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-2013-4552

19
FAUCET Score

CVE-2013-4552 describes an authentication bypass vulnerability in the drupalauth module for simpleSAMLphp, specifically affecting versions prior to 1.2.2. An attacker can authenticate as any user by manipulating the 'uid' parameter within a cookie. This vulnerability carries a CVSS score of 7.5, indicating high severity, with low attack complexity and potential for partial compromise of confidentiality, integrity, and availability. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.2.1CPE matchmatch criteria
cpe:2.3:a:drupalauth_project:drupalauth:*:-:-:*:-:simplesamlphp:*:*

CVSS Data

CVSS version used by this source: 2.0

7.5HIGH

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

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.43%
Probability of exploitation in next 30 days
EPSS Percentile
70.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0143 is in the 52nd percentile among its peer group of 51,485 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 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

Remediation records are not available for this CVE.

References

code.google.com / p/drupalauth/issues/detail
PatchVendor Advisory
openwall.com / lists/oss-security/2013/11/05/1
Patch
openwall.com / lists/oss-security/2013/11/08/6
Patch