Security readout for executives and security teams
Plain-English summary
CVE-2017-20138 affects Itech Auction Script 6.49. A logged-in remote user may be able to use the mcid parameter in /mcategory.php to influence database queries. This could expose, alter, or disrupt limited application data. The provided sources do not name a patch or show active exploitation.
Executive priority
Handle this as a targeted legacy application risk. It is not KEV-listed in the provided evidence, but internet-facing auction software with database injection risk can affect customer data integrity and availability. Prioritize confirmed version 6.49 deployments.
Technical view
The issue is a blind SQL injection in /mcategory.php via the mcid argument. The CVSS v3.1 vector is AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L, score 6.3. CWE-89 applies. Affected scope is listed only as Itech Auction Script 6.49, with the vulnerable code component otherwise unspecified.
Likely exposure
Exposure is likely limited to organizations still running Itech Auction Script 6.49, especially if the auction site is internet-facing and permits user login. The source bundle provides no CPEs, deployment prevalence, or hosted-service indicators.
Exploitation context
The sources state remote exploitation is possible and requires privileges. The provided bundle does not show CISA KEV listing, public exploitation in the wild, or a confirmed weaponized exploit status. Treat exposure as credible but not proven actively exploited from these sources.
Researcher notes
Evidence is sparse. The record identifies the affected product, version, endpoint, parameter, CWE, CVSS vector, and one sample input pattern. It does not identify the vulnerable function, authentication role required, patch version, vendor advisory, or exploitation telemetry.
Mitigation direction
- Identify and prioritize any Itech Auction Script 6.49 deployments.
- Check vendor guidance for a fixed release or supported replacement.
- Restrict access to /mcategory.php where business functionality allows.
- If internally maintained, parameterize SQL using mcid and validate numeric input.
- Monitor application and database logs for suspicious mcid activity.
Validation and detection
- Inventory public auction sites and confirm software version evidence.
- Confirm whether /mcategory.php is present and reachable after authentication.
- Review source code for mcid concatenation into SQL queries.
- Check logs for unusual mcid values, SQL errors, or blocked requests.
- Verify remediation with unit or regression tests around mcid handling.
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-2017-20138 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
- 6.3 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
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:L/UI:N/S:U/C:L/I:L/A:L2.83.4Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
6.3MediumVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source materials
- CVE List V5 sourceCVE List V5
- https://vuldb.com/?id.96261CVE 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.
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.