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01 Record

CVE-2021-35236

Missing Secure Flag From SSL Cookie

LowPUBLISHEDCNA: SolarWinds
CNA base score3.1 CVSS v3.xCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N

02 Description

Missing Secure Flag From SSL Cookie

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
0.51% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 43.8% of scored records. A rank, not a probability.
NVD base score
5.3 (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:L/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
2021-10-27 00:57Z5 YR AGO
Last updated
2024-09-16 21:56Z2 YR AGO
Reserved
2021-06-22
Assigning CNA
SolarWinds
Record state
PUBLISHED
Severity
Low (CVSS 3.1)
CNA CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N
Weaknesses
  • CWE-614Sensitive Cookie in HTTPS Session Without 'Secure' AttributeVariant
  • CWE-311Missing Encryption of Sensitive DataClass
Data version
5.1
Document digest
eed610ec8bf9d5669b0e22d6b8b67e355ab46b9361fce4d8c5cc9639fa20f11a

05 Affected products

VendorProductVersionsPlatforms
SolarWindsKiwi Syslog Server9.7.2 and Previous Versions to < 9.8—

06 References

07 Remediation

SolarWinds advises Kiwi Syslog Server customers to upgrade to the latest version (9.8) once it becomes generally available.