CVE-2023-28163 — Sensitive Information Exposure in Mozilla Firefox

CWE-200 — Sensitive Information ExposureCWE-22 — Path TraversalCWE-428 — Unquoted Search Path or Element19 documents8 sources
Severity
6.5MEDIUMNVD
EPSS
0.2%
top 52.02%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Mozilla FirefoxMozilla Firefox ESRMozilla Thunderbird
Timeline
PublishedJun 19

Description

Similar to CVE-2023-28163, this time when choosing 'Save Link As', suggested filenames containing environment variable names would have resolved those in the context of the current user. *This bug only affects Firefox and Thunderbird on Windows. Other versions of Firefox and Thunderbird are unaffected.* This vulnerability affects Firefox < 112, Firefox ESR < 102.10, and Thunderbird < 102.10.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:NExploitability: 2.8 | Impact: 3.6

Affected Packages6 packages

▶CVEListV5mozilla/firefoxunspecified — 112+1
▶NVDmozilla/firefox< 112.0+1
▶CVEListV5mozilla/firefox_esrunspecified — 102.10+1
▶NVDmozilla/firefox_esr< 102.10+1
▶CVEListV5mozilla/thunderbirdunspecified — 102.10+1

🔴Vulnerability Details

6
CVEList
CVE-2023-29545: Similar to CVE-2023-28163, this time when choosing 'Save Link As', suggested filenames containing environment variable names would have resolved those↗2023-06-19
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GHSA
GHSA-xhrg-vc2x-xrcj: Similar to CVE-2023-28163, this time when choosing 'Save Link As', suggested filenames containing environment variable names would have resolved those↗2023-06-19
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OSV
CVE-2023-29545: Similar to CVE-2023-28163, this time when choosing 'Save Link As', suggested filenames containing environment variable names would have resolved those↗2023-06-19
▶
CVEList
CVE-2023-28163: When downloading files through the Save As dialog on Windows with suggested filenames containing environment variable names, Windows would have resolv↗2023-06-02
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OSV
CVE-2023-28163: When downloading files through the Save As dialog on Windows with suggested filenames containing environment variable names, Windows would have resolv↗2023-06-02
▶

📋Vendor Advisories

10
Red Hat
Mozilla: Windows Save As dialog resolved environment variables↗2023-04-11
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Red Hat
Mozilla: Windows Save As dialog resolved environment variables↗2023-03-14
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Debian
CVE-2023-28163: firefox - When downloading files through the Save As dialog on Windows with suggested file...↗2023
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Debian
CVE-2023-29545: firefox - Similar to CVE-2023-28163, this time when choosing 'Save Link As', suggested fil...↗2023
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Mozilla
Mozilla Foundation Security Advisory 2023-13: CVE-2023-28163↗
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💬Community

1
Bugzilla
Save file containing environment variables in "Save Link As" on Firefox 111 Windows↗2023-03-17
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CVE-2023-28163 — Sensitive Information Exposure | cvebase