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CVE-2010-3299

22
FAUCET Score

CVE-2010-3299 describes a padding oracle vulnerability in the encrypt/decrypt functions of Ruby on Rails 2.3, affecting Debian Linux and Ruby on Rails installations. This medium-severity vulnerability (CVSS 6.5) allows an unauthenticated attacker to potentially compromise confidentiality with low attack complexity, though user interaction is required. Despite its age, there is no public exploit code available (Metasploit, Nuclei, ExploitDB), and it has received no community discussion or media coverage, indicating a lack of active exploitation or widespread attention.

Impacted Technologies

VendorProductVersion(s)CPE
2.3CPE matchmatch criteria
cpe:2.3:a:rubyonrails:rails:2.3:*:*:*:*:*:*:*
8.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
9.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
10.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.5MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.14%
Probability of exploitation in next 30 days
EPSS Percentile
63.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0114 is in the 76th percentile among its peer group of 26,234 CVEs.

Social Chatter

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

access.redhat.com / security/cve/cve-2010-3299
Broken Link
seclists.org / oss-sec/2010/q3/357
Mailing ListThird Party Advisory
security-tracker.debian.org / tracker/CVE-2010-3299
Third Party Advisory
usenix.org / legacy/events/woot10/tech/full_papers/Rizzo.pdf
ExploitThird Party Advisory