CVE-2011-4305

Severity Score

6.5

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

message/refresh.php in Moodle 1.9.x before 1.9.14 allows remote authenticated users to cause a denial of service (infinite request loop) via a URL that specifies a zero wait time for message refreshing.

message/refresh.php en Moodle v1.9.x antes de v1.9.14 permite a usuarios remotos autenticados provocar una denegación de servicio (bucle infinito de peticiones) a través de una dirección URL que especifica un tiempo de espera cero para el refresco de mensajes.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

Single

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2011-11-04 CVE Reserved
2012-07-11 CVE Published
2024-08-07 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-189: Numeric Errors

CAPEC

References (3)

URL	Tag	Source
http://git.moodle.org/gw?p=moodle.git%3Ba=commit%3Bh=97f258fabb3ebfa7acc7c02cb59de92b01710f99	X_refsource_confirm

URL	Date	SRC

URL	Date	SRC
http://moodle.org/mod/forum/discuss.php?d=188318	2023-02-13
https://bugzilla.redhat.com/show_bug.cgi?id=747444	2023-02-13

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				1.9.1 Search vendor "Moodle" for product "Moodle" and version "1.9.1"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				1.9.2 Search vendor "Moodle" for product "Moodle" and version "1.9.2"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				1.9.3 Search vendor "Moodle" for product "Moodle" and version "1.9.3"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				1.9.4 Search vendor "Moodle" for product "Moodle" and version "1.9.4"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				1.9.5 Search vendor "Moodle" for product "Moodle" and version "1.9.5"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				1.9.6 Search vendor "Moodle" for product "Moodle" and version "1.9.6"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				1.9.7 Search vendor "Moodle" for product "Moodle" and version "1.9.7"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				1.9.8 Search vendor "Moodle" for product "Moodle" and version "1.9.8"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				1.9.9 Search vendor "Moodle" for product "Moodle" and version "1.9.9"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				1.9.10 Search vendor "Moodle" for product "Moodle" and version "1.9.10"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				1.9.11 Search vendor "Moodle" for product "Moodle" and version "1.9.11"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				1.9.12 Search vendor "Moodle" for product "Moodle" and version "1.9.12"		-		Affected
Moodle Search vendor "Moodle"		Moodle Search vendor "Moodle" for product "Moodle"				1.9.13 Search vendor "Moodle" for product "Moodle" and version "1.9.13"		-		Affected