CVE-2020-3841

6.5 MEDIUM 0.5% exploit odds Fix listed

What it is

The issue was addressed with improved UI handling. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1, Safari 13.0.5. A local user may unknowingly send a password unencrypted over the network.

At a glance

Exploitability: Can be exploited over the network without logging in, but needs a user to act. High risk of data exposure.
Exploit odds: 0.5% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2020-02-27 21:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-17 03:19 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 0.5% in the next 30 days (EPSS).
Severity: 6.5 MEDIUM (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2020-02-27 21:15 UTC
Last modified: 2026-06-17 03:19 UTC
Exploit probability: 0.5% · EPSS, next 30 days
Weakness: CWE-319 · Cleartext transmission
Record status: Modified

Affected

Apple Safari < 13.0.5
Apple Ipados < 13.3.1
Apple Iphone Os < 13.3.1

Attack profile CVSS 3.1 · 6.5

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: Required
Scope: Unchanged
Confidentiality: High
Integrity: None
Availability: None

Raw vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2020-3841.md and follow it. Check whether this project is affected by CVE-2020-3841. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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Fix and advisories

References

NVD record · CVE.org record