CVE-2011-1951
Severity Score
4.3
*CVSS v2
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
lib/logmatcher.c in Balabit syslog-ng before 3.2.4, when the global flag is set and when using PCRE 8.12 and possibly other versions, allows remote attackers to cause a denial of service (memory consumption) via a message that does not match a regular expression.
lib/logmatcher.c en Balabit syslog-ng anterior a v3.2.4, cuando la bandera global está habilitada y cuando usa PCRE v8.12 y posiblemente otras versiones, permite a atacantes remotos provocar una denegación de servicio(consumo de memoria) a través de un mensaje que no coincide con una expresión regular.
*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
- 2011-05-09 CVE Reserved
- 2011-07-11 CVE Published
- 2023-03-07 EPSS Updated
- 2024-08-06 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-399: Resource Management Errors
CAPEC
References (6)
| URL | Tag | Source |
|---|---|---|
| http://git.balabit.hu/?p=bazsi/syslog-ng-3.2.git%3Ba=commit%3Bh=09710c0b105e579d35c7b5f6c66d1ea5e3a3d3ff | X_refsource_confirm | |
| http://secunia.com/advisories/45122 | Third Party Advisory | |
| http://www.securityfocus.com/bid/47800 | Third Party Advisory |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| http://www.openwall.com/lists/oss-security/2011/05/26/1 | 2023-02-13 | |
| https://bugzilla.redhat.com/show_bug.cgi?id=709088 | 2023-02-13 |
| URL | Date | SRC |
|---|---|---|
| http://lists.fedoraproject.org/pipermail/package-announce/2011-June/062107.html | 2023-02-13 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Oneidentity Search vendor "Oneidentity" | Syslog-ng Search vendor "Oneidentity" for product "Syslog-ng" | < 3.2.4 Search vendor "Oneidentity" for product "Syslog-ng" and version " < 3.2.4" | - |
Affected
| in | Pcre Search vendor "Pcre" | Pcre Search vendor "Pcre" for product "Pcre" | 8.12 Search vendor "Pcre" for product "Pcre" and version "8.12" | - |
Safe
|