Security readout for executives and security teams
Plain-English summary
PhpTax 0.8 has an unauthenticated remote code execution flaw. A hostile request can make the server run operating-system commands through the web application, potentially exposing tax data and enabling server takeover within the web server’s permissions.
Executive priority
Treat this as urgent for any live PhpTax 0.8 deployment. The business risk is server compromise and sensitive tax-data exposure, with public exploit references lowering attacker effort.
Technical view
The issue is CWE-78 command injection in drawimage.php. The pfilez GET parameter is passed to exec() without sanitization, allowing unauthenticated remote command execution as the web server user. The source bundle rates it CVSS 4.0 9.3 critical.
Likely exposure
Exposure is limited to environments still running PhpTax 0.8, especially if the application is reachable from the internet or untrusted internal networks. The provided sources do not identify other affected versions.
Exploitation context
Public exploit references exist in Metasploit and Exploit-DB, but the source bundle says KEV is false. There is no provided evidence of active exploitation, only public exploit availability and unauthenticated network reachability.
Researcher notes
Evidence is strong for root cause and affected version from the CVE bundle. Patch status is not established in the provided sources, so remediation should prioritize removal, isolation, or vendor-confirmed guidance.
Mitigation direction
- Inventory public and internal web hosts for PhpTax.
- Remove, disable, or isolate PhpTax 0.8 until vendor guidance is confirmed.
- Restrict access with authentication, VPN, or web server rules if temporary operation is unavoidable.
- Review web and process logs for unexpected command execution indicators.
- Migrate away from unsupported PhpTax if no maintained fix is available.
Validation and detection
- Check software inventory and filesystem evidence for PhpTax 0.8.
- Review web routing to determine whether drawimage.php is reachable remotely.
- Verify pfilez input handling has been removed, patched, or blocked.
- Confirm compensating controls prevent unauthenticated internet access.
- Search logs for suspicious drawimage.php requests and anomalous web server child processes.
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-78: Command execution behavior lookup
Command injection weaknesses can lead defenders to review execution techniques and command interpreter 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 lookupExecution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2012-10037 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
- Critical
- CVSS
- 9.3 (4.0)
- Known Exploited
- No
- Published
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/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:H/VA:H/SC:N/SI:N/SA:N——Primary CVE scoreVulnerability scoring details
Base CVSS 4.0 score
9.3CriticalVector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Source materials
- CVE List V5 sourceCVE List V5
- https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/exploits/multi/http/phptax_exec.rbCVE reference · exploit
- https://www.exploit-db.com/exploits/21665CVE reference · exploit
- https://www.exploit-db.com/exploits/21833CVE reference · exploit
- https://sourceforge.net/projects/phptax/CVE reference · product
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.