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01 Record

CVE-2020-4259

IBM Sterling File Gateway 2.2.0.0 through 6.0.3.1 could allow an authenticated user could manipulate cookie information and remove or add modules from the cookie to access functionality not authorized

MediumPUBLISHEDCNA: ibm
CNA base score6.5 CVSS v3.xCVSS:3.0/AV:N/UI:N/S:U/C:N/PR:L/A:N/AC:L/I:H/RC:C/RL:O/E:U
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02 Description

IBM Sterling File Gateway 2.2.0.0 through 6.0.3.1 could allow an authenticated user could manipulate cookie information and remove or add modules from the cookie to access functionality not authorized

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
0.75% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 54.7% of scored records. A rank, not a probability.
NVD base score
6.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
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
2020-05-14 15:50Z6 YR AGO
Last updated
2024-09-16 16:14Z2 YR AGO
Reserved
2019-12-30
Assigning CNA
ibm
Record state
PUBLISHED
Severity
Medium (CVSS 6.5)
CNA CVSS vector
CVSS:3.0/AV:N/UI:N/S:U/C:N/PR:L/A:N/AC:L/I:H/RC:C/RL:O/E:U
Weaknesses
  • CWE-276Incorrect Default PermissionsBase
Data version
5.1
Document digest
1edf03ca4c97753e8308209b106bee663e8dc33644625d015cbe800a29788e71

05 Affected products

VendorProductVersionsPlatforms
IBMSterling File Gateway2.2.0.0, 6.0.3.1—

06 References