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CVE-2009-3370

17
FAUCET Score

CVE-2009-3370 describes a vulnerability in Mozilla Firefox versions prior to 3.0.15 and 3.5.4, where remote attackers could read sensitive form history data. This was achieved by manipulating mouse and keyboard events to trigger the auto-fill feature, populating form fields with history entries that could then be read by the attacker. The vulnerability has a CVSS score of 5.0, indicating a medium severity with low attack complexity and potential for partial confidentiality impact, but no integrity or availability impact. 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
3.0CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:3.0:*:*:*:*:*:*:*
3.0CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:3.0:alpha:*:*:*:*:*:*
3.0CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:3.0:beta2:*:*:*:*:*:*
3.0CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:3.0:beta5:*:*:*:*:*:*
3.0.1CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:3.0.1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

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

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

Exploit Intelligence

EPSS Score
1.98%
Probability of exploitation in next 30 days
EPSS Percentile
78.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0198 is in the 67th percentile among its peer group of 23,723 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

Patch Available

Vendor Patches (5)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: firefox-0:3.0.15-3.el4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: nspr-0:4.7.6-1.el4_8
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: firefox-0:3.0.15-3.el5_4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: nspr-0:4.7.6-1.el5_4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: xulrunner-0:1.9.0.15-3.el5_4
View patch

Vendor Advisories (1)

redhatCVE-2009-3370Moderate

Firefox form history vulnerable to stealing

Oct 27, 2009

References

bugzilla.mozilla.org / show_bug.cgi
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10836
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6455
sunsolve.sun.com / search/document.do
mandriva.com / security/advisories
mozilla.org / security/announce/2009/mfsa2009-52.html
vupen.com / english/advisories/2009/3334