Security readout for executives and security teams
CVE-2022-37325 is a denial-of-service issue in Sangoma Asterisk. A malformed inbound H.323 setup message can crash the service, disrupting voice communications. The issue is remotely reachable and does not require authentication, but the sources do not show confirmed active exploitation. Highest exposure is Asterisk systems running affected versions with the ooh323/H.323 channel driver enabled and reachable by untrusted networks. Systems not using H.323 are likely less exposed, but should still be inventoried against vendor guidance. Prioritize remediation for internet-facing or partner-facing Asterisk deployments using H.323. The main business risk is voice-service outage. Treat as high priority for communications-critical environments, especially where downtime affects customers, call centers, or emergency workflows. Mitigation focus: Review Sangoma advisory AST-2022-007 for supported fixed versions or configuration guidance.; Apply relevant Asterisk updates from Sangoma or your Linux distribution.; For Debian systems, apply DSA-5358 or DLA-3335-1 updates as applicable..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
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Open ATT&CK lookupCVE-2022-37325 mapping review
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Open ATT&CK lookup- Severity
- High
- CVSS
- 7.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CNA and ADP enrichment extracted from CVE v5
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SSVC decision data
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H3.93.6CISA-ADPVulnerability scoring details
Base CVSS 3.1 score
7.5HighVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Vulnerability timeline
Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.
- CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
- CVE publishedCVE Program
The CVE record was published.
- CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
ADP provider summaries
Source materials
- CVE List V5 sourceCVE List V5
- https://downloads.asterisk.org/pub/security/AST-2022-007.htmlCVE reference, mitre
- [debian-lts-announce] 20230222 [SECURITY] [DLA 3335-1] asterisk security updateCVE reference, mitre · mailing-list
- DSA-5358CVE reference, mitre · vendor-advisory
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Out-of-bounds Write
Out-of-bounds Write represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.