CVE-2004-0992
Format string vulnerability in the -a option (daemon mode) in Proxytunnel before 1.2.3 allows remote attackers to execute arbitrary code via format string specifiers in an invalid proxy answer.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (4.28%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Format string vulnerability in the -a option (daemon mode) in Proxytunnel before 1.2.3 allows remote attackers to execute arbitrary code via format string specifiers in an invalid proxy answer.
- CVSS 2.0
- 10.0 HIGHAV:N/AC:L/Au:N/C:C/I:C/A:C
- EPSS
- 4.28% probability · 91th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Affected
- proxytunnel/proxytunnel
- Source
- cve@mitre.org
EPSS 4.3% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- http://proxytunnel.sourceforge.net/news.html
- http://www.gentoo.org/security/en/glsa/glsa-200411-07.xmlPatch, Vendor Advisory
- http://www.securityfocus.com/bid/11592Patch, Vendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/17945
- http://proxytunnel.sourceforge.net/news.html
- http://www.gentoo.org/security/en/glsa/glsa-200411-07.xmlPatch, Vendor Advisory
- http://www.securityfocus.com/bid/11592Patch, Vendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/17945
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.