CVE-2014-8415 - Vulnerability Details - OpenCVE

Description

Race condition in the chan_pjsip channel driver in Asterisk Open Source 12.x before 12.7.1 and 13.x before 13.0.1 allows remote attackers to cause a denial of service (assertion failure and crash) via a cancel request for a SIP session with a queued action to (1) answer a session or (2) send ringing.

Published: 2014-11-24

Score: 5.0 Medium

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

OR	cpe:2.3:a:digium:asterisk::::::::
	cpe:2.3:a:digium:asterisk::::::::

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2014-8252	Race condition in the chan_pjsip channel driver in Asterisk Open Source 12.x before 12.7.1 and 13.x before 13.0.1 allows remote attackers to cause a denial of service (assertion failure and crash) via a cancel request for a SIP session with a queued action to (1) answer a session or (2) send ringing.

No CVSS v4.0

No CVSS v3.1

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.0091.

Key SSVC decision points have not yet been added.

References

Link	Providers
http://downloads.asterisk.org/pub/security/AST-2014-015.html

History

No history.

Subscriptions

Digium Asterisk

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2014-11-24T15:00:00.000Z

Updated: 2024-08-06T13:18:48.176Z

Reserved: 2014-10-22T00:00:00.000Z

Link: CVE-2014-8415

Vulnrichment

No data.

NVD

Status : Modified

Published: 2014-11-24T15:59:07.327

Modified: 2026-05-06T22:30:45.220

Link: CVE-2014-8415

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-20

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2014-11-20T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "Race condition in the chan_pjsip channel driver in Asterisk Open Source 12.x before 12.7.1 and 13.x before 13.0.1 allows remote attackers to cause a denial of service (assertion failure and crash) via a cancel request for a SIP session with a queued action to (1) answer a session or (2) send ringing."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2014-11-24T13:57:00.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "http://downloads.asterisk.org/pub/security/AST-2014-015.html"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2014-8415", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Race condition in the chan_pjsip channel driver in Asterisk Open Source 12.x before 12.7.1 and 13.x before 13.0.1 allows remote attackers to cause a denial of service (assertion failure and crash) via a cancel request for a SIP session with a queued action to (1) answer a session or (2) send ringing."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "http://downloads.asterisk.org/pub/security/AST-2014-015.html", "refsource": "CONFIRM", "url": "http://downloads.asterisk.org/pub/security/AST-2014-015.html"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-06T13:18:48.176Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "http://downloads.asterisk.org/pub/security/AST-2014-015.html"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2014-8415", "datePublished": "2014-11-24T15:00:00.000Z", "dateReserved": "2014-10-22T00:00:00.000Z", "dateUpdated": "2024-08-06T13:18:48.176Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:digium:asterisk:*:*:*:*:*:*:*:*", "matchCriteriaId": "F21F0B73-A30F-4673-B3A8-D9F456FFCEF2", "versionEndExcluding": "12.7.1", "versionStartIncluding": "12.0.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:digium:asterisk:*:*:*:*:*:*:*:*", "matchCriteriaId": "0C83CD93-7CBA-4FF0-B29E-A509F4A3D5E2", "versionEndExcluding": "13.0.1", "versionStartIncluding": "13.0.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Race condition in the chan_pjsip channel driver in Asterisk Open Source 12.x before 12.7.1 and 13.x before 13.0.1 allows remote attackers to cause a denial of service (assertion failure and crash) via a cancel request for a SIP session with a queued action to (1) answer a session or (2) send ringing."}, {"lang": "es", "value": "Condici\u00f3n de carrera en el controlador de canales chan_pjsip en Asterisk Open Source 12.x anterior a 12.7.1 y 13.x anterior a 13.0.1 permite a atacantes remotos causar una denegaci\u00f3n de servicio (fallo de aserci\u00f3n y ca\u00edda) a trav\u00e9s de una solicitud cancel para una sesi\u00f3n SIP con una acci\u00f3n en cola para (1) responder a una sesi\u00f3n o (2) enviar tonos de llamada."}], "id": "CVE-2014-8415", "lastModified": "2026-05-06T22:30:45.220", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2014-11-24T15:59:07.327", "references": [{"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://downloads.asterisk.org/pub/security/AST-2014-015.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://downloads.asterisk.org/pub/security/AST-2014-015.html"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}