CVE-2018-20768
An issue was discovered on Xerox WorkCentre 3655, 3655i, 58XX, 58XXi, 59XX, 59XXi, 6655, 6655i,...
An issue was discovered on Xerox WorkCentre 3655, 3655i, 58XX, 58XXi, 59XX, 59XXi, 6655, 6655i, 72XX, 72XXi, 78XX, 78XXi, 7970, 7970i, EC7836, and EC7856 devices before R18-05 073.xxx.0487.15000. An attacker can execute PHP code by leveraging a writable file.
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
An issue was discovered on Xerox WorkCentre 3655, 3655i, 58XX, 58XXi, 59XX, 59XXi, 6655, 6655i, 72XX, 72XXi, 78XX, 78XXi, 7970, 7970i, EC7836, and EC7856 devices before R18-05 073.xxx.0487.15000. An attacker can execute PHP code by leveraging a writable file.
- Record
CVE-2018-20768- 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-94
- Updated
- 2026-11-02
CVE List No score
An issue was discovered on Xerox WorkCentre 3655, 3655i, 58XX, 58XXi, 59XX, 59XXi, 6655, 6655i, 72XX, 72XXi, 78XX, 78XXi, 7970, 7970i, EC7836, and EC7856 devices before R18-05 073.xxx.0487.15000. An attacker can execute PHP code by leveraging a writable file.
- Record
CVE-2018-20768- Updated
- 2026-11-02
EUVDEUVD-2018-13311 No score
An issue was discovered on Xerox WorkCentre 3655, 3655i, 58XX, 58XXi, 59XX, 59XXi, 6655, 6655i, 72XX, 72XXi, 78XX, 78XXi, 7970, 7970i, EC7836, and EC7856 devices before R18-05 073.xxx.0487.15000. An attacker can execute PHP code by leveraging a writable file.
- Record
EUVD-2018-13311- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-phqx-688p-m9x2
An issue was discovered on Xerox WorkCentre 3655, 3655i, 58XX, 58XXi, 59XX, 59XXi, 6655, 6655i,...
An issue was discovered on Xerox WorkCentre 3655, 3655i, 58XX, 58XXi, 59XX, 59XXi, 6655, 6655i, 72XX, 72XXi, 78XX, 78XXi, 7970, 7970i, EC7836, and EC7856 devices before R18-05 073.xxx.0487.15000. An attacker can execute PHP code by leveraging a writable file.
- Record
GHSA-phqx-688p-m9x2- 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-94
- Updated
- 2026-11-02
Affected products
- xerox workcentre 3655 firmware
- xerox workcentre 3655i firmware
- xerox workcentre 5845 firmware
- xerox workcentre 5865 firmware
- xerox workcentre 5865i firmware
- xerox workcentre 5875 firmware
- xerox workcentre 5875i firmware
- xerox workcentre 5890 firmware
- xerox workcentre 5890i firmware
- xerox workcentre 5900 firmware
- xerox workcentre 5900i firmware
- xerox workcentre 6655 firmware
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- xerox workcentre 6655i firmware
- xerox workcentre 7220 firmware
- xerox workcentre 7220i firmware
- xerox workcentre 7225 firmware
- xerox workcentre 7225i firmware
- xerox workcentre 7830 firmware
- xerox workcentre 7830i firmware
- xerox workcentre 7835 firmware
- xerox workcentre 7835i firmware
- xerox workcentre 7845 firmware
- xerox workcentre 7845i firmware
- xerox workcentre 7855 firmware
- xerox workcentre 7855i firmware
- xerox workcentre 7970 firmware
- xerox workcentre 7970i firmware
- xerox workcentre ec7836 firmware
- xerox workcentre ec7856 firmware
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-20768 is a critical vulnerability (CVSS 9.8) in Xerox Workcentre 3655 Firmware, published February 10, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.23%, the 69th percentile. No source names a fixed version.