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01 Record

CVE-2021-20576

IBM Security Verify Access 20.07 could allow a remote attacker to send a specially crafted HTTP GET request that could cause the application to crash.

HighPUBLISHEDCNA: ibm
CNA base score7.5 CVSS v3.xCVSS:3.0/AV:N/PR:N/S:U/C:N/AC:L/A:H/I:N/UI:N/E:U/RC:C/RL:O
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02 Description

IBM Security Verify Access 20.07 could allow a remote attacker to send a specially crafted HTTP GET request that could cause the application to crash.

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
2.47% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 84.1% of scored records. A rank, not a probability.
NVD base score
7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/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
2021-05-31 14:50Z5 YR AGO
Last updated
2024-09-16 23:36Z2 YR AGO
Reserved
2020-12-17
Assigning CNA
ibm
Record state
PUBLISHED
Severity
High (CVSS 7.5)
CNA CVSS vector
CVSS:3.0/AV:N/PR:N/S:U/C:N/AC:L/A:H/I:N/UI:N/E:U/RC:C/RL:O
Weaknesses
No CWE assigned
Data version
5.1
Document digest
92312471bcc11f8ce7c40448ea04f3dd0a94e56db2614bb77953ba53a65a5622

05 Affected products

VendorProductVersionsPlatforms
IBMSecurity Verify Access20.07—

06 References