Security readout for executives and security teams
Plain-English summary
This issue can expose iDS6 DSSPro digital signage passwords when users authenticate over unencrypted HTTP. A nearby network attacker could capture credentials from cookies and potentially access signage management functions. Public exploit information exists, but the provided sources do not show active exploitation or CISA KEV listing.
Executive priority
Treat as high priority if DSSPro manages visible or operational signage and administrators access it over shared networks. Prioritize containment and credential rotation where HTTP use is confirmed.
Technical view
CVE-2020-36917 is a CWE-319 cleartext transmission flaw in Guangzhou Yeroo iDS6 DSSPro Digital Signage System. The autoSave feature can place authentication credentials in cookies sent over HTTP, enabling man-in-the-middle credential interception. Listed affected versions include V6.2 B2014.12.12.1220, V5.6 B2017.07.12.1757, and V4.3.
Likely exposure
Exposure is most relevant where DSSPro management interfaces are reachable over shared, wireless, untrusted, or poorly segmented networks using HTTP. Internet exposure is not established by the provided sources.
Exploitation context
The CVSS vector indicates adjacent-network attack, low complexity, no privileges, and no user interaction. Packet Storm lists exploit material, so public exploitation knowledge exists. There is no provided evidence of active exploitation in the wild.
Researcher notes
Sources describe cleartext password disclosure via cookie transmission tied to autoSave. No vendor patch details are provided in the bundle. Avoid assuming internet-wide exploitability; the CVSS attack vector is adjacent network.
Mitigation direction
- Identify all iDS6 DSSPro deployments and affected versions.
- Check vendor or maintainer guidance for updates or configuration changes.
- Avoid unencrypted HTTP access to DSSPro management interfaces.
- Restrict management access to trusted administrative networks only.
- Disable autoSave or password-saving behavior if the product supports it.
- Rotate DSSPro credentials after exposure is suspected.
Validation and detection
- Confirm whether deployed versions match the listed affected builds.
- Verify management interfaces are not reachable from untrusted networks.
- Review configurations for HTTP use and credential-saving features.
- Inspect network captures or logs for cleartext credential exposure.
- Check for unexpected DSSPro administrator 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-319: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. 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 lookupCredential and access behavior lookup
The CVE wording references authentication or credential exposure, so valid-account and credential-access review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2020-36917 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
- 8.6 (4.0)
- Known Exploited
- No
- Published
Vector: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA: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:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N——Primary CVE scoreVulnerability scoring details
Base CVSS 4.0 score
8.6HighVector: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
Source materials
- CVE List V5 sourceCVE List V5
- Zero Science Lab Disclosure (ZSL-2020-5605)CVE reference · third-party-advisory
- Packet Storm Security Exploit EntryCVE reference · exploit
- IBM X-Force Vulnerability ExchangeCVE reference · vdb-entry
- CXSecurity Vulnerability Database EntryCVE reference · third-party-advisory
- Archived Yeroo Tech Vendor HomepageCVE reference · product
- VulnCheck Advisory: iDS6 DSSPro Digital Signage System 6.2 Cleartext Password Disclosure via CookieCVE reference · third-party-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.
Cleartext Transmission of Sensitive Information
Cleartext Transmission of Sensitive Information represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.