Skip to content
Noroxi
CVE-2012-4556· NVD / CVE Program· CNA redhat

The token processing system (pki-tps) in Red Hat Certificate System (RHCS) before 8.1.3 allows remote attackers to cause a denial of service

The token processing system (pki-tps) in Red Hat Certificate System (RHCS) before 8.1.3 allows remote attackers to cause a denial of service (Apache httpd web server child process restart) via certain unspecified empty search fields in a user certificate search query.

MediumCVSS 4.0 · v2.0—No exploit Fix available
Published
Jan 4, 2013
Updated
Jun 16, 2026
EPSS
1.2% · 67th percentile
Follow this CVE

Sign in to follow · You’ll be notified if a followed record enters KEV, gets an exploit or is updated.

Report tools

JSON

Action score

16

Monitor

Low priority for now.

CVSS
16 / 40 · 4.0 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 1.2%

Affected systems

VendorProduct
redhatcertificate system

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • redhat certificate systemup to 8.1.1 inclusive
  • redhat certificate system7.1
  • redhat certificate system7.2
  • redhat certificate system7.3
  • redhat certificate system8.0
  • redhat certificate system8.1

Package-level exposure

OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.

EcosystemPackageAffected rangeFix
Red Hat:certificate_system:8::el5pki-commonbefore 0:8.1.3-2.el5pki0:8.1.3-2.el5pki
Red Hat:certificate_system:8::el5pki-common-javadocbefore 0:8.1.3-2.el5pki0:8.1.3-2.el5pki
Red Hat:certificate_system:8::el5pki-tpsbefore 0:8.1.3-2.el5pki0:8.1.3-2.el5pki

Same product

redhat: all records

Other highest-scoring records for the same primary product.

  • CVE-2013-1886Format string vulnerability in the token processing system (pki-tps) in Red Hat Certificate System (RHCS) 8.1 and possibly Dogtag Certificat
    31Monitor
  • CVE-2017-7509An input validation error was found in Red Hat Certificate System's handling of client provided certificates before 8.1.20-1.
    26Monitor
  • CVE-2009-0588agent/request/op.cgi in the Registration Authority (RA) component in Red Hat Certificate System (RHCS) 7.3 and Dogtag Certificate System all
    26Monitor
  • CVE-2010-3868Red Hat Certificate System (RHCS) 7.3 and 8 and Dogtag Certificate System do not require authentication for requests to decrypt SCEP one-tim
    23Monitor
  • CVE-2012-3367Red Hat Certificate System (RHCS) before 8.1.1 and Dogtag Certificate System does not properly check certificate revocation requests made th
    22Monitor
  • CVE-2020-1696A flaw was found in the all pki-core 10.x.x versions, where Token Processing Service (TPS) where it did not properly sanitize Profile IDs, e
    21Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

Product / packageFixed versionSource
red hat:pki-common0:8.1.3-2.el5pki · Red Hat:certificate_system:8::el5Package registry (OSV)
red hat:pki-common-javadoc0:8.1.3-2.el5pki · Red Hat:certificate_system:8::el5Package registry (OSV)
red hat:pki-tps0:8.1.3-2.el5pki · Red Hat:certificate_system:8::el5Package registry (OSV)

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • No special conditions are required; it is repeatable.

If successful

Confidentiality
none
Integrity
none
Availability
P · the service can be disrupted
Attack complexity
Low
Confidentiality impact
None
Integrity impact
None
Availability impact
P

Weakness class (CWE)

CWE-20 · Improper Input Validation

CVSS vector

AV:N/AC:L/Au:S/C:N/I:N/A:P

nvd-primary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

Noroxi analysis

No Noroxi analysis for this record yet

We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.

We use this product, ask for help

Change log

  1. Fix✗ → ✓

For records you follow, these changes also arrive as notifications. →

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records