CVE-2006-6679
Pedro Lineu Orso chetcpasswd before 2.4 relies on the X-Forwarded-For HTTP header when verifying a client's status on an IP address ACL, which allows remote attackers to gain unauthorized access by spoofing this header.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.11%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Pedro Lineu Orso chetcpasswd before 2.4 relies on the X-Forwarded-For HTTP header when verifying a client's status on an IP address ACL, which allows remote attackers to gain unauthorized access by spoofing this header.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- EPSS
- 2.11% probability · 82th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-863
- Affected
- chetcpasswd project/chetcpasswd
- Source
- cve@mitre.org
EPSS 2.1% 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://bugs.debian.org/cgi-bin/bugreport.cgi?bug=394454Mailing List, Third Party Advisory
- http://marc.info/?l=bugtraq&m=116371297325564&w=2Mailing List, Third Party Advisory
- http://secunia.com/advisories/22967Broken Link, Permissions Required, Third Party Advisory
- http://sourceforge.net/project/shownotes.php?group_id=68912&release_id=466649Product
- http://www.osvdb.org/30544Broken Link
- http://www.securityfocus.com/bid/21102Broken Link, Third Party Advisory, VDB Entry
- https://exchange.xforce.ibmcloud.com/vulnerabilities/30451Third Party Advisory, VDB Entry
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=394454Mailing List, Third Party Advisory
- http://marc.info/?l=bugtraq&m=116371297325564&w=2Mailing List, Third Party Advisory
- http://secunia.com/advisories/22967Broken Link, Permissions Required, Third Party Advisory
- http://sourceforge.net/project/shownotes.php?group_id=68912&release_id=466649Product
- http://www.osvdb.org/30544Broken Link
- http://www.securityfocus.com/bid/21102Broken Link, Third Party Advisory, VDB Entry
- https://exchange.xforce.ibmcloud.com/vulnerabilities/30451Third Party Advisory, VDB Entry
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.