Vulnerability Monitor

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CVE-2012-6137

rhn-migrate-classic-to-rhsm tool in Red Hat subscription-manager does not verify the Red Hat Network Classic server's X.509 certificate when migrating to a Certificate-based Red Hat Network, which allows remote man-in-the-middle attackers to obtain sensitive information such as user credentials.

Security Impact Summary

CVE-2012-6137 is a security vulnerability that . Impacting 9 products from redhat, from redhat, from redhat and 6 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Documented in 2013, this vulnerability occurred amid the cloud computing expansion era, where traditional network perimeter security models were being reevaluated. Organizations were transitioning from isolated infrastructure to interconnected systems, creating new attack surfaces that vulnerabilities like this could exploit.

Published

2013-05-21T18:55:01.653

Last Modified

2025-04-11T00:51:21.963

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 4.3 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:P/A:N

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: PARTIAL
Availability Impact: NONE

Exploitability Score

8.6

Impact Score

2.9

Weaknesses

Type: Primary
CWE-255

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	redhat	enterprise_linux	5	Yes
Operating System	redhat	enterprise_linux_desktop	5.0	Yes
Operating System	redhat	enterprise_linux_desktop	6.0	Yes
Operating System	redhat	enterprise_linux_eus	5.9.z	Yes
Operating System	redhat	enterprise_linux_hpc_node	6	Yes
Operating System	redhat	enterprise_linux_long_life	5.9	Yes
Operating System	redhat	enterprise_linux_server	6.0	Yes
Operating System	redhat	enterprise_linux_server_aus	6.4	Yes
Operating System	redhat	enterprise_linux_server_eus	6.4.z	Yes
Operating System	redhat	enterprise_linux_workstation	6.0	Yes

References

http://osvdb.org/93058 ([email protected])
http://rhn.redhat.com/errata/RHSA-2013-0788.html Vendor Advisory ([email protected])
http://secunia.com/advisories/53330 Vendor Advisory ([email protected])
http://www.securityfocus.com/bid/59674 ([email protected])
http://www.securitytracker.com/id/1028520 ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=885130 ([email protected])
https://exchange.xforce.ibmcloud.com/vulnerabilities/84020 ([email protected])
http://osvdb.org/93058 (af854a3a-2127-422b-91ae-364da2661108)
http://rhn.redhat.com/errata/RHSA-2013-0788.html Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/53330 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/59674 (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id/1028520 (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=885130 (af854a3a-2127-422b-91ae-364da2661108)
https://exchange.xforce.ibmcloud.com/vulnerabilities/84020 (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For redhat's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.