CVE-2017-12756
Command inject in transfer from another server in extplorer 2.1.9 and prior allows attacker to...
Command inject in transfer from another server in extplorer 2.1.9 and prior allows attacker to inject command via the userfile[0] parameter.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
Command inject in transfer from another server in extplorer 2.1.9 and prior allows attacker to inject command via the userfile[0] parameter.
- Record
CVE-2017-12756- CVSS 3.0
- 7.2 High
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.5 Medium
AV:N/AC:L/Au:S/C:P/I:P/A:P - Weakness
- CWE-77
- Updated
- 2026-11-02
CVE List No score
Command inject in transfer from another server in extplorer 2.1.9 and prior allows attacker to inject command via the userfile[0] parameter.
- Record
CVE-2017-12756- Updated
- 2026-11-02
EUVDEUVD-2017-4295 No score
Command inject in transfer from another server in extplorer 2.1.9 and prior allows attacker to inject command via the userfile[0] parameter.
- Record
EUVD-2017-4295- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-c4wx-89j8-9hmm
Command inject in transfer from another server in extplorer 2.1.9 and prior allows attacker to...
Command inject in transfer from another server in extplorer 2.1.9 and prior allows attacker to inject command via the userfile[0] parameter.
- Record
GHSA-c4wx-89j8-9hmm- CVSS 3.0
- 7.2 High
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-77
- Updated
- 2026-11-02
OSVUBUNTU-CVE-2017-12756
Command inject in transfer from another server in extplorer 2.1.9 and prior allows attacker to inject command via the userfile[0] parameter.
- Record
UBUNTU-CVE-2017-12756- CVSS 3.0
- 7.2 High
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
extplorerDebian:7 |
before 2.1.0b6+dfsg.3-4+deb7u5, plus listed versions 2.1.0b6+dfsg.3-42.1.0b6+dfsg.3-4+deb7u12.1.0b6+dfsg.3-4+deb7u22.1.0b6+dfsg.3-4+deb7u32.1.0b6+dfsg.3-4+deb7u4 |
2.1.0b6+dfsg.3-4+deb7u5 |
extplorerUbuntu:14.04:LTS |
before 2.1.0b6+dfsg.3-4+deb7u5build0.14.04.1, plus listed versions 2.1.0b6+dfsg.3-42.1.0b6+dfsg.3-4+deb7u1~build0.14.04.12.1.0b6+dfsg.3-4+deb7u3build0.14.04.12.1.0b6+dfsg.3-4+deb7u4build0.14.04.1 |
2.1.0b6+dfsg.3-4+deb7u5build0.14.04.1 |
extplorerUbuntu:16.04:LTS |
before 2.1.0b6+dfsg.3-4+deb7u5ubuntu0.16.04.1, plus listed versions 2.1.0b6+dfsg.3-4+deb7u12.1.0b6+dfsg.3-4+deb7u1ubuntu12.1.0b6+dfsg.3-4+deb7u3ubuntu0.12.1.0b6+dfsg.3-4+deb7u4ubuntu0.16.04.1 |
2.1.0b6+dfsg.3-4+deb7u5ubuntu0.16.04.1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2017-12756 is a high vulnerability (CVSS 7.2) in Extplorer, published August 9, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.17%, the 67th percentile. Fixed in extplorer 2.1.0b6+dfsg.3-4+deb7u5.