NVD Vulnerability Detail

CVE-2016-4544

Summary	The exif_process_TIFF_in_JPEG function in ext/exif/exif.c in PHP before 5.5.35, 5.6.x before 5.6.21, and 7.x before 7.0.6 does not validate TIFF start data, which allows remote attackers to cause a denial of service (out-of-bounds read) or possibly have unspecified other impact via crafted header data.
Publication Date	May 22, 2016, 10:59 a.m.
Registration Date	Jan. 26, 2021, 2:12 p.m.
Last Update	Nov. 21, 2024, 11:52 a.m.

CVSS3.1 : CRITICAL
スコア	9.8
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
攻撃元区分(AV)	ネットワーク
攻撃条件の複雑さ(AC)	低
攻撃に必要な特権レベル(PR)	不要
利用者の関与(UI)	不要
影響の想定範囲(S)	変更なし
機密性への影響(C)	高
完全性への影響(I)	高
可用性への影響(A)	高

CVSS2.0 : HIGH
Score	7.5
Vector	AV:N/AC:L/Au:N/C:P/I:P/A:P
攻撃元区分(AV)	ネットワーク
攻撃条件の複雑さ(AC)	低
攻撃前の認証要否(Au)	不要
機密性への影響(C)	低
完全性への影響(I)	低
可用性への影響(A)	低
Get all privileges.	いいえ
Get user privileges	いいえ
Get other privileges	いいえ
User operation required	いいえ

Affected software configurations

Configuration1	or higher	or less	more than	less than
cpe:2.3:a:php:php::::::::	5.5.0			5.5.35
cpe:2.3:a:php:php::::::::	5.6.0			5.6.21
cpe:2.3:a:php:php::::::::	7.0.0			7.0.6

Configuration2	or higher	or less	more than	less than
cpe:2.3:o:opensuse:leap:42.1:::::::*
cpe:2.3:o:opensuse:opensuse:13.2:::::::*

Configuration3		or higher	or less	more than	less than
cpe:2.3:o:fedoraproject:fedora:24:::::::*

Configuration4		or higher	or less	more than	less than
cpe:2.3:o:debian:debian_linux:8.0:::::::*

Related information, measures and tools

No	URL	タグ
1	http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183736.html	Mailing List Third Party Advisory
2	http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183736.html	Mailing List Third Party Advisory
3	http://lists.opensuse.org/opensuse-updates/2016-05/msg00086.html	Mailing List Third Party Advisory
4	http://lists.opensuse.org/opensuse-updates/2016-05/msg00086.html	Mailing List Third Party Advisory
5	http://lists.opensuse.org/opensuse-updates/2016-06/msg00027.html	Mailing List Third Party Advisory
6	http://lists.opensuse.org/opensuse-updates/2016-06/msg00027.html	Mailing List Third Party Advisory
7	http://php.net/ChangeLog-5.php	Release Notes Vendor Advisory
8	http://php.net/ChangeLog-5.php	Release Notes Vendor Advisory
9	http://php.net/ChangeLog-7.php	Release Notes Vendor Advisory
10	http://php.net/ChangeLog-7.php	Release Notes Vendor Advisory
11	http://rhn.redhat.com/errata/RHSA-2016-2750.html	Third Party Advisory
12	http://rhn.redhat.com/errata/RHSA-2016-2750.html	Third Party Advisory
13	http://www.debian.org/security/2016/dsa-3602	Third Party Advisory
14	http://www.debian.org/security/2016/dsa-3602	Third Party Advisory
15	http://www.openwall.com/lists/oss-security/2016/05/05/21	Mailing List Patch Third Party Advisory
16	http://www.openwall.com/lists/oss-security/2016/05/05/21	Mailing List Patch Third Party Advisory
17	http://www.securityfocus.com/bid/89844	Third Party Advisory VDB Entry
18	http://www.securityfocus.com/bid/89844	Third Party Advisory VDB Entry
19	https://bugs.php.net/bug.php?id=72094	Exploit Issue Tracking Vendor Advisory
20	https://bugs.php.net/bug.php?id=72094	Exploit Issue Tracking Vendor Advisory
21	https://git.php.net/?p=php-src.git%3Ba=commit%3Bh=082aecfc3a753ad03be82cf14f03ac065723ec92
22	https://git.php.net/?p=php-src.git%3Ba=commit%3Bh=082aecfc3a753ad03be82cf14f03ac065723ec92
23	https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731	Third Party Advisory
24	https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731	Third Party Advisory
25	https://security.gentoo.org/glsa/201611-22	Third Party Advisory
26	https://security.gentoo.org/glsa/201611-22	Third Party Advisory

