Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2018-2636

44
FAUCET Score

CVE-2018-2636 is a critical vulnerability affecting Oracle Hospitality Simphony versions 2.7, 2.8, and 2.9, specifically within its Security subcomponent. This vulnerability allows an unauthenticated attacker with network access via HTTP to compromise the system, potentially leading to a complete takeover. Despite being difficult to exploit, successful attacks can result in high impacts to confidentiality, integrity, and availability, as reflected by its CVSS 3.0 Base Score of 8.1 (HIGH). While not listed in CISA's KEV catalog, an ExploitDB entry (EDB-43960) details a directory traversal vulnerability, and it has garnered significant community discussion and media coverage, indicating notable attention from researchers and the public.

Impacted Technologies

VendorProductVersion(s)CPE
2.7CPE matchmatch criteria
cpe:2.3:a:oracle:hospitality_simphony:2.7:*:*:*:*:*:*:*
2.8CPE matchmatch criteria
cpe:2.3:a:oracle:hospitality_simphony:2.8:*:*:*:*:*:*:*
2.9CPE matchmatch criteria
cpe:2.3:a:oracle:hospitality_simphony:2.9:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

8.1HIGH

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.2
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
13.73%
Probability of exploitation in next 30 days
EPSS Percentile
96.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
ExploitDB: EDB-43960 · Feb 2, 2018
This CVE's current EPSS score of 0.1373 is in the 79th percentile among its peer group of 8,920 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

oraclepatch availablevia nvd_reference
View patch

References

erpscan.io / advisories/erpscan-18-002-oracle-micros-pos-missing-authorisation-check
erpscan.io / press-center/blog/oracle-micros-pos-breached
github.com / erpscanteam/CVE-2018-2636
exploit-db.com / exploits/43960
oracle.com / technetwork/security-advisory/cpujan2018-3236628.html
PatchVendor Advisory
securityfocus.com / bid/102560
Third Party AdvisoryVDB Entry