CVE-2017-16672

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Summary

CVECVE-2017-16672
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2017-11-09 00:29:00 UTC
Updated2025-04-20 01:37:25 UTC
DescriptionAn issue was discovered in Asterisk Open Source 13 before 13.18.1, 14 before 14.7.1, and 15 before 15.1.1 and Certified Asterisk 13.13 before 13.13-cert7. A memory leak occurs when an Asterisk pjsip session object is created and that call gets rejected before the session itself is fully established. When this happens the session object never gets destroyed. Eventually Asterisk can run out of memory and crash.

Risk And Classification

Primary CVSS: v3.0 5.9 MEDIUM from [email protected]

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

Problem Types: CWE-772 | n/a

VersionSourceTypeScoreSeverityVector
3.0[email protected]Primary5.9MEDIUMCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
2.0[email protected]Primary4.3AV:N/AC:M/Au:N/C:N/I:N/A:P

CVSS v3.0 Breakdown

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

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

CVSS v2.0 Breakdown

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

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Digium Asterisk All All All All

Vendor Declared Affected Products

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

References

ReferenceSourceLinkTags
Asterisk: Multiple vulnerabilities (GLSA 201811-11) — Gentoo security af854a3a-2127-422b-91ae-364da2661108 security.gentoo.org
Multiple Asterisk Products Information Disclosure Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Third Party Advisory, VDB Entry
AST-2017-011 af854a3a-2127-422b-91ae-364da2661108 downloads.digium.com Vendor Advisory
[ASTERISK-27345] res_pjsip_session: RTP instances leak on 488 responses. - Digium/Asterisk JIRA af854a3a-2127-422b-91ae-364da2661108 issues.asterisk.org Vendor Advisory
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

Legacy QID Mappings

  • 710292 Gentoo Linux Asterisk Multiple Vulnerabilities (GLSA 201811-11)
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