CVE-2015-1791
OpenSSL: Race condition handling NewSessionTicket
Severity Score
6.8
*CVSS v2
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
Race condition in the ssl3_get_new_session_ticket function in ssl/s3_clnt.c in OpenSSL before 0.9.8zg, 1.0.0 before 1.0.0s, 1.0.1 before 1.0.1n, and 1.0.2 before 1.0.2b, when used for a multi-threaded client, allows remote attackers to cause a denial of service (double free and application crash) or possibly have unspecified other impact by providing a NewSessionTicket during an attempt to reuse a ticket that had been obtained earlier.
Condición de carrera en la función ssl3_get_new_session_ticket en ssl/s3_clnt.c en OpenSSL anterior a 0.9.8zg, 1.0.0 anterior a 1.0.0s, 1.0.1 anterior a 1.0.1n, y 1.0.2 anterior a 1.0.2b, cuando utilizado para un cliente multi-hilo, permite a atacantes remotos causar una denegación de servicio (liberación doble y caída de aplicación) o posiblemente tener otro impacto no especificado mediante la provisión de un NewSessionTicket durante un intento de reutilizar un ticket que se había conseguido anteriormente.
A race condition was found in the session handling code of OpenSSL. This issue could possibly cause a multi-threaded TLS/SSL client using OpenSSL to double free session ticket data and crash.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Authentication
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
- 2015-02-17 CVE Reserved
- 2015-06-11 CVE Published
- 2024-05-19 EPSS Updated
- 2024-08-06 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CAPEC
References (52)
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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 |
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | <= 0.9.8zf Search vendor "Openssl" for product "Openssl" and version " <= 0.9.8zf" | - |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.0 Search vendor "Openssl" for product "Openssl" and version "1.0.0" | - |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.0 Search vendor "Openssl" for product "Openssl" and version "1.0.0" | beta1 |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.0 Search vendor "Openssl" for product "Openssl" and version "1.0.0" | beta2 |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.0 Search vendor "Openssl" for product "Openssl" and version "1.0.0" | beta3 |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.0 Search vendor "Openssl" for product "Openssl" and version "1.0.0" | beta4 |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.0 Search vendor "Openssl" for product "Openssl" and version "1.0.0" | beta5 |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.0a Search vendor "Openssl" for product "Openssl" and version "1.0.0a" | - |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.0b Search vendor "Openssl" for product "Openssl" and version "1.0.0b" | - |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.0c Search vendor "Openssl" for product "Openssl" and version "1.0.0c" | - |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.0d Search vendor "Openssl" for product "Openssl" and version "1.0.0d" | - |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.0e Search vendor "Openssl" for product "Openssl" and version "1.0.0e" | - |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.0f Search vendor "Openssl" for product "Openssl" and version "1.0.0f" | - |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.0g Search vendor "Openssl" for product "Openssl" and version "1.0.0g" | - |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.0h Search vendor "Openssl" for product "Openssl" and version "1.0.0h" | - |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.0i Search vendor "Openssl" for product "Openssl" and version "1.0.0i" | - |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.0j Search vendor "Openssl" for product "Openssl" and version "1.0.0j" | - |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.0k Search vendor "Openssl" for product "Openssl" and version "1.0.0k" | - |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.0l Search vendor "Openssl" for product "Openssl" and version "1.0.0l" | - |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.0m Search vendor "Openssl" for product "Openssl" and version "1.0.0m" | - |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.0n Search vendor "Openssl" for product "Openssl" and version "1.0.0n" | - |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.0o Search vendor "Openssl" for product "Openssl" and version "1.0.0o" | - |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.0p Search vendor "Openssl" for product "Openssl" and version "1.0.0p" | - |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.0q Search vendor "Openssl" for product "Openssl" and version "1.0.0q" | - |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.0r Search vendor "Openssl" for product "Openssl" and version "1.0.0r" | - |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.1 Search vendor "Openssl" for product "Openssl" and version "1.0.1" | - |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.1 Search vendor "Openssl" for product "Openssl" and version "1.0.1" | beta1 |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.1 Search vendor "Openssl" for product "Openssl" and version "1.0.1" | beta2 |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.1 Search vendor "Openssl" for product "Openssl" and version "1.0.1" | beta3 |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.1a Search vendor "Openssl" for product "Openssl" and version "1.0.1a" | - |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.1b Search vendor "Openssl" for product "Openssl" and version "1.0.1b" | - |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.1c Search vendor "Openssl" for product "Openssl" and version "1.0.1c" | - |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.1d Search vendor "Openssl" for product "Openssl" and version "1.0.1d" | - |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.1e Search vendor "Openssl" for product "Openssl" and version "1.0.1e" | - |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.1f Search vendor "Openssl" for product "Openssl" and version "1.0.1f" | - |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.1g Search vendor "Openssl" for product "Openssl" and version "1.0.1g" | - |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.1h Search vendor "Openssl" for product "Openssl" and version "1.0.1h" | - |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.1i Search vendor "Openssl" for product "Openssl" and version "1.0.1i" | - |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.1j Search vendor "Openssl" for product "Openssl" and version "1.0.1j" | - |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.1k Search vendor "Openssl" for product "Openssl" and version "1.0.1k" | - |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.1l Search vendor "Openssl" for product "Openssl" and version "1.0.1l" | - |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.1m Search vendor "Openssl" for product "Openssl" and version "1.0.1m" | - |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.2 Search vendor "Openssl" for product "Openssl" and version "1.0.2" | - |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.2 Search vendor "Openssl" for product "Openssl" and version "1.0.2" | beta1 |
Affected
| ||||||
| Openssl Search vendor "Openssl" | Openssl Search vendor "Openssl" for product "Openssl" | 1.0.2a Search vendor "Openssl" for product "Openssl" and version "1.0.2a" | - |
Affected
| ||||||