HOMEVULNERABILITIESCVE-2014-2296
HIGH

CVE-2014-2296

CWE-611Published: July 20, 2018· Updated: Jun 17, 2026

8.8
CVSS v3.1

Official Description

XML external entity (XXE) vulnerability in java/org/jasig/cas/util/SamlUtils.java in Jasig CAS server before 3.4.12.1 and 3.5.x before 3.5.2.1, when Google Accounts Integration is enabled, allows remote unauthenticated users to bypass authentication via crafted XML data.

NVD Source

Technical Analysis

CVE-2014-2296 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 8.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionRequired
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected Vendors & Products

apereo1 product(s)
cas server
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttp://jasig.275507.n4.nabble.com/CAS-3-5-2-1-and-3-4-12-1-Security-Releases-td4662444.html
ADVISORYhttps://vigilance.fr/vulnerability/Jasig-CAS-Server-bypassing-authentication-via-Google-Accounts-Integration-14512
ADVISORYhttp://jasig.275507.n4.nabble.com/CAS-3-5-2-1-and-3-4-12-1-Security-Releases-td4662444.html
ADVISORYhttps://vigilance.fr/vulnerability/Jasig-CAS-Server-bypassing-authentication-via-Google-Accounts-Integration-14512

All References (4)

→
http://jasig.275507.n4.nabble.com/CAS-3-5-2-1-and-3-4-12-1-Security-Releases-td4662444.htmlRelease Notes · Vendor Advisory
→
https://vigilance.fr/vulnerability/Jasig-CAS-Server-bypassing-authentication-via-Google-Accounts-Integration-14512Third Party Advisory
→
http://jasig.275507.n4.nabble.com/CAS-3-5-2-1-and-3-4-12-1-Security-Releases-td4662444.htmlRelease Notes · Vendor Advisory
→
https://vigilance.fr/vulnerability/Jasig-CAS-Server-bypassing-authentication-via-Google-Accounts-Integration-14512Third Party Advisory

Quick Facts

CVE IDCVE-2014-2296
CVSS Score8.8 / 10
SeverityHIGH
WeaknessCWE-611
CISA KEVNo
Affected1 vendor(s)
PublishedJul 20, 2018

Related CVEs (CWE-611)

CVE-2018-1000823
10.0
CVE-2018-1000822
10.0
CVE-2017-8110
10.0
CVE-2018-1000820
10.0
CVE-2018-1000821
10.0
CVE-2018-1000825
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2014-2296 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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