CVE-2018-5132 — Sensitive Information Exposure in Mozilla Firefox

CWE-200 — Sensitive Information Exposure8 documents5 sources
Severity
6.5MEDIUMNVD
OSV8.8
EPSS
0.9%
top 24.10%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Mozilla FirefoxDebian FirefoxCanonical Ubuntu Linux
Timeline
PublishedJun 11
Latest updateMay 14

Description

The Find API for WebExtensions can search some privileged pages, such as "about:debugging", if these pages are open in a tab. This could allow a malicious WebExtension to search for otherwise protected data if a user has it open. This vulnerability affects Firefox < 59.

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:NExploitability: 2.8 | Impact: 3.6

Affected Packages4 packages

▶debiandebian/firefox< firefox 59.0-1 (sid)
▶CVEListV5mozilla/firefoxunspecified — 59
▶NVDmozilla/firefox< 59.0
▶Ubuntumozilla/firefox< 59.0+build5-0ubuntu0.14.04.1+4

Also affects: Ubuntu Linux 14.04, 16.04, 17.10

🔴Vulnerability Details

4
GHSA
GHSA-j69q-r9wj-j9g6: The Find API for WebExtensions can search some privileged pages, such as "about:debugging", if these pages are open in a tab↗2022-05-14
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OSV
firefox regression↗2018-04-06
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OSV
firefox vulnerabilities↗2018-03-14
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OSV
CVE-2018-5132: The Find API for WebExtensions can search some privileged pages, such as "about:debugging", if these pages are open in a tab↗2018-03-14
▶

📋Vendor Advisories

3
Ubuntu
Firefox regression↗2018-04-06
▶
Ubuntu
Firefox vulnerabilities↗2018-03-14
▶
Debian
CVE-2018-5132: firefox - The Find API for WebExtensions can search some privileged pages, such as "about:...↗2018
▶