
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 cpe:/a:php:php:5.6.3
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 cpe:/a:php:php:5.6.4
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 cpe:/a:php:php:5.6.5
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 cpe:/a:php:php:5.6.6
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 cpe:/a:php:php:5.6.7
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 cpe:/a:php:php:5.6.8
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 cpe:/a:php:php:5.6.9
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 cpe:/a:php:php:5.6.10
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 cpe:/a:php:php:5.6.11
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 cpe:/a:php:php:5.6.12
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 cpe:/a:php:php:5.6.13
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 cpe:/a:php:php:5.6.14
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 cpe:/a:php:php:5.6.15
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 cpe:/a:php:php:5.6.16
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 cpe:/a:php:php:5.6.17
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 cpe:/a:php:php:5.6.18
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 cpe:/a:php:php:5.6.19
     Show Matching CPE(s)
 cpe:/a:php:php:5.6.20
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 cpe:/a:php:php:5.6.21
     Show Matching CPE(s)
 cpe:/a:php:php:5.6.22
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 cpe:/a:php:php:5.6.23
     Show Matching CPE(s)
 cpe:/a:php:php:7.0.0
     Show Matching CPE(s)
 cpe:/a:php:php:7.0.1
     Show Matching CPE(s)
 cpe:/a:php:php:7.0.2
     Show Matching CPE(s)
 cpe:/a:php:php:7.0.3
     Show Matching CPE(s)
 cpe:/a:php:php:7.0.4
     Show Matching CPE(s)
 cpe:/a:php:php:7.0.5
     Show Matching CPE(s)
 cpe:/a:php:php:7.0.8
     Show Matching CPE(s)


Change History

9 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-6292
NVD Published Date:
07/25/2016
NVD Last Modified:
01/04/2018