What is CVE-2012-5784?

CVE-2012-5784 is a vulnerability in Apache Activemq, classified under Improper Input Validation. Published 2012-11-04.

Is CVE-2012-5784 known to be exploited?

12 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Improper input validation in Apache Activemq

CVE-2012-5784

Apache Axis 1.4 and earlier, as used in PayPal Payments Pro, PayPal Mass Pay, PayPal Transactional Information SOAP, the Java Message Service implementation in Apache ActiveMQ, and other products, does not verify that the server hostname matches a domain name in the subject's Common Name (CN) or subjectAltName field of the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2012-11-04 · last modified 2026-06-16.

CVSS v2 metric

CVSS v2 base score 5.8 (Medium). Vector: AV:N/AC:M/Au:N/C:P/I:P/A:N. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.057 (93.0th percentile), scored 2026-11-01.

Low probability of exploitation in the next 30 days, but still tracked. 93rd percentile — 93.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.057 · newest: 0.057 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-20 — Improper Input Validation

Public proof-of-concept exploits

References

rhn.redhat.com/errata/RHSA-2013-0269.html (vendor-advisory, Third Party Advisory)
rhn.redhat.com/errata/RHSA-2014-0037.html (vendor-advisory, Third Party Advisory)
secunia.com/advisories/51219 (third-party-advisory)
rhn.redhat.com/errata/RHSA-2013-0683.html (vendor-advisory, Third Party Advisory)
www.securityfocus.com/bid/56408 (VDB Entry, Third Party Advisory, vdb-entry)
exchange.xforce.ibmcloud.com/vulnerabilities/79829 (vdb-entry)
www.cs.utexas.edu/~shmat/shmat_ccs12.pdf (Technical Description, Exploit)
lists.apache.org/thread.html/44d4e88a5fa8ae60deb752029afe9054da87c5f859caf296fc… (mailing-list)
lists.apache.org/thread.html/de2af12dcaba653d02b03235327ca4aa930401813a3cced8e1… (mailing-list)
lists.opensuse.org/opensuse-security-announce/2019-06/msg00007.html (vendor-advisory)

Frequently asked questions

What is CVE-2012-5784?: CVE-2012-5784 is a vulnerability in Apache Activemq, classified under Improper Input Validation. Published 2012-11-04.
Is CVE-2012-5784 known to be exploited?: 12 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.