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01 Record

CVE-2021-29485

Remote Code Execution Vulnerability in Session Storage

CriticalPUBLISHEDCNA: GitHub_M
CNA base score9.9 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

02 Description

Remote Code Execution Vulnerability in Session Storage

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
1.98% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 80.4% of scored records. A rank, not a probability.
NVD base score
8.8 (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: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
2021-06-29 18:35Z5 YR AGO
Last updated
2024-08-03 22:11Z2 YR AGO
Reserved
2021-03-30
Assigning CNA
GitHub_M
Record state
PUBLISHED
Severity
Critical (CVSS 9.9)
CNA CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Weaknesses
  • CWE-502Deserialization of Untrusted DataBase
Data version
5.1
Document digest
d9ddcdf66eff75356275f54e629c7c5165127e8fe40337c4082d8c8345a92d3b

05 Affected products

VendorProductVersionsPlatforms
ratpackratpack< 1.9.0—

06 References