What’s Vulnerable › Vulnerabilities

CVE-2022-47515

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-12-18 · updated 2026-06-17
• Weakness: CWE-170

Description

An issue was discovered in drachtio-server before 0.8.20. It allows remote attackers to cause a denial of service (daemon crash) via a long message in a TCP request that leads to std::length_error.

Affected products

• Drachtio-Server: before 0.8.20 — fixed in 0.8.20

How to fix

Upgrade to a fixed version: Drachtio-Server 0.8.20. Check the vendor advisory for mitigations.

References

• https://github.com/drachtio/drachtio-server/commit/4cf9fe2c420b86c16442215d449d40be777c1911
• https://github.com/drachtio/drachtio-server/issues/245
• https://github.com/drachtio/drachtio-server/commit/4cf9fe2c420b86c16442215d449d40be777c1911
• https://github.com/drachtio/drachtio-server/issues/245

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