Security readout for executives and security teams
Plain-English summary
This affects Joomla sites using Nordmograph StreetGuessr Game 1.1.8. An unauthenticated outsider can manipulate a web parameter so the site database answers unintended queries. The sources describe possible exposure of database version, database names, and other sensitive information. The provided sources do not show CISA KEV listing or confirmed active exploitation.
Executive priority
Treat this as a high-priority internet-facing web application issue if the affected Joomla extension is present. Prioritize confirmation and containment because exploitation requires no login and could expose database information. If the extension is absent, no action is indicated beyond documenting non-exposure.
Technical view
CVE-2017-20271 is a CWE-89 SQL injection in the StreetGuessr Game Joomla component. The vulnerable input is the catid parameter on the com_streetguess maps view. The bundle rates it CVSS 4.0 8.8 with network access, low complexity, no privileges, and no user interaction required, with high confidentiality impact and low integrity impact.
Likely exposure
Exposure is likely limited to Joomla deployments that installed Nordmograph StreetGuessr Game version 1.1.8 and expose the component publicly. Organizations without this Joomla extension are not indicated as affected by the provided sources.
Exploitation context
The bundle cites an ExploitDB entry and a VulnCheck advisory, so public exploit information exists. However, KEV is false and the supplied sources do not provide evidence of active exploitation in the wild.
Researcher notes
Evidence is narrow but consistent: the named affected product is Nordmograph StreetGuessr Game 1.1.8, with injection through catid in the maps view. Do not broaden scope to Joomla core or other extensions without separate evidence. No vendor patch details are included in the bundle.
Mitigation direction
- Inventory Joomla sites for StreetGuessr Game 1.1.8.
- Check Nordmograph or Joomla extension guidance for a fixed release or removal advice.
- Disable or remove the component if it is unused or cannot be updated.
- Restrict public access to the affected component where business requirements allow.
- Review database account privileges used by the Joomla application.
Validation and detection
- Confirm whether com_streetguess is installed and enabled on Joomla assets.
- Verify the installed StreetGuessr Game version is or is not 1.1.8.
- Review access logs for unusual requests to the StreetGuessr maps view with catid anomalies.
- Check database logs for unexpected metadata queries or failed SQL syntax patterns.
- Validate compensating controls block suspicious parameterized requests without disrupting normal traffic.
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-89: Database access and collection lookup
Injection into data stores can inform collection, data access, and exfiltration detection reviews. 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 lookupDatabase behavior lookup
The CVE wording references database injection or access, so collection and exfiltration review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2017-20271 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
- 8.8 (4.0)
- Known Exploited
- No
- Published
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/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.
SSVC decision data
CVSS vector scores
2 official scoresWe 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:L/VA:N/SC:N/SI:N/SA:N——VulnCheckCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N3.94.2VulnCheckVulnerability scoring details
Base CVSS 4.0 score
8.8HighVector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N
Base CVSS 3.1 score
8.2HighVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
Vulnerability timeline
Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.
- CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
- CVE publishedCVE Program
The CVE record was published.
- CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
ADP provider summaries
Source materials
- CVE List V5 sourceCVE List V5
- ExploitDB-42423CVE reference, VulnCheck · exploit
- VulnCheck Advisory: Joomla StreetGuessr Game 1.1.8 SQL Injection via catidCVE reference, VulnCheck · 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.