CVE-2012-4561
 
Severity Score
5.0
*CVSS v2
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
The (1) publickey_make_dss, (2) publickey_make_rsa, (3) signature_from_string, (4) ssh_do_sign, and (5) ssh_sign_session_id functions in keys.c in libssh before 0.5.3 free "an invalid pointer on an error path," which might allow remote attackers to cause a denial of service (crash) via unspecified vectors.
Las funciones (1) publickey_make_dss, (2) publickey_make_rsa, (3) signature_from_string, (4) ssh_do_sign y (5) ssh_sign_session_id en keys.c en libssh en versiones anteriores a la 0.5.3 liberan "un puntero no válido en una ruta errónea", lo que podría permitir a atacantes remotos provocar una denegación de servicio (caída) a través de vectores no especificados.
*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
- 2012-08-21 CVE Reserved
- 2012-11-27 CVE Published
- 2023-03-07 EPSS Updated
- 2024-08-06 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
CAPEC
References (13)
URL | Tag | Source |
---|---|---|
http://www.openwall.com/lists/oss-security/2012/11/20/3 | Mailing List | |
http://www.securityfocus.com/bid/56604 | Vdb Entry | |
https://bugzilla.redhat.com/show_bug.cgi?id=871617 | X_refsource_misc | |
https://exchange.xforce.ibmcloud.com/vulnerabilities/80220 | Vdb Entry |
URL | Date | SRC |
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URL | Date | SRC |
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Affected Vendors, Products, and Versions
Vendor | Product | Version | Other | Status | ||||||
---|---|---|---|---|---|---|---|---|---|---|
Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
Libssh Search vendor "Libssh" | Libssh Search vendor "Libssh" for product "Libssh" | <= 0.5.2 Search vendor "Libssh" for product "Libssh" and version " <= 0.5.2" | - |
Affected
| ||||||
Libssh Search vendor "Libssh" | Libssh Search vendor "Libssh" for product "Libssh" | 0.4.7 Search vendor "Libssh" for product "Libssh" and version "0.4.7" | - |
Affected
| ||||||
Libssh Search vendor "Libssh" | Libssh Search vendor "Libssh" for product "Libssh" | 0.4.8 Search vendor "Libssh" for product "Libssh" and version "0.4.8" | - |
Affected
| ||||||
Libssh Search vendor "Libssh" | Libssh Search vendor "Libssh" for product "Libssh" | 0.5.0 Search vendor "Libssh" for product "Libssh" and version "0.5.0" | - |
Affected
| ||||||
Libssh Search vendor "Libssh" | Libssh Search vendor "Libssh" for product "Libssh" | 0.5.0 Search vendor "Libssh" for product "Libssh" and version "0.5.0" | rc1 |
Affected
| ||||||
Libssh Search vendor "Libssh" | Libssh Search vendor "Libssh" for product "Libssh" | 0.5.1 Search vendor "Libssh" for product "Libssh" and version "0.5.1" | - |
Affected
|