CVE-2018-19861
Buffer overflow in MiniShare 1.4.1 and earlier allows remote attackers to execute arbitrary code...
Buffer overflow in MiniShare 1.4.1 and earlier allows remote attackers to execute arbitrary code via a long HTTP HEAD request. NOTE: this product is discontinued.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
Buffer overflow in MiniShare 1.4.1 and earlier allows remote attackers to execute arbitrary code via a long HTTP HEAD request. NOTE: this product is discontinued.
- Record
CVE-2018-19861- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-119
- Updated
- 2026-11-02
CVE List No score
Buffer overflow in MiniShare 1.4.1 and earlier allows remote attackers to execute arbitrary code via a long HTTP HEAD request. NOTE: this product is discontinued.
- Record
CVE-2018-19861- Updated
- 2026-11-02
EUVDEUVD-2018-11535 No score
Buffer overflow in MiniShare 1.4.1 and earlier allows remote attackers to execute arbitrary code via a long HTTP HEAD request. NOTE: this product is discontinued.
- Record
EUVD-2018-11535- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-qwx3-29hm-fmh2
Buffer overflow in MiniShare 1.4.1 and earlier allows remote attackers to execute arbitrary code...
Buffer overflow in MiniShare 1.4.1 and earlier allows remote attackers to execute arbitrary code via a long HTTP HEAD request. NOTE: this product is discontinued.
- Record
GHSA-qwx3-29hm-fmh2- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-119
- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | MiniShare 1.4.1 - 'HEAD/POST' Remote Buffer Overflow | 2018-12-18 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-19861 is a critical vulnerability (CVSS 9.8) in Minishare Project Minishare, published January 3, 2019. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 12.6%, the 96th percentile. No source names a fixed version.