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CVE-2009-3277

16
FAUCET Score

CVE-2009-3277 describes a Regular Expression Denial of Service (ReDoS) vulnerability in DataVault's xenu_by datavault product. Attackers can exploit this by providing a specially crafted input string, specifically an open bracket followed by numerous commas, leading to excessive CPU consumption and a denial of service. With a CVSS score of 5.0, this vulnerability is of medium severity, requiring no authentication and having low attack complexity, but only impacting availability. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
All Versions ImpactedCPE matchmatch criteria
cpe:2.3:a:xenu_by:datavault:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

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

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.97%
Probability of exploitation in next 30 days
EPSS Percentile
58.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0097 is in the 36th percentile among its peer group of 23,705 CVEs.

Social Chatter

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

checkmarx.com / Upload/Documents/PDF/Checkmarx_OWASP_IL_2009_ReDoS.pdf
Exploit
securityfocus.com / archive/1/506419/100/0/threaded