Common Vulnerabilities List

No	CWE	Name	URL
1	CWE-119	バッファエラー	https://cwe.mitre.org/data/definitions/118.html

JVN Vulnerability Information

PHP の ext/exif/exif.c の exif_process_TIFF_in_JPEG 関数におけるサービス運用妨害 (DoS) の脆弱性

Title	PHP の ext/exif/exif.c の exif_process_TIFF_in_JPEG 関数におけるサービス運用妨害 (DoS) の脆弱性
Summary	PHP の ext/exif/exif.c の exif_process_TIFF_in_JPEG 関数は、TIFF start データを検証しないため、サービス運用妨害 (境界外読み取り) 状態にされるなど、不特定の影響を受ける脆弱性が存在します。
Possible impacts	第三者により、巧妙に細工されたヘッダのデータを介して、サービス運用妨害 (境界外読み取り) 状態にされるなど、不特定の影響を受ける可能性があります。
Solution	ベンダより正式な対策が公開されています。ベンダ情報を参照して適切な対策を実施してください。
Publication Date	April 28, 2016, midnight
Registration Date	May 27, 2016, 4:37 p.m.
Last Update	Oct. 26, 2016, 4:37 p.m.

Affected System

The PHP Group

PHP 5.5.35 未満

PHP 5.6.21 未満の 5.6.x

PHP 7.0.6 未満の 7.x

Fedora Project

Fedora 24

openSUSE project

openSUSE Leap 42.1

CVE (情報セキュリティ共通脆弱性識別子)

No	Name	URL
Common Vulnerabilities and Exposures (CVE)
1	CVE-2016-4544	http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-4544
National Vulnerability Database (NVD)
2	CVE-2016-4544	http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2016-4544

CWE (共通脆弱性タイプ一覧)

No	Name	URL
JVNDB
1	CWE-119	https://jvndb.jvn.jp/ja/cwe/CWE-119.html

ベンダー情報

No	Name	URL
Fedora Update Notification
1	FEDORA-2016-f4e73663f4	https://lists.fedoraproject.org/pipermail/package-announce/2016-May/183736.html
HPE Security Bulletin
2	HPSBNS03635	https://h20564.www2.hpe.com/hpsc/doc/public/display?docId=emr_na-c05240731
opensuse-updates
3	openSUSE-SU-2016:1524	https://lists.opensuse.org/opensuse-updates/2016-06/msg00027.html
PHP Bugs
4	Sec Bug #72094	https://bugs.php.net/bug.php?id=72094
The PHP Group
5	Fix bug #72094 - Out of bounds heap read access in exif header processing	https://git.php.net/?p=php-src.git;a=commit;h=082aecfc3a753ad03be82cf14f03ac065723ec92
6	PHP 5 ChangeLog	http://php.net/ChangeLog-5.php
7	PHP 7 ChangeLog	http://php.net/ChangeLog-7.php

Change Log

No	Changed Details	Date of change
0	[2016年05月27日] 掲載 [2016年10月26日] 影響を受けるシステム：ベンダ情報の追加に伴い内容を更新ベンダ情報：Fedora Project (FEDORA-2016-f4e73663f4) を追加ベンダ情報：openSUSE project (openSUSE-SU-2016:1524) を追加ベンダ情報：ヒューレット・パッカード・エンタープライズ (HPSBNS03635) を追加	Feb. 17, 2018, 10:37 a.m.