Security readout for executives and security teams
Plain-English summary
An authenticated remote user could view parts of the Cisco SPA100 web management interface and obtain administrative credentials. That could let a lower-privileged user become an administrator on the same device. The business concern is control of voice adapter infrastructure, not broad unauthenticated compromise.
Executive priority
Handle as a targeted infrastructure hygiene issue. It is not presented as actively exploited, but credential disclosure can turn limited access into device administration, so exposed or shared-management ATA deployments should be prioritized.
Technical view
CVE-2019-12708 is a CWE-200 information disclosure flaw caused by unsafe handling of credentials in the web-based management interface. CVSS 3.0 is 6.5, with network access, low attack complexity, low privileges required, no user interaction, and high confidentiality impact.
Likely exposure
Exposure is limited to affected Cisco SPA100 Series Analog Telephone Adapters, with the bundle specifically listing Cisco SPA112 2-Port Phone Adapter. Risk rises where the web management interface is reachable by users beyond trusted administrators.
Exploitation context
The provided sources do not report active exploitation, and the CVE is not listed as KEV in the bundle. Exploitation requires authenticated remote access and viewing portions of the management interface; no unauthenticated path is described.
Researcher notes
Evidence supports authenticated information disclosure of administrative credentials through the web interface. The bundle does not provide affected version ranges, exploit telemetry, or patch details. Avoid expanding scope beyond Cisco SPA100 Series and the specifically listed SPA112 without vendor confirmation.
Mitigation direction
- Review Cisco advisory for fixed software or official mitigation guidance.
- Restrict web management access to trusted administrative networks and accounts.
- Remove unnecessary user access to ATA management interfaces.
- Rotate administrative credentials if lower-privileged users may have accessed them.
- Retire or isolate affected devices that cannot be remediated.
Validation and detection
- Inventory Cisco SPA100 Series ATAs, especially listed SPA112 devices.
- Confirm whether the web management interface is reachable remotely.
- Review account roles with access to the management interface.
- Check device firmware and status against Cisco advisory guidance.
- Look for unexpected administrative logins or configuration changes.
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-200: Information exposure and cloud metadata lookup
Information exposure and SSRF weaknesses can make discovery, cloud metadata, and credential material review relevant. 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 lookupCVE-2019-12708 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
- Medium
- CVSS
- 6.5 (3.0)
- Known Exploited
- No
- Published
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
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:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N2.83.6Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
6.5MediumVector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Source materials
- CVE List V5 sourceCVE List V5
- 20191016 Cisco SPA100 Series Analog Telephone Adapters Administrative Credentials Information Disclosure VulnerabilityCVE reference · vendor-advisory, x_refsource_CISCO
- https://www.tenable.com/security/research/tra-2019-44CVE reference · x_refsource_MISC
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.
Exposure of Sensitive Information to an Unauthorized Actor
Exposure of Sensitive Information to an Unauthorized Actor represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.