Security readout for executives and security teams
Plain-English summary
This flaw lets an unauthenticated remote attacker read local files from affected ReQuest Serious Play Media Player systems. The main business risk is exposure of sensitive configuration, logs, or credentials stored on the device. Public exploit information exists, but the provided sources do not show confirmed active exploitation.
Executive priority
Prioritize this for rapid exposure review if these media players are deployed. The issue is high severity because it is unauthenticated and network-accessible, but urgency depends on whether affected devices are exposed. Treat internet-facing deployments as the highest priority.
Technical view
CVE-2020-36878 is a directory traversal/file disclosure issue in ReQuest Serious Play Media Player. The vulnerable handling of a file-related parameter allows unauthenticated network access to local resources. Listed affected versions include 3.0.0, 2.1.0.831, 1.5.2.822, 1.5.2.821, and 1.5.1.820. CVSS v4 score is 8.7 high.
Likely exposure
Exposure is most relevant where affected media players are reachable over a network, especially from untrusted networks or the internet. Organizations using ReQuest Serious Play Media Player should inventory versions and network accessibility. The source bundle lists default status as unaffected except for specific affected versions.
Exploitation context
Exploit Database and Zero Science references indicate public exploit details are available. However, CISA KEV status is false in the provided data, and no cited source confirms active exploitation. The vulnerability requires no authentication, no user interaction, and low attack complexity according to the supplied CVSS vector.
Researcher notes
The provided sources identify the vulnerability class, affected versions, and public exploit availability, but do not name a specific patch version or confirmed exploitation in the wild. Avoid assuming broader product impact beyond the listed ReQuest Serious Play Media Player versions.
Mitigation direction
- Identify all ReQuest Serious Play Media Player deployments and versions.
- Restrict access to management or web interfaces from untrusted networks.
- Segment affected devices from sensitive internal systems where possible.
- Check ReQuest Serious Play or trusted advisory sources for vendor remediation guidance.
- Retire or isolate unsupported affected versions if no fix is available.
Validation and detection
- Confirm whether listed affected versions are present in the environment.
- Review internet-facing asset inventories for exposed media player interfaces.
- Check logs for unusual file access or traversal-like requests.
- Validate that access controls restrict unauthenticated external reachability.
- Document compensating controls if vendor remediation is unavailable.
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-73: File access and web shell behavior lookup
File traversal and upload weaknesses can lead teams to review file, web shell, execution, and collection 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 lookupFile access behavior lookup
The CVE wording references file access or upload behavior, so file telemetry and web shell review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2020-36878 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
- 8.7 (4.0)
- Known Exploited
- No
- Published
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/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:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N——Primary CVE scoreVulnerability scoring details
Base CVSS 4.0 score
8.7HighVector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
Source materials
- CVE List V5 sourceCVE List V5
- Exploit Database Entry 48949CVE reference · exploit
- Zero Science Advisory ZSL-2020-5599CVE reference · vendor-advisory
- https://www.vulncheck.com/advisories/request-serious-play-f-media-player-directory-traversal-file-disclosureCVE 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.
External Control of File Name or Path
External Control of File Name or Path represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.