Vulnerability-Lookup

CERTA-2010-AVI-093

Vulnerability from certfr_avis - Published: 2010-03-01 - Updated: 2010-04-07

Une vulnérabilité dans Asterisk permet de contourner la politique de sécurité.

Description

L'utilisation de la notation CIDR « /0 » dans la configuration des règles d'accès peut produire des résultats erratiques. La conséquence est de donner potentiellement l'accès à des hôtes normalement non autorisés.

Solution

Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).

Asterisk versions 1.6.x.

Impacted products

	Vendor	Product	Description

References

Title

Publication Time

CVE-2010-1224 (GCVE-0-2010-1224)

Vulnerability from cvelistv5 – Published: 2010-04-01 21:00 – Updated: 2024-08-07 01:14

Summary

main/acl.c in Asterisk Open Source 1.6.0.x before 1.6.0.25, 1.6.1.x before 1.6.1.17, and 1.6.2.x before 1.6.2.5 does not properly enforce remote host access controls when CIDR notation "/0" is used in permit= and deny= configuration rules, which causes an improper arithmetic shift and might allow remote attackers to bypass ACL rules and access services from unauthorized hosts.

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

URL

Tags

	http://www.securityfocus.com/archive/1/509757/100…	mailing-listx_refsource_BUGTRAQ
	http://downloads.asterisk.org/pub/security/AST-20…	x_refsource_CONFIRM
	http://downloads.asterisk.org/pub/security/AST-20…	x_refsource_CONFIRM
	http://secunia.com/advisories/39096	third-party-advisoryx_refsource_SECUNIA
	http://lists.fedoraproject.org/pipermail/package-…	vendor-advisoryx_refsource_FEDORA
	http://downloads.asterisk.org/pub/security/AST-20…	x_refsource_CONFIRM
	http://www.vupen.com/english/advisories/2010/0475	vdb-entryx_refsource_VUPEN
	http://downloads.asterisk.org/pub/security/AST-20…	x_refsource_CONFIRM
	http://osvdb.org/62588	vdb-entryx_refsource_OSVDB
	https://exchange.xforce.ibmcloud.com/vulnerabilit…	vdb-entryx_refsource_XF
	http://www.securityfocus.com/bid/38424	vdb-entryx_refsource_BID
	http://secunia.com/advisories/38752	third-party-advisoryx_refsource_SECUNIA

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

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