How severe is CVE-2022-45473?

CVE-2022-45473 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2022-45473 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-45473?

CVE-2022-45473 affects Drachtio Drachtio-server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-45473?

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

When was CVE-2022-45473 published?

CVE-2022-45473 was published on 2022-11-18 and last updated on 2026-06-17.

CVE-2022-45473

CVE-2022-45473 is a medium-severity vulnerability in Drachtio Drachtio-server with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (20th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Drachtio Drachtio-server
Published: 2022-11-18
Last modified: 2026-06-17

Description

In drachtio-server 0.8.18, /var/log/drachtio has mode 0777 and drachtio.log has mode 0666.

Frequently asked questions

What is CVE-2022-45473?: In drachtio-server 0.8.18, /var/log/drachtio has mode 0777 and drachtio.log has mode 0666.
How severe is CVE-2022-45473?: CVE-2022-45473 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2022-45473 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-45473?: CVE-2022-45473 affects Drachtio Drachtio-server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-45473?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-45473 published?: CVE-2022-45473 was published on 2022-11-18 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:drachtio:drachtio-server:0.8.18:*:*:*:*:*:*:*

More vulnerabilities in Drachtio Drachtio-server

CVE-2022-45474 — Critical (CVSS 9.8): drachtio-server 0.8.18 has a request-handler.cpp event_cb use-after-free for any request.
CVE-2022-45909 — Critical (CVSS 9.1): drachtio-server before 0.8.19 has a heap-based buffer over-read via a long Request-URI in an INVITE request.
CVE-2022-47517 — High (CVSS 7.5): An issue was discovered in the libsofia-sip fork in drachtio-server before 0.8.19. It allows remote attackers to cause…
CVE-2022-47516 — High (CVSS 7.5): An issue was discovered in the libsofia-sip fork in drachtio-server before 0.8.20. It allows remote attackers to cause…
CVE-2022-47515 — High (CVSS 7.5): An issue was discovered in drachtio-server before 0.8.20. It allows remote attackers to cause a denial of service…

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