Security readout for executives and security teams
Plain-English summary
CVE-2020-7034 is a command injection flaw in Avaya Session Border Controller for Enterprise. A highly privileged authenticated remote attacker could make the device run arbitrary system commands, risking full confidentiality, integrity, and availability impact on an affected voice-security gateway.
Executive priority
Prioritize remediation for production Avaya SBC systems because compromise could affect voice perimeter security and service availability. Treat as high priority, especially where administrative access is broadly reachable or shared.
Technical view
The issue is CWE-78 command injection in Avaya Session Border Controller for Enterprise 7.x and 8.0 through 8.1.1.x. CVSS 3.1 is 7.2, with network access, low attack complexity, high privileges required, no user interaction, unchanged scope, and high C/I/A impact.
Likely exposure
Organizations running Avaya Session Border Controller for Enterprise 7.x, 8.0, or 8.1.1.x-era builds are potentially exposed. Practical exposure depends on whether authenticated remote high-privilege users can reach the affected message handling path.
Exploitation context
The provided sources do not show CISA KEV inclusion or active exploitation evidence. The high privilege requirement reduces opportunistic risk, but successful exploitation could still be severe because command execution occurs with affected system privileges.
Researcher notes
Evidence is limited to the CVE record and Avaya reference in the source bundle. The bundle names command injection and affected version families, but does not provide vulnerable endpoint details, exploit status, or explicit fixed versions.
Mitigation direction
- Identify all Avaya Session Border Controller for Enterprise deployments and versions.
- Review Avaya advisory 101075451 for supported fixes or upgrade guidance.
- Restrict administrative and authenticated remote access to trusted networks and users.
- Remove stale privileged accounts and enforce strong authentication for administrators.
- Monitor device logs for unusual privileged actions or unexpected system command behavior.
Validation and detection
- Confirm whether deployed versions match 7.x, 8.0, or 8.1.1.x affected ranges.
- Check asset inventory for internet-reachable or broadly reachable Avaya SBC management paths.
- Verify all privileged accounts are current, necessary, and assigned to accountable owners.
- Review recent administrative logs for unexpected configuration or system-level activity.
- Document remediation status against Avaya advisory guidance.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-78: Command execution behavior lookup
Command injection weaknesses can lead defenders to review execution techniques and command interpreter telemetry. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupExecution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2020-7034 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- High
- CVSS
- 7.2 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
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:H/UI:N/S:U/C:H/I:H/A:H1.25.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7.2HighVector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://downloads.avaya.com/css/P8/documents/101075451CVE reference · x_refsource_CONFIRM
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.