synced 5 MIN AGO
01 Record

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

HighPUBLISHEDCNA: ibm
CNA base score7.7 CVSS v3.xCVSS:3.0/A:L/AC:H/AV:N/C:H/I:H/PR:N/S:U/UI:N/E:U/RC:C/RL:O
View raw JSON

02 Description

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

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
3.44% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 88.4% of scored records. A rank, not a probability.
NVD base score
8.1 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2018-12-20 14:00Z7 YR AGO
Last updated
2024-09-17 03:23Z2 YR AGO
Reserved
2017-12-13
Assigning CNA
ibm
Record state
PUBLISHED
Severity
High (CVSS 7.7)
CNA CVSS vector
CVSS:3.0/A:L/AC:H/AV:N/C:H/I:H/PR:N/S:U/UI:N/E:U/RC:C/RL:O
Weaknesses
  • CWE-287Improper AuthenticationClass
Data version
5.1
Document digest
11e91050144cafbc805d1ee12ec59016b104b61ce6e9460eb2f46c98807dc10c

05 Affected products

VendorProductVersionsPlatforms
IBMAPI Connect5.0.8.0, 2018.1, 5.0.8.4, 2018.4.1—

06 References