Security readout for executives and security teams
Plain-English summary
This flaw affects Sony BRAVIA Digital Signage 1.7.8. An unauthenticated attacker can manipulate a content URL so the signage system loads attacker-controlled client-side content. Business impact is mainly display defacement, misleading public messaging, and possible session hijacking where an authorized user interacts with the crafted content.
Executive priority
Prioritize if digital signage is public-facing, brand-sensitive, or used for safety, wayfinding, or operational messaging. Otherwise handle through normal vulnerability management with focus on inventory and vendor guidance.
Technical view
CVE-2020-36924 is a network-reachable, low-complexity remote file inclusion issue mapped to CWE-829. The CVSS 3.1 score is 6.1 with user interaction required and changed scope. Sources describe script injection through the content material URL parameter and manipulation of input material type, enabling XSS-like behavior and content modification.
Likely exposure
Exposure is likely limited to organizations using Sony BRAVIA Digital Signage 1.7.8, especially where signage management or content-loading paths are reachable from untrusted networks or users.
Exploitation context
Public exploit and advisory references exist, including Exploit-DB and Packet Storm. The provided sources do not show CISA KEV listing or confirmed active exploitation, so treat exploitation as possible but not proven in the wild.
Researcher notes
The record references version 1.7.8, public exploit archives, and a third-party disclosure. Evidence for a specific vendor patch is not present in the supplied bundle. Avoid assuming broader Sony display software exposure beyond the named BRAVIA Digital Signage product.
Mitigation direction
- Identify any Sony BRAVIA Digital Signage 1.7.8 deployments.
- Check Sony BRAVIA signage resources for current vendor guidance or updated software.
- Restrict signage management interfaces to trusted networks and administrators.
- Avoid loading signage content from untrusted or user-controlled URLs.
- Monitor displays and management sessions for unexpected content changes.
Validation and detection
- Inventory BRAVIA signage software versions across managed displays.
- Review configurations for externally controlled content material URLs.
- Check access controls around signage administration and content publishing.
- Review logs for unexpected remote content sources or display changes.
- Confirm whether Sony provides a supported fixed version or workaround.
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-829: 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 lookupCVE-2020-36924 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
- 6.1 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/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:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N2.82.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
6.1MediumVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Source materials
- CVE List V5 sourceCVE List V5
- ExploitDB-49186CVE reference · exploit
- Sony BRAVIA Digital Signage Product HomepageCVE reference · product
- BRAVIA Signage Software ResourcesCVE reference · product
- Sony Professional Display Software Product PageCVE reference · product
- Zero Science Lab Disclosure (ZSL-2020-5612)CVE reference · third-party-advisory
- Packet Storm Security Exploit ArchiveCVE reference · exploit
- IBM X-Force Exchange Vulnerability EntryCVE reference · vdb-entry
- CXSecurity Vulnerability ListingCVE reference · exploit
- VulnCheck Advisory: Sony BRAVIA Digital Signage 1.7.8 Unauthenticated Remote File InclusionCVE 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.
Inclusion of Functionality from Untrusted Control Sphere
Inclusion of Functionality from Untrusted Control Sphere represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.