01 Record
CVE-2021-33595
F-Secure Safe browser for iOS vulnerable to Address Bar Spoofing
LowPUBLISHEDCNA: F-SecureUS
CNA base score3.5 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
02 Description
F-Secure Safe browser for iOS vulnerable to Address Bar Spoofing
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
- 1.07% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 64.8% of scored records. A rank, not a probability.
- NVD base score
- 3.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/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
- 2021-08-11 10:28Z5 YR AGO
- Last updated
- 2024-08-03 23:50Z2 YR AGO
- Reserved
- 2021-05-27
- Assigning CNA
- F-SecureUS
- Record state
- PUBLISHED
- Severity
- Low (CVSS 3.5)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
- Weaknesses
- No CWE assigned
- Data version
- 5.1
- Document digest
- 91110b4a5d173a3238e663973d5dbae441cf8ada95d9f3de66f3beb801d5fdce
05 Affected products
VendorProductVersionsPlatforms
06 References
- www.f-secure.comhttps://www.f-secure.com/en/business/programs/vulnerability-reward-program/hall-of-fame
- www.f-secure.comhttps://www.f-secure.com/en/business/support-and-downloads/security-advisories
- www.f-secure.comhttps://www.f-secure.com/en/business/support-and-downloads/security-advisories/cve-2021-33595
07 Remediation
Upgrade to version 18.4.x or newer from the App Store