CVE-2020-12390 — Deserialization of Untrusted Data in Mozilla Firefox

CWE-502 — Deserialization of Untrusted Data11 documents8 sources
Severity
9.8CRITICALNVD
OSV8.1
EPSS
1.5%
top 19.03%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Mozilla FirefoxDebian Firefox
Timeline
PublishedMay 26
Latest updateMay 24

Description

Incorrect origin serialization of URLs with IPv6 addresses could lead to incorrect security checks. This vulnerability affects Firefox < 76.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages5 packages

▶debiandebian/firefox< firefox 76.0-1 (sid)
▶CVEListV5mozilla/firefoxunspecified — 76
▶NVDmozilla/firefox< 76.0
▶Ubuntumozilla/firefox< 76.0.1+build1-0ubuntu0.16.04.1+5
▶mozillamozilla/firefox

🔴Vulnerability Details

4
GHSA
GHSA-2hhq-96pp-rf56: Incorrect origin serialization of URLs with IPv6 addresses could lead to incorrect security checks↗2022-05-24
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OSV
firefox regression↗2020-05-12
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OSV
CVE-2020-12390: Incorrect origin serialization of URLs with IPv6 addresses could lead to incorrect security checks↗2020-05-07
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OSV
firefox vulnerabilities↗2020-05-07
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📋Vendor Advisories

5
Ubuntu
Firefox regression↗2020-05-12
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Ubuntu
Firefox vulnerabilities↗2020-05-07
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Red Hat
Mozilla: Incorrect serialization of nsIPrincipal.origin for IPv6 addresses↗2020-05-05
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Debian
CVE-2020-12390: firefox - Incorrect origin serialization of URLs with IPv6 addresses could lead to incorre...↗2020
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Mozilla
Mozilla Foundation Security Advisory 2020-16: CVE-2020-12390↗
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💬Community

1
Bugzilla
CVE-2020-12390 Mozilla: Incorrect serialization of nsIPrincipal.origin for IPv6 addresses↗2020-05-12
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