Vulnerability Details : CVE-2018-1778
IBM LoopBack (IBM API Connect 2018.1, 2018.4.1, 5.0.8.0, and 5.0.8.4) could allow an attacker to bypass authentication if the AccessToken Model is exposed over a REST API, it is then possible for anyone to create an AccessToken for any User provided they know the userId and can hence get access to the other user’s data / access to their privileges (if the user happens to be an Admin for example). IBM X-Force ID: 148801.
Vulnerability category: BypassGain privilege
Products affected by CVE-2018-1778
- cpe:2.3:a:ibm:api_connect:*:*:*:*:*:*:*:*
- cpe:2.3:a:ibm:api_connect:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-1778
0.37%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 57 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-1778
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
9.3
|
HIGH | AV:N/AC:M/Au:N/C:C/I:C/A:C |
8.6
|
10.0
|
NIST | |
|
8.1
|
HIGH | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
2.2
|
5.9
|
NIST | |
|
7.7
|
HIGH | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L |
2.2
|
5.5
|
IBM Corporation |
CWE ids for CVE-2018-1778
-
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-1778
-
http://www.securityfocus.com/bid/106313
IBM API Connect CVE-2018-1778 Authentication Bypass VulnerabilityThird Party Advisory;VDB Entry
-
http://www.ibm.com/support/docview.wss?uid=ibm10733883
IBM Security Bulletin: IBM API Connect is affected by authentication bypass vulnerability in LoopBack (CVE-2018-1778)Patch;Vendor Advisory
-
https://exchange.xforce.ibmcloud.com/vulnerabilities/148801
IBM LoopBack authentication bypass CVE-2018-1778 Vulnerability ReportVDB Entry;Vendor Advisory
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