How severe is CVE-2017-7617?

CVE-2017-7617 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-7617 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-7617?

CVE-2017-7617 primarily affects Digium Asterisk. In total, 61 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-7617?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2017-7617 published?

CVE-2017-7617 was published on 2017-04-10 and last updated on 2026-06-17.

CVE-2017-7617

CVE-2017-7617 is a high-severity vulnerability in Digium Asterisk with a CVSS 3.x base score of 8.8. 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-119.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.5
EPSS exploit prediction: 6% (93rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Digium Asterisk
Published: 2017-04-10
Last modified: 2026-06-17

Description

Remote code execution can occur in Asterisk Open Source 13.x before 13.14.1 and 14.x before 14.3.1 and Certified Asterisk 13.13 before 13.13-cert3 because of a buffer overflow in a CDR user field, related to X-ClientCode in chan_sip, the CDR dialplan function, and the AMI Monitor action.

Frequently asked questions

What is CVE-2017-7617?: Remote code execution can occur in Asterisk Open Source 13.x before 13.14.1 and 14.x before 14.3.1 and Certified Asterisk 13.13 before 13.13-cert3 because of a buffer overflow in a CDR user field, related to X-ClientCode in chan_sip, the CDR dialplan function, and the AMI Monitor action.
How severe is CVE-2017-7617?: CVE-2017-7617 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-7617 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-7617?: CVE-2017-7617 primarily affects Digium Asterisk. In total, 61 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-7617?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2017-7617 published?: CVE-2017-7617 was published on 2017-04-10 and last updated on 2026-06-17.

References

Affected products (61)

cpe:2.3:a:digium:asterisk:13.0.0:*:*:*:lts:*:*:*
cpe:2.3:a:digium:asterisk:13.0.0:beta1:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:13.0.0:beta2:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:13.0.0:beta3:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:13.0.1:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:13.0.2:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:13.1.0:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:13.1.0:rc1:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:13.1.0:rc2:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:13.1.1:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:13.2.0:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:13.2.0:rc1:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:13.2.1:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:13.3.0:rc1:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:13.3.2:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:13.4.0:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:13.4.0:rc1:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:13.5.0:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:13.5.0:rc1:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:13.6.0:rc1:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:13.7.0:rc1:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:13.7.0:rc2:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:13.7.1:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:13.7.2:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:13.8.0:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:13.8.0:rc1:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:13.8.1:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:13.8.2:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:13.9.0:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:13.9.1:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:13.10.0:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:13.10.0:rc1:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:13.11.0:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:13.11.1:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:13.11.2:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:13.12:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:13.12.0:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:13.12.1:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:13.12.2:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:13.13:*:*:*:*:*:*:*

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