CVE-2018-1778 describes an authentication bypass vulnerability in IBM LoopBack, affecting IBM API Connect versions 2018.1, 2018.4.1, 5.0.8.0, and 5.0.8.4. If the AccessToken Model is exposed via a REST API, an attacker can create an AccessToken for any user by knowing their userId, gaining unauthorized access to their data and privileges. Rated with a CVSS v3.0 score of 8.1 (High), this vulnerability has a network attack vector and high impact on confidentiality, integrity, and availability, despite requiring high attack complexity. The EPSS score is very low at 0.00349, indicating a low probability of exploitation. Currently, there is no evidence of active exploitation, no known public exploit code (Metasploit, Nuclei, ExploitDB), and no community discussion or media coverage surrounding this CVE. It is not listed in CISA's KEV catalog.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 5.0.8.0, <= 5.0.8.4CPE matchmatch criteria | cpe:2.3:a:ibm:api_connect:*:*:*:*:*:*:*:* | ||
>= 2018.1.0, <= 2018.4.1.0CPE matchmatch criteria | cpe:2.3:a:ibm:api_connect:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L
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.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.