CVE-2012-0818

RESTEasy before 2.3.1 allows remote attackers to read arbitrary files via an external entity reference in a DOM document, aka an XML external entity (XXE) injection attack.

Published: 2012-11-23 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2012-0818 is rated Moderate Risk (52.1/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 3.21%). Core evidence: EPSS rose +1.84% over the last day, indicating growing attacker interest. Mandatory action: Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2012-0818

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 1.38% 3.21% +1.84%
2 2025-03-17 0.53% 1.38% +0.84%
3 2024-12-17 0.53%

Full EPSS history (8 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2012-0818

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:P/I:N/A:N Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:N)
No availability impact.
10.0 2.9 [email protected]

Weakness enumeration for CVE-2012-0818

GitHub Security Advisory for CVE-2012-0818

GHSA-wrrh-g7h3-gqmx · Severity: medium · Ecosystem: maven — Exposure of Sensitive Information to an Unauthorized Actor in RESTEasy

OS Trackers for CVE-2012-0818

vendor priority summary link
redhat medium https://access.redhat.com/security/cve/CVE-2012-0818

Affected software / configurations for CVE-2012-0818

Vendor Product Version Raw CPE
redhat resteasy <= 2.3.0 cpe:2.3:a:redhat:resteasy:*:*:*:*:*:*:*:*
redhat resteasy 1.0.0 cpe:2.3:a:redhat:resteasy:1.0.0:*:*:*:*:*:*:*
redhat resteasy 1.0.1 cpe:2.3:a:redhat:resteasy:1.0.1:*:*:*:*:*:*:*
redhat resteasy 1.0.2 cpe:2.3:a:redhat:resteasy:1.0.2:*:*:*:*:*:*:*
redhat resteasy 1.1 cpe:2.3:a:redhat:resteasy:1.1:*:*:*:*:*:*:*
redhat resteasy 1.2 cpe:2.3:a:redhat:resteasy:1.2:*:*:*:*:*:*:*
redhat resteasy 2.0.0 cpe:2.3:a:redhat:resteasy:2.0.0:*:*:*:*:*:*:*
redhat resteasy 2.0.1 cpe:2.3:a:redhat:resteasy:2.0.1:*:*:*:*:*:*:*
redhat resteasy 2.1.0 cpe:2.3:a:redhat:resteasy:2.1.0:*:*:*:*:*:*:*
redhat resteasy 2.2.0 cpe:2.3:a:redhat:resteasy:2.2.0:*:*:*:*:*:*:*
redhat resteasy 2.2.1 cpe:2.3:a:redhat:resteasy:2.2.1:*:*:*:*:*:*:*
redhat resteasy 2.2.2 cpe:2.3:a:redhat:resteasy:2.2.2:*:*:*:*:*:*:*
redhat resteasy 2.2.3 cpe:2.3:a:redhat:resteasy:2.2.3:*:*:*:*:*:*:*

References for CVE-2012-0818

URL Tags
http://rhn.redhat.com/errata/RHSA-2012-0441.html Vendor Advisory
http://rhn.redhat.com/errata/RHSA-2012-0519.html Vendor Advisory
http://rhn.redhat.com/errata/RHSA-2012-1056.html Vendor Advisory
http://rhn.redhat.com/errata/RHSA-2012-1057.html Vendor Advisory
http://rhn.redhat.com/errata/RHSA-2012-1058.html Vendor Advisory
http://rhn.redhat.com/errata/RHSA-2012-1059.html Vendor Advisory
http://rhn.redhat.com/errata/RHSA-2012-1125.html Vendor Advisory
http://rhn.redhat.com/errata/RHSA-2014-0371.html
http://rhn.redhat.com/errata/RHSA-2014-0372.html
http://secunia.com/advisories/47818 Vendor Advisory
http://secunia.com/advisories/47832 Vendor Advisory
http://secunia.com/advisories/48697
http://secunia.com/advisories/48954
http://secunia.com/advisories/50084 Vendor Advisory
http://secunia.com/advisories/57716
http://secunia.com/advisories/57719
http://www.osvdb.org/78679
http://www.securityfocus.com/bid/51748
http://www.securityfocus.com/bid/51766
https://bugzilla.redhat.com/show_bug.cgi?id=785631
https://exchange.xforce.ibmcloud.com/vulnerabilities/72808
https://issues.jboss.org/browse/RESTEASY-637 Patch
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