CVE-2016-4449

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

1.66% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 75.0% of scored records. A rank, not a probability.

NVD base score

7.1 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2016-06-09 16:00Z10 YR AGO

Last updated

2024-08-06 00:32Z2 YR AGO

Reserved

2016-05-02

Assigning CNA

redhat

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-20Improper Input ValidationClass

Data version

5.1

Document digest

205b80ad698a07af6e5c7674031a566bfc91519298c1006de7bf52141db3629c

• www.oracle.comhttp://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.htmlx_refsource_CONFIRM
• support.cybozu.comhttps://support.cybozu.com/ja-jp/article/9735x_refsource_CONFIRM
• kc.mcafee.comhttps://kc.mcafee.com/corporate/index?page=content&id=SB10170x_refsource_CONFIRM
• www.slackware.comSSA:2016-148-01http://www.slackware.com/security/viewer.php?l=slackware-security&y=2016&m=slackware-security.404722vendor-advisoryx_refsource_SLACKWARE
• www.oracle.comhttp://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.htmlx_refsource_CONFIRM
• jvn.jpJVN#17535578http://jvn.jp/en/jp/JVN17535578/index.htmlthird-party-advisoryx_refsource_JVN
• access.redhat.comRHSA-2016:1292https://access.redhat.com/errata/RHSA-2016:1292vendor-advisoryx_refsource_REDHAT
• www.openwall.com[oss-security] 20160525 3 libxml2 issueshttp://www.openwall.com/lists/oss-security/2016/05/25/2mailing-listx_refsource_MLIST
• www.debian.orgDSA-3593https://www.debian.org/security/2016/dsa-3593vendor-advisoryx_refsource_DEBIAN
• lists.apple.comAPPLE-SA-2016-07-18-4http://lists.apple.com/archives/security-announce/2016/Jul/msg00003.htmlvendor-advisoryx_refsource_APPLE
• lists.apple.comAPPLE-SA-2016-07-18-3http://lists.apple.com/archives/security-announce/2016/Jul/msg00002.htmlvendor-advisoryx_refsource_APPLE
• lists.apple.comAPPLE-SA-2016-07-18-2http://lists.apple.com/archives/security-announce/2016/Jul/msg00001.htmlvendor-advisoryx_refsource_APPLE
• xmlsoft.orghttp://xmlsoft.org/news.htmlx_refsource_CONFIRM
• support.apple.comhttps://support.apple.com/HT206901x_refsource_CONFIRM
• www.ubuntu.comUSN-2994-1http://www.ubuntu.com/usn/USN-2994-1vendor-advisoryx_refsource_UBUNTU
• www.oracle.comhttp://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.htmlx_refsource_CONFIRM
• lists.apple.comAPPLE-SA-2016-07-18-1http://lists.apple.com/archives/security-announce/2016/Jul/msg00000.htmlvendor-advisoryx_refsource_APPLE
• jvndb.jvn.jpJVNDB-2017-000066http://jvndb.jvn.jp/en/contents/2017/JVNDB-2017-000066.htmlthird-party-advisoryx_refsource_JVNDB
• lists.apple.comAPPLE-SA-2016-07-18-6http://lists.apple.com/archives/security-announce/2016/Jul/msg00005.htmlvendor-advisoryx_refsource_APPLE
• www.tenable.comhttps://www.tenable.com/security/tns-2016-18x_refsource_CONFIRM
• www.securityfocus.com90865http://www.securityfocus.com/bid/90865vdb-entryx_refsource_BID
• git.gnome.orghttps://git.gnome.org/browse/libxml2/commit/?id=b1d34de46a11323fccffa9fadeb33be670d602f5x_refsource_CONFIRM
• rhn.redhat.comRHSA-2016:2957http://rhn.redhat.com/errata/RHSA-2016-2957.htmlvendor-advisoryx_refsource_REDHAT
• support.apple.comhttps://support.apple.com/HT206905x_refsource_CONFIRM
• www.securitytracker.com1036348http://www.securitytracker.com/id/1036348vdb-entryx_refsource_SECTRACK
• support.apple.comhttps://support.apple.com/HT206903x_refsource_CONFIRM
• support.apple.comhttps://support.apple.com/HT206902x_refsource_CONFIRM
• support.apple.comhttps://support.apple.com/HT206904x_refsource_CONFIRM
• h20566.www2.hpe.comhttps://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05194709x_refsource_CONFIRM
• support.apple.comhttps://support.apple.com/HT206899x_refsource_CONFIRM