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CVE-2008-2399

24
FAUCET Score

CVE-2008-2399 describes a directory traversal vulnerability in the FireFTP add-on for Firefox, affecting versions prior to 0.98.20080518. This flaw allows malicious FTP servers to create or overwrite arbitrary files on a user's system by injecting "..\" sequences into MLSD or LIST command responses. With a CVSS score of 9.3 (Critical), the vulnerability poses a significant risk, enabling remote code execution if files are written to critical locations like a Startup folder. Despite its high severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 0.98CPE matchmatch criteria
cpe:2.3:a:fireftp:fireftp:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

9.3HIGH

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

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
3.49%
Probability of exploitation in next 30 days
EPSS Percentile
87.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0349 is in the 47th percentile among its peer group of 8,914 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 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

secunia.com / advisories/30284
Vendor Advisory
exchange.xforce.ibmcloud.com / vulnerabilities/42516
vuln.sg / fireftp0971-en.html
Exploit
kb.cert.org / vuls/id/906907
US Government Resource
mozdev.org / source/browse/fireftp/src/content/js/connection/controlSocket.js.in.diff
securityfocus.com / bid/29289
vupen.com / english/advisories/2008/1596/references