69148 : Red Hat Certificate System SCEP Enrollment PIN Reuse
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Disclosure Date


Red Hat Certificate System contains a flaw related to the certificate authority's failure to prevent one-time PINs from being used more than once. The issue is triggered when a remote, authenticated attacker replays a single SCEP one-time PIN. This may allow an attacker to generate an arbitrary number of certificates.


Location: Remote / Network Access
Attack Type: Cryptographic
Impact: Loss of Integrity
Solution: Patch / RCS
Exploit: Exploit Unknown
Disclosure: Vendor Verified
OSVDB: Authentication Required


Currently, there are no known workarounds or upgrades to correct this issue. However, Red Hat has released a patch to address this vulnerability.


Red Hat, Inc.
Red Hat Certificate System



CVSSv2 Score

CVSSv2 Base Score = 4.0
Source: nvd.nist.gov | Generated: 2010-11-18 | Disagree?

Access_vector_2 Access_complexity_2 Authentication_1 Confidentiality_impact_0 Integrity_impact_1 Availability_impact_0


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