CVE-2018-2636
Vulnerability in the Oracle Hospitality Simphony component of Oracle Hospitality Applications ...
Vulnerability in the Oracle Hospitality Simphony component of Oracle Hospitality Applications (subcomponent: Security). Supported versions that are affected are 2.7, 2.8 and 2.9. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Hospitality Simphony. Successful attacks of this vulnerability can result in takeover of Oracle Hospitality Simphony. CVSS 3.0 Base Score 8.1 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H).
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- 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
Vulnerability in the Oracle Hospitality Simphony component of Oracle Hospitality Applications (subcomponent: Security). Supported versions that are affected are 2.7, 2.8 and 2.9. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Hospitality Simphony. Successful attacks of this vulnerability can result in takeover of Oracle Hospitality Simphony. CVSS 3.0 Base Score 8.1 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H).
- Record
CVE-2018-2636- CVSS 3.0
- 8.1 High
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Updated
- 2026-11-02
CVE List No score
Vulnerability in the Oracle Hospitality Simphony component of Oracle Hospitality Applications (subcomponent: Security). Supported versions that are affected are 2.7, 2.8 and 2.9. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Hospitality Simphony. Successful attacks of this vulnerability can result in takeover of Oracle Hospitality Simphony. CVSS 3.0 Base Score 8.1 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H).
- Record
CVE-2018-2636- Updated
- 2026-11-02
EUVDEUVD-2018-14491 No score
Vulnerability in the Oracle Hospitality Simphony component of Oracle Hospitality Applications (subcomponent: Security). Supported versions that are affected are 2.7, 2.8 and 2.9. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Hospitality Simphony. Successful attacks of this vulnerability can result in takeover of Oracle Hospitality Simphony. CVSS 3.0 Base Score 8.1 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H).
- Record
EUVD-2018-14491- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-fc59-v87q-7frq
Vulnerability in the Oracle Hospitality Simphony component of Oracle Hospitality Applications ...
Vulnerability in the Oracle Hospitality Simphony component of Oracle Hospitality Applications (subcomponent: Security). Supported versions that are affected are 2.7, 2.8 and 2.9. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Hospitality Simphony. Successful attacks of this vulnerability can result in takeover of Oracle Hospitality Simphony. CVSS 3.0 Base Score 8.1 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H).
- Record
GHSA-fc59-v87q-7frq- CVSS 3.0
- 8.1 High
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Oracle Hospitality Simphony (MICROS) 2.7 < 2.9 - Directory Traversal | 2018-02-02 |
| PoC in GitHub | Cymmetria/micros_honeypot | 2018-02-07 |
| PoC in GitHub | erpscanteam/CVE-2018-2636 | 2018-01-29 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-2636 is a high vulnerability (CVSS 8.1) in Oracle Hospitality Simphony, published January 18, 2018. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 15.1%, the 96th percentile. No source names a fixed version.
References
github.com/erpscanteam/CVE-2018-2636
erpscan.io/advisories/erpscan-18-002-oracle-micros-pos-missing-authorisation-check
oracle.com/technetwork/security-advisory/cpujan2018-3236628.html
exploit-db.com/exploits/43960
securityfocus.com/bid/102560
nvd.nist.gov/vuln/detail/CVE-2018-2636