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CVE-2016-9597

21
FAUCET Score

CVE-2016-9597 is a regression vulnerability affecting Red Hat JBoss Core Services and other products like Canonical, Debian, HP, OpenSUSE, and xmlsoft. It stems from an incomplete fix for CVE-2016-3705 in libxml2, allowing a remote attacker to trigger a Denial of Service (DoS) via a stack overflow. With a CVSS score of 7.5 (HIGH), this vulnerability is easily exploitable over the network with low attack complexity, leading to high availability impact. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
12.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*
14.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
15.10CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*
16.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
2.9.3CPE matchmatch criteria
cpe:2.3:a:xmlsoft:libxml2:2.9.3:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.5HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
4.48%
Probability of exploitation in next 30 days
EPSS Percentile
90.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0448 is in the 83rd percentile among its peer group of 51,506 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

redhatpatch availablevia redhat_api
Product: Text-Only JBCS
View patch
redhatno patchvia redhat_api
Product: Red Hat JBoss Core ServicesFixed in: httpd

Vendor Advisories (1)

redhatCVE-2016-9597Moderate

libxml2: stack overflow before detecting invalid XML file (unfixed CVE-2016-3705 in JBCS)

May 3, 2016

References

bugzilla.redhat.com / show_bug.cgi
Issue Tracking
securityfocus.com / bid/98567
Third Party AdvisoryVDB Entry