CVE-2011-4609

glibc: svc_run() produces high cpu usage when accept() fails with EMFILE error

Severity Score

5.0

*CVSS v2

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

The svc_run function in the RPC implementation in glibc before 2.15 allows remote attackers to cause a denial of service (CPU consumption) via a large number of RPC connections.

La función svc_run en la implementación RPC en glibc anterior a v2.15 que permite a atacantes remotos causar una denegación de servicios (consumo de CPU) a través de una gran número de conexiones RPC.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

Attack Vector

Adjacent

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2011-11-29 CVE Reserved
2012-01-24 CVE Published
2024-03-22 EPSS Updated
2024-08-07 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-399: Resource Management Errors

CAPEC

References (2)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://bugzilla.redhat.com/show_bug.cgi?id=767299	2012-02-13
https://access.redhat.com/security/cve/CVE-2011-4609	2012-02-13

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Gnu Search vendor "Gnu"		Glibc Search vendor "Gnu" for product "Glibc"				<= 2.14 Search vendor "Gnu" for product "Glibc" and version " <= 2.14"		-		Affected
Gnu Search vendor "Gnu"		Glibc Search vendor "Gnu" for product "Glibc"				2.0 Search vendor "Gnu" for product "Glibc" and version "2.0"		-		Affected
Gnu Search vendor "Gnu"		Glibc Search vendor "Gnu" for product "Glibc"				2.0.1 Search vendor "Gnu" for product "Glibc" and version "2.0.1"		-		Affected
Gnu Search vendor "Gnu"		Glibc Search vendor "Gnu" for product "Glibc"				2.0.2 Search vendor "Gnu" for product "Glibc" and version "2.0.2"		-		Affected
Gnu Search vendor "Gnu"		Glibc Search vendor "Gnu" for product "Glibc"				2.0.3 Search vendor "Gnu" for product "Glibc" and version "2.0.3"		-		Affected
Gnu Search vendor "Gnu"		Glibc Search vendor "Gnu" for product "Glibc"				2.0.4 Search vendor "Gnu" for product "Glibc" and version "2.0.4"		-		Affected
Gnu Search vendor "Gnu"		Glibc Search vendor "Gnu" for product "Glibc"				2.0.5 Search vendor "Gnu" for product "Glibc" and version "2.0.5"		-		Affected
Gnu Search vendor "Gnu"		Glibc Search vendor "Gnu" for product "Glibc"				2.0.6 Search vendor "Gnu" for product "Glibc" and version "2.0.6"		-		Affected
Gnu Search vendor "Gnu"		Glibc Search vendor "Gnu" for product "Glibc"				2.1 Search vendor "Gnu" for product "Glibc" and version "2.1"		-		Affected
Gnu Search vendor "Gnu"		Glibc Search vendor "Gnu" for product "Glibc"				2.1.1 Search vendor "Gnu" for product "Glibc" and version "2.1.1"		-		Affected
Gnu Search vendor "Gnu"		Glibc Search vendor "Gnu" for product "Glibc"				2.1.1.6 Search vendor "Gnu" for product "Glibc" and version "2.1.1.6"		-		Affected
Gnu Search vendor "Gnu"		Glibc Search vendor "Gnu" for product "Glibc"				2.1.2 Search vendor "Gnu" for product "Glibc" and version "2.1.2"		-		Affected
Gnu Search vendor "Gnu"		Glibc Search vendor "Gnu" for product "Glibc"				2.1.3 Search vendor "Gnu" for product "Glibc" and version "2.1.3"		-		Affected
Gnu Search vendor "Gnu"		Glibc Search vendor "Gnu" for product "Glibc"				2.1.9 Search vendor "Gnu" for product "Glibc" and version "2.1.9"		-		Affected
Gnu Search vendor "Gnu"		Glibc Search vendor "Gnu" for product "Glibc"				2.13 Search vendor "Gnu" for product "Glibc" and version "2.13"		-		Affected