CVE-2011-4327
Severity Score
5.5
*CVSS v3
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
ssh-keysign.c in ssh-keysign in OpenSSH before 5.8p2 on certain platforms executes ssh-rand-helper with unintended open file descriptors, which allows local users to obtain sensitive key information via the ptrace system call.
ssh-keysign.c en ssh-keysign en OpenSSH anterior a 5.8p2 en ciertas plataformas ejecuta ssh-rand-helper con descriptores de archivos abiertos no deseados, lo cual permite a usuarios locales obtener información clave sensible a través de la llamada al sistema ptrace.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2011-11-04 CVE Reserved
- 2014-02-03 CVE Published
- 2024-08-07 CVE Updated
- 2025-05-04 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-200: Exposure of Sensitive Information to an Unauthorized Actor
CAPEC
References (2)
| URL | Tag | Source |
|---|---|---|
| https://bugzilla.redhat.com/show_bug.cgi?id=755640 | X_refsource_confirm |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| http://www.openssh.com/txt/portable-keysign-rand-helper.adv | 2014-02-21 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | <= 5.8 Search vendor "Openbsd" for product "Openssh" and version " <= 5.8" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 1.2 Search vendor "Openbsd" for product "Openssh" and version "1.2" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 1.2.1 Search vendor "Openbsd" for product "Openssh" and version "1.2.1" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 1.2.2 Search vendor "Openbsd" for product "Openssh" and version "1.2.2" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 1.2.3 Search vendor "Openbsd" for product "Openssh" and version "1.2.3" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 1.2.27 Search vendor "Openbsd" for product "Openssh" and version "1.2.27" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 1.3 Search vendor "Openbsd" for product "Openssh" and version "1.3" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 1.5 Search vendor "Openbsd" for product "Openssh" and version "1.5" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 1.5.7 Search vendor "Openbsd" for product "Openssh" and version "1.5.7" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 1.5.8 Search vendor "Openbsd" for product "Openssh" and version "1.5.8" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 2 Search vendor "Openbsd" for product "Openssh" and version "2" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 2.1 Search vendor "Openbsd" for product "Openssh" and version "2.1" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 2.1.1 Search vendor "Openbsd" for product "Openssh" and version "2.1.1" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 2.2 Search vendor "Openbsd" for product "Openssh" and version "2.2" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 2.3 Search vendor "Openbsd" for product "Openssh" and version "2.3" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 2.3.1 Search vendor "Openbsd" for product "Openssh" and version "2.3.1" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 2.5 Search vendor "Openbsd" for product "Openssh" and version "2.5" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 2.5.1 Search vendor "Openbsd" for product "Openssh" and version "2.5.1" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 2.5.2 Search vendor "Openbsd" for product "Openssh" and version "2.5.2" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 2.9 Search vendor "Openbsd" for product "Openssh" and version "2.9" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 2.9.9 Search vendor "Openbsd" for product "Openssh" and version "2.9.9" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 2.9.9p2 Search vendor "Openbsd" for product "Openssh" and version "2.9.9p2" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 2.9p1 Search vendor "Openbsd" for product "Openssh" and version "2.9p1" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 2.9p2 Search vendor "Openbsd" for product "Openssh" and version "2.9p2" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 3.0 Search vendor "Openbsd" for product "Openssh" and version "3.0" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 3.0.1 Search vendor "Openbsd" for product "Openssh" and version "3.0.1" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 3.0.1p1 Search vendor "Openbsd" for product "Openssh" and version "3.0.1p1" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 3.0.2 Search vendor "Openbsd" for product "Openssh" and version "3.0.2" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 3.0.2p1 Search vendor "Openbsd" for product "Openssh" and version "3.0.2p1" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 3.0p1 Search vendor "Openbsd" for product "Openssh" and version "3.0p1" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 3.1 Search vendor "Openbsd" for product "Openssh" and version "3.1" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 3.1p1 Search vendor "Openbsd" for product "Openssh" and version "3.1p1" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 3.2 Search vendor "Openbsd" for product "Openssh" and version "3.2" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 3.2.2 Search vendor "Openbsd" for product "Openssh" and version "3.2.2" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 3.2.2p1 Search vendor "Openbsd" for product "Openssh" and version "3.2.2p1" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 3.2.3p1 Search vendor "Openbsd" for