How severe is CVE-2014-8415?

CVE-2014-8415 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2014-8415 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-8415?

CVE-2014-8415 affects Digium Asterisk. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2014-8415?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2014-8415 published?

CVE-2014-8415 was published on 2014-11-24 and last updated on 2026-06-17.

CVE-2014-8415

CVE-2014-8415 is a medium-severity vulnerability in Digium Asterisk with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 3% (86th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Digium Asterisk
Published: 2014-11-24
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2014-8415?: 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.
How severe is CVE-2014-8415?: CVE-2014-8415 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2014-8415 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-8415?: CVE-2014-8415 affects Digium Asterisk. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2014-8415?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2014-8415 published?: CVE-2014-8415 was published on 2014-11-24 and last updated on 2026-06-17.

References

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

Affected products (1)

cpe:2.3:a:digium:asterisk:*:*:*:*:*:*:*:*

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