CVE-2016-4449

Quick assessment

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Affected

n/a n/a

Exploitation

No confirmed in-the-wild exploitation; assess based on exposure

Recommended action

Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Libxml2是GNOME项目组所研发的一个基于C语言的用来解析XML文档的函数库，它支持多种编码格式、Xpath解析、Well-formed和valid验证等。 Libxml2 2.9.3及之前版本的parser.c文件中的‘xmlStringLenDecodeEntities’函数存在XML外部实体漏洞。当程序没有处于验证模式时，攻击者可利用该漏洞读取任意文件或造成拒绝服务（资源消耗）。

CVE-2016-4449 affects n/a n/a. No confirmed in-the-wild exploitation; assess based on exposure. Libxml2是GNOME项目组所研发的一个基于C语言的用来解析XML文档的函数库，它支持多种编码格式、Xpath解析、Well-formed和valid验证等。 Libxml2 2.9.3及之前版本的parser.c文件中的‘xmlStringLenDecodeEntities’函数存在XML外部实体漏洞。当程序没有处于验证模式时，攻击者可利用该漏洞读取任 CVE-2016-4449 vulnerability details, Shenlong CVE Platform, https://cve.imfht.com/detail/CVE-2016-4449

I. Basic Information for CVE-2016-4449

Affected Products

II. Public POCs for CVE-2016-4449

III. Intelligence Information for CVE-2016-4449

Vendor Advisories for CVE-2016-4449 (13)

• https://support.apple.com/HT206902 x_refsource_CONFIRM
• https://support.apple.com/HT206903 x_refsource_CONFIRM
• https://support.apple.com/HT206899 x_refsource_CONFIRM
• https://support.apple.com/HT206905 x_refsource_CONFIRM
• https://support.apple.com/HT206904 x_refsource_CONFIRM
• http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html x_refsource_CONFIRM
• https://support.apple.com/HT206901 x_refsource_CONFIRM
• http://www.securityfocus.com/bid/90865 vdb-entry x_refsource_BID
• http://www.securitytracker.com/id/1036348 vdb-entry x_refsource_SECTRACK
• https://www.debian.org/security/2016/dsa-3593 vendor-advisory x_refsource_DEBIAN
• http://jvn.jp/en/jp/JVN17535578/index.html third-party-advisory x_refsource_JVN
• http://rhn.redhat.com/errata/RHSA-2016-2957.html vendor-advisory x_refsource_REDHAT
• https://access.redhat.com/errata/RHSA-2016:1292 vendor-advisory x_refsource_REDHAT

Mailing List Discussions for CVE-2016-4449 (5)

• http://lists.apple.com/archives/security-announce/2016/Jul/msg00000.html vendor-advisory x_refsource_APPLE
• http://lists.apple.com/archives/security-announce/2016/Jul/msg00003.html vendor-advisory x_refsource_APPLE
• http://lists.apple.com/archives/security-announce/2016/Jul/msg00001.html vendor-advisory x_refsource_APPLE
• http://lists.apple.com/archives/security-announce/2016/Jul/msg00002.html vendor-advisory x_refsource_APPLE
• http://www.openwall.com/lists/oss-security/2016/05/25/2 mailing-list x_refsource_MLIST

Other References for CVE-2016-4449 (9)

• http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html x_refsource_CONFIRM
• https://git.gnome.org/browse/libxml2/commit/?id=b1d34de46a11323fccffa9fadeb33be670d602f5 x_refsource_CONFIRM
• http://xmlsoft.org/news.html x_refsource_CONFIRM
• http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html x_refsource_CONFIRM
• https://www.tenable.com/security/tns-2016-18 x_refsource_CONFIRM
• https://support.cybozu.com/ja-jp/article/9735 x_refsource_CONFIRM
• https://kc.mcafee.com/corporate/index?page=content&id=SB10170 x_refsource_CONFIRM
• http://www.slackware.com/security/viewer.php?l=slackware-security&y=2016&m=slackware-security.404722 vendor-advisory x_refsource_SLACKWARE
• http://jvndb.jvn.jp/en/contents/2017/JVNDB-2017-000066.html third-party-advisory x_refsource_JVNDB

• https://www.cve.org/CVERecord?id=CVE-2016-4449

Same Patch Batch · n/a · 2016-06-09 · 12 CVEs total

IV. Related Vulnerabilities

V. Comments for CVE-2016-4449