Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2013-6439

23
FAUCET Score

CVE-2013-6439 describes a critical weak authentication vulnerability in Candlepin, a component of Red Hat Subscription Asset Manager versions 1.0 through 1.3. When the configuration file lacks a specified authentication scheme, it allows for unauthenticated access with complete compromise of confidentiality, integrity, and availability. This vulnerability carries a CVSS score of 9.3, indicating a high-severity, network-exploitable flaw with medium attack complexity. Despite its severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
1.0.0CPE matchmatch criteria
cpe:2.3:a:redhat:subscription_asset_manager:1.0.0:*:*:*:*:*:*:*
1.1.0CPE matchmatch criteria
cpe:2.3:a:redhat:subscription_asset_manager:1.1.0:*:*:*:*:*:*:*
1.2.0CPE matchmatch criteria
cpe:2.3:a:redhat:subscription_asset_manager:1.2.0:*:*:*:*:*:*:*
1.2.1CPE matchmatch criteria
cpe:2.3:a:redhat:subscription_asset_manager:1.2.1:*:*:*:*:*:*:*
1.3.0CPE matchmatch criteria
cpe:2.3:a:redhat:subscription_asset_manager:1.3.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

9.3HIGH

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

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.57%
Probability of exploitation in next 30 days
EPSS Percentile
72.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0157 is in the 30th percentile among its peer group of 8,920 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

redhatpatch availablevia redhat_api
Product: Red Hat Subscription Asset Manager 1.3Fixed in: candlepin-0:0.8.26.0-1.el6sam
View patch

Vendor Advisories (1)

redhatCVE-2013-6439Important

candlepin: insecure authentication enabled by default

Dec 19, 2013

References

rhn.redhat.com / errata/RHSA-2013-1863.html
Vendor Advisory
bugzilla.redhat.com / show_bug.cgi
exchange.xforce.ibmcloud.com / vulnerabilities/90134