Security readout for executives and security teams
Plain-English summary
CVE-2021-34249 is a SQL injection issue in SourceCodester Online Book Store 1.0. A remote unauthenticated attacker may be able to view sensitive information through an id parameter in an application URL. The public data does not name a vendor patch or confirm active exploitation.
Executive priority
Treat as high priority if the application is public-facing or stores sensitive customer, order, or user data. The main business risk is unauthorized data disclosure. If the software is absent, risk is low after documented asset validation.
Technical view
The CVE maps to CWE-89 and has CVSS 3.1 score 7.5: network reachable, low complexity, no privileges, no user interaction, confidentiality impact high. The source bundle identifies the vulnerable input as an id parameter in an application URL, with no integrity or availability impact stated.
Likely exposure
Likely exposure is limited to deployments of SourceCodester Online Book Store 1.0 or code derived from it, especially if reachable from the internet. The CVE affected-product metadata is incomplete, so asset confirmation should rely on software inventory and application review.
Exploitation context
Exploit-DB and Packet Storm references indicate public exploit information exists. The bundle does not show CISA KEV listing and provides no cited evidence of active exploitation in the wild, so active exploitation should not be assumed from these sources alone.
Researcher notes
Evidence is sufficient for SQL injection classification and confidentiality risk, but incomplete for vendor/product metadata and remediation details. Do not infer affected platforms beyond SourceCodester Online Book Store 1.0 or derived deployments named by internal inventory.
Mitigation direction
- Identify any internet-facing SourceCodester Online Book Store 1.0 deployments or forks.
- Check SourceCodester or maintainer guidance for patches or fixed releases.
- Restrict public access until the vulnerable application is reviewed or upgraded.
- Use parameterized queries and server-side validation for the affected id parameter.
- Review database permissions to limit readable sensitive data.
Validation and detection
- Confirm whether Online Book Store 1.0 or derived code exists in asset inventory.
- Review application code handling URL id parameters and database queries.
- Use authorized testing in a non-production environment to verify injection resistance.
- Inspect web logs for unusual id parameter activity against book-store routes.
- Check whether database access uses least-privilege accounts.
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-2021-34249 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
- 7.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/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:N/S:U/C:H/I:N/A:N3.93.6Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7.5HighVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://www.exploit-db.com/exploits/48775CVE reference
- https://packetstormsecurity.com/files/159000/Online-Book-Store-1.0-SQL-Injection.htmlCVE reference
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.