CVE-2011-2766
Severity Score
7.5
*CVSS v2
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
3
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
The FCGI (aka Fast CGI) module 0.70 through 0.73 for Perl, as used by CGI::Fast, uses environment variable values from one request during processing of a later request, which allows remote attackers to bypass authentication via crafted HTTP headers.
El módulo FCGI (también conocido como Fast CGI) v0.70 hasta v0.73 para Perl, como se usa en CGI::Fast, usa valores de variables de entorno para una peticnión durante el procesado de una petición posterior, lo que permite a atacantes remotos eludir la autenticación a través de cabeceras HTTP modificadas.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2011-07-19 CVE Reserved
- 2011-09-23 CVE Published
- 2023-03-07 EPSS Updated
- 2024-08-06 CVE Updated
- 2024-08-06 First Exploit
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
- CWE-287: Improper Authentication
CAPEC
References (11)
| URL | Tag | Source |
|---|---|---|
| http://www.openwall.com/lists/oss-security/2011/09/08/1 | Mailing List |
|
| http://www.openwall.com/lists/oss-security/2011/09/08/2 | Mailing List |
|
| http://www.securityfocus.com/bid/49549 | Third Party Advisory | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/69709 | Third Party Advisory |
| URL | Date | SRC |
|---|---|---|
| http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=607479 | 2024-08-06 | |
| https://bugzilla.redhat.com/show_bug.cgi?id=736604 | 2024-08-06 | |
| https://rt.cpan.org/Public/Bug/Display.html?id=68380 | 2024-08-06 |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| http://www.debian.org/security/2011/dsa-2327 | 2020-12-08 | |
| http://www.mandriva.com/security/advisories?name=MDVSA-2012:001 | 2020-12-08 | |
| https://hermes.opensuse.org/messages/13154637 | 2020-12-08 | |
| https://hermes.opensuse.org/messages/13155253 | 2020-12-08 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Fast Cgi Project Search vendor "Fast Cgi Project" | Fast Cgi Search vendor "Fast Cgi Project" for product "Fast Cgi" | >= 0.70 <= 0.73 Search vendor "Fast Cgi Project" for product "Fast Cgi" and version " >= 0.70 <= 0.73" | perl |
Affected
| ||||||
| Debian Search vendor "Debian" | Debian Linux Search vendor "Debian" for product "Debian Linux" | 5.0 Search vendor "Debian" for product "Debian Linux" and version "5.0" | - |
Affected
| ||||||
| Debian Search vendor "Debian" | Debian Linux Search vendor "Debian" for product "Debian Linux" | 6.0 Search vendor "Debian" for product "Debian Linux" and version "6.0" | - |
Affected
| ||||||
| Debian Search vendor "Debian" | Debian Linux Search vendor "Debian" for product "Debian Linux" | 7.0 Search vendor "Debian" for product "Debian Linux" and version "7.0" | - |
Affected
| ||||||