CVE-2008-2399

Severity: critical (CVSS 9.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2008-05-22 · updated 2026-06-16
Weakness: CWE-22

Description

Directory traversal vulnerability in the FireFTP add-on before 0.98.20080518 for Firefox allows remote FTP servers to create or overwrite arbitrary files via ..\ (dot dot backslash) sequences in responses to (1) MLSD and (2) LIST commands, a related issue to CVE-2002-1345. NOTE: this can be leveraged for code execution by writing to a Startup folder.

Affected products

Fireftp: through 0.98

References

http://secunia.com/advisories/30284
http://vuln.sg/fireftp0971-en.html
http://www.kb.cert.org/vuls/id/906907
http://www.mozdev.org/source/browse/fireftp/src/content/js/connection/controlSocket.js.in.diff?r1=1.58%3Br2=1.59%3Bf=h
http://www.securityfocus.com/bid/29289
http://www.vupen.com/english/advisories/2008/1596/references
https://exchange.xforce.ibmcloud.com/vulnerabilities/42516
http://secunia.com/advisories/30284
http://vuln.sg/fireftp0971-en.html
http://www.kb.cert.org/vuls/id/906907
http://www.mozdev.org/source/browse/fireftp/src/content/js/connection/controlSocket.js.in.diff?r1=1.58%3Br2=1.59%3Bf=h
http://www.securityfocus.com/bid/29289

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