01 Record
CVE-2021-21339
Cleartext storage of session identifier
MediumPUBLISHEDCNA: GitHub_M
CNA base score5.9 CVSS v3.xCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
02 Description
Cleartext storage of session identifier
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
- 0.91% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 59.9% 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:H/I:N/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
- 2021-03-23 01:50Z5 YR AGO
- Last updated
- 2024-08-03 18:09Z2 YR AGO
- Reserved
- 2020-12-22
- Assigning CNA
- GitHub_M
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 5.9)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
- Weaknesses
- CWE-312Cleartext Storage of Sensitive InformationBase
- Data version
- 5.1
- Document digest
- e4279fc848fd6094de9dd0194b24889f76baeb28d858c67ea406a7883428fc1a
05 Affected products
VendorProductVersionsPlatforms
TYPO3TYPO3.CMS>= 6.2.0, <= 6.2.56, >= 7.0.0, <= 7.6.50, >= 8.0.0, <= 8.7.39, >= 9.0.0, <= 9.5.24, >= 10.0.0, <= 10.4.13, >= 11.0.0, <= 11.1.0—