product "Openssh" and version "3.2.3p1" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 3.3 Search vendor "Openbsd" for product "Openssh" and version "3.3" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 3.3p1 Search vendor "Openbsd" for product "Openssh" and version "3.3p1" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 3.4 Search vendor "Openbsd" for product "Openssh" and version "3.4" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 3.4p1 Search vendor "Openbsd" for product "Openssh" and version "3.4p1" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 3.5 Search vendor "Openbsd" for product "Openssh" and version "3.5" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 3.5p1 Search vendor "Openbsd" for product "Openssh" and version "3.5p1" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 3.6 Search vendor "Openbsd" for product "Openssh" and version "3.6" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 3.6.1 Search vendor "Openbsd" for product "Openssh" and version "3.6.1" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 3.6.1p1 Search vendor "Openbsd" for product "Openssh" and version "3.6.1p1" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 3.6.1p2 Search vendor "Openbsd" for product "Openssh" and version "3.6.1p2" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 3.7 Search vendor "Openbsd" for product "Openssh" and version "3.7" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 3.7.1 Search vendor "Openbsd" for product "Openssh" and version "3.7.1" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 3.7.1p1 Search vendor "Openbsd" for product "Openssh" and version "3.7.1p1" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 3.7.1p2 Search vendor "Openbsd" for product "Openssh" and version "3.7.1p2" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 3.8 Search vendor "Openbsd" for product "Openssh" and version "3.8" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 3.8.1 Search vendor "Openbsd" for product "Openssh" and version "3.8.1" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 3.8.1p1 Search vendor "Openbsd" for product "Openssh" and version "3.8.1p1" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 3.9 Search vendor "Openbsd" for product "Openssh" and version "3.9" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 3.9.1 Search vendor "Openbsd" for product "Openssh" and version "3.9.1" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 3.9.1p1 Search vendor "Openbsd" for product "Openssh" and version "3.9.1p1" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 4.0 Search vendor "Openbsd" for product "Openssh" and version "4.0" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 4.0p1 Search vendor "Openbsd" for product "Openssh" and version "4.0p1" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 4.1 Search vendor "Openbsd" for product "Openssh" and version "4.1" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 4.1p1 Search vendor "Openbsd" for product "Openssh" and version "4.1p1" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 4.2 Search vendor "Openbsd" for product "Openssh" and version "4.2" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 4.2p1 Search vendor "Openbsd" for product "Openssh" and version "4.2p1" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 4.3 Search vendor "Openbsd" for product "Openssh" and version "4.3" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 4.3p1 Search vendor "Openbsd" for product "Openssh" and version "4.3p1" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 4.3p2 Search vendor "Openbsd" for product "Openssh" and version "4.3p2" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 4.4 Search vendor "Openbsd" for product "Openssh" and version "4.4" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 4.4p1 Search vendor "Openbsd" for product "Openssh" and version "4.4p1" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 4.5 Search vendor "Openbsd" for product "Openssh" and version "4.5" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 4.6 Search vendor "Openbsd" for product "Openssh" and version "4.6" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 4.7 Search vendor "Openbsd" for product "Openssh" and version "4.7" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 4.8 Search vendor "Openbsd" for product "Openssh" and version "4.8" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 4.9 Search vendor "Openbsd" for product "Openssh" and version "4.9" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 5.0 Search vendor "Openbsd" for product "Openssh" and version "5.0" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 5.1 Search vendor "Openbsd" for product "Openssh" and version "5.1" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 5.2 Search vendor "Openbsd" for product "Openssh" and version "5.2" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 5.3 Search vendor "Openbsd" for product "Openssh" and version "5.3" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 5.4 Search vendor "Openbsd" for product "Openssh" and version "5.4" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 5.5 Search vendor "Openbsd" for product "Openssh" and version "5.5" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 5.6 Search vendor "Openbsd" for product "Openssh" and version "5.6" | - |
Affected
| ||||||
| Openbsd Search vendor "Openbsd" | Openssh Search vendor "Openbsd" for product "Openssh" | 5.7 Search vendor "Openbsd" for product "Openssh" and version "5.7" | - |
Affected
| ||||||