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-2009-5055

14
FAUCET Score

CVE-2009-5055 describes an access control vulnerability in Open Ticket Request System (OTRS) versions prior to 2.4.4. Authenticated attackers could bypass intended ticket access restrictions by exploiting how OTRS granted access based on single-digit substrings of the CustomerID, potentially allowing them to view tickets belonging to other customers. This vulnerability has a CVSS score of 3.5 (medium severity), indicating a network-based attack with medium complexity requiring authentication, leading to partial confidentiality impact. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.4.3CPE matchmatch criteria
cpe:2.3:a:otrs:otrs:*:*:*:*:*:*:*:*
0.5CPE matchmatch criteria
cpe:2.3:a:otrs:otrs:0.5:beta1:*:*:*:*:*:*
0.5CPE matchmatch criteria
cpe:2.3:a:otrs:otrs:0.5:beta2:*:*:*:*:*:*
0.5CPE matchmatch criteria
cpe:2.3:a:otrs:otrs:0.5:beta3:*:*:*:*:*:*
0.5CPE matchmatch criteria
cpe:2.3:a:otrs:otrs:0.5:beta4:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

3.5LOW

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

Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
SINGLE
Exploitability Score
6.8
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.90%
Probability of exploitation in next 30 days
EPSS Percentile
55.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0090 is in the 31st percentile among its peer group of 1,638 CVEs.

Social Chatter

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

Media Mentions

No media coverage found for this CVE.

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

Remediation

Remediation records are not available for this CVE.

References

bugs.otrs.org / show_bug.cgi
source.otrs.org / viewvc.cgi/otrs/CHANGES
ExploitPatch