CVE-2017-7782 — Improper Privilege Management in Mozilla Firefox

CWE-269 — Improper Privilege Management3 documents3 sources
Severity
5.3MEDIUMNVD
EPSS
0.5%
top 33.60%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
5
Mozilla FirefoxMozilla Firefox ESRMozilla Thunderbird+2 more
Timeline
PublishedJun 11
Latest updateMay 13

Description

An error in the "WindowsDllDetourPatcher" where a RWX ("Read/Write/Execute") 4k block is allocated but never protected, violating DEP protections. Note: This attack only affects Windows operating systems. Other operating systems are not affected. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:NExploitability: 3.9 | Impact: 1.4

Affected Packages7 packages

▶CVEListV5mozilla/firefoxunspecified — 55
▶NVDmozilla/firefox< 52.3.0+1
▶CVEListV5mozilla/firefox_esrunspecified — 52.3

Patches

Patch: bugzilla.mozilla.org ↗Patch: bugzilla.mozilla.org ↗

🔴Vulnerability Details

1
GHSA
GHSA-jp88-jrm3-mr7m: An error in the "WindowsDllDetourPatcher" where a RWX ("Read/Write/Execute") 4k block is allocated but never protected, violating DEP protections↗2022-05-13
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📋Vendor Advisories

1
Debian
CVE-2017-7782: firefox - An error in the "WindowsDllDetourPatcher" where a RWX ("Read/Write/Execute") 4k ...↗2017
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