CVE-2019-12827

MEDIUMNVD 6.56.5—Elevated

6.5

Buffer overflow in res_pjsip_messaging in Digium Asterisk versions 13.21-cert3, 13.27.0, 15.7.2, 16.4.0 and earlier allows remote authenticated users to crash Asterisk by sending a specially crafted SIP MESSAGE message.

CVSS v3: 6.5
EG Score: 6.5(medium)
EPSS: 95.4%
KEV: Not listed

Published

July 12, 2019

Last Modified

November 21, 2024

References (4)

cve@mitrehttp://downloads.digium.com/pub/security/AST-2019-002.html
cve@mitrehttps://issues.asterisk.org/jira/browse/ASTERISK-28447
af854a3a-2127-422b-91ae-364da2661108http://downloads.digium.com/pub/security/AST-2019-002.html
af854a3a-2127-422b-91ae-364da2661108https://issues.asterisk.org/jira/browse/ASTERISK-28447

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 13× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-05 22:45 UTCepss_batch
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2026-06-05 06:08 UTCepss_batch
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2026-06-04 13:10 UTCepss_batch
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2026-06-02 20:11 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
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2026-05-31 22:29 UTCepss_batch
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2026-05-29 13:42 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 17:25 UTCEG score recompute
2026-05-27 17:25 UTCGHSA enrichment
2026-05-27 13:38 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch

Frequently asked(5)

What is CVE-2019-12827?

CVE-2019-12827 is a medium vulnerability published on July 12, 2019. Buffer overflow in respjsipmessaging in Digium Asterisk versions 13.21-cert3, 13.27.0, 15.7.2, 16.4.0 and earlier allows remote authenticated users to crash Asterisk by sending a specially crafted SIP MESSAGE message.

When was CVE-2019-12827 disclosed?

CVE-2019-12827 was first published in the National Vulnerability Database on July 12, 2019, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2019-12827 actively exploited?

CVE-2019-12827 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 95.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2019-12827?

CVE-2019-12827 has a CVSS v3 base score of 6.5 (NVD).

How do I remediate CVE-2019-12827?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2019-12827, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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CVE-2019-12827

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(2)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2019-12827?

🔗 Related CVEs(same CWE)

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Published

Last Modified

References (4)

Frequently asked(5)

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