CVE-2017-17090

Summary

CVECVE-2017-17090
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2017-12-02 00:29:00 UTC
Updated2025-04-20 01:37:25 UTC
DescriptionAn issue was discovered in chan_skinny.c in Asterisk Open Source 13.18.2 and older, 14.7.2 and older, and 15.1.2 and older, and Certified Asterisk 13.13-cert7 and older. If the chan_skinny (aka SCCP protocol) channel driver is flooded with certain requests, it can cause the asterisk process to use excessive amounts of virtual memory, eventually causing asterisk to stop processing requests of any kind.

Risk And Classification

Primary CVSS: v3.0 7.5 HIGH from [email protected]

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS: 0.805820000 probability, percentile 0.991510000 (date 2026-05-14)

Problem Types: CWE-459 | n/a


VersionSourceTypeScoreSeverityVector
3.0[email protected]Primary7.5HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
2.0[email protected]Primary5AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS v3.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Partial

AV:N/AC:L/Au:N/C:N/I:N/A:P

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Digium Asterisk All All All All
Application Digium Asterisk All All All All
Application Digium Asterisk All All All All
Application Digium Certified Asterisk 13.13 cert1 All All
Application Digium Certified Asterisk 13.13 cert1_rc1 All All
Application Digium Certified Asterisk 13.13 cert1_rc2 All All
Application Digium Certified Asterisk 13.13 cert1_rc3 All All
Application Digium Certified Asterisk 13.13 cert1_rc4 All All
Application Digium Certified Asterisk 13.13 cert2 All All
Application Digium Certified Asterisk 13.13 cert3 All All
Application Digium Certified Asterisk 13.13 cert4 All All
Application Digium Certified Asterisk 13.13 cert5 All All
Application Digium Certified Asterisk 13.13 cert6 All All
Application Digium Certified Asterisk 13.13 cert7 All All
Application Digium Certified Asterisk All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
Asterisk chan_skinny Driver Bug Lets Remote Users Consume Excessive Memory Resources - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com
AST-2017-013 af854a3a-2127-422b-91ae-364da2661108 downloads.digium.com Vendor Advisory
[SECURITY] [DLA 1225-1] asterisk security update af854a3a-2127-422b-91ae-364da2661108 lists.debian.org
Asterisk 13.17.2 - 'chan_skinny' Remote Memory Corruption af854a3a-2127-422b-91ae-364da2661108 www.exploit-db.com
[ASTERISK-27452] Security: chan_skinny: Memory exhaustion if flooded with unauthenticated requests - Digium/Asterisk JIRA af854a3a-2127-422b-91ae-364da2661108 issues.asterisk.org Issue Tracking, Vendor Advisory
Asterisk 'chan_skinny' Remote Denial of Service Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Third Party Advisory, VDB Entry
Debian -- Security Information -- DSA-4076-1 asterisk af854a3a-2127-422b-91ae-364da2661108 www.debian.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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