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CVE-2023-25734

UNKNOWN
Published 2023-06-02T00:00:00
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Expert Analysis

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CVSS Score

V3.1
8.1
/10
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.002
probability
of exploitation in the wild

There is a 0.2% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.387
Higher than 38.7% of all CVEs

Attack Vector Metrics

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED

Impact Metrics

Confidentiality
HIGH
Integrity
HIGH
Availability
NONE

Description

After downloading a Windows <code>.url</code> shortcut from the local filesystem, an attacker could supply a remote path that would lead to unexpected network requests from the operating system. This also had the potential to leak NTLM credentials to the resource.<br>*This bug only affects Firefox on Windows. Other operating systems are unaffected.*. This vulnerability affects Firefox < 110, Thunderbird < 102.8, and Firefox ESR < 102.8.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

Mozilla

Firefox

Affected Versions:

unspecified
Mozilla

Thunderbird

Affected Versions:

unspecified
Mozilla

Firefox ESR

Affected Versions:

unspecified

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed HIGH

GHSA-wpvr-v2cc-f6qx

Advisory Details

After downloading a Windows <code>.url</code> shortcut from the local filesystem, an attacker could supply a remote path that would lead to unexpected network requests from the operating system. This also had the potential to leak NTLM credentials to the resource.<br>*This bug only affects Firefox on Windows. Other operating systems are unaffected.*. This vulnerability affects Firefox < 110, Thunderbird < 102.8, and Firefox ESR < 102.8.

CVSS Scoring

CVSS Score

7.5

CVSS Vector

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

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2023-25734
WEB https://bugzilla.mozilla.org/show_bug.cgi?id=1784451
WEB https://bugzilla.mozilla.org/show_bug.cgi?id=1809923
WEB https://bugzilla.mozilla.org/show_bug.cgi?id=1810143
WEB https://bugzilla.mozilla.org/show_bug.cgi?id=1812338
WEB https://www.mozilla.org/security/advisories/mfsa2023-05
WEB https://www.mozilla.org/security/advisories/mfsa2023-06
WEB https://www.mozilla.org/security/advisories/mfsa2023-07

Advisory provided by GitHub Security Advisory Database. Published: June 2, 2023, Modified: April 4, 2024

References

https://www.mozilla.org/security/advisories/mfsa2023-06/
https://www.mozilla.org/security/advisories/mfsa2023-05/
https://www.mozilla.org/security/advisories/mfsa2023-07/
https://bugzilla.mozilla.org/show_bug.cgi?id=1809923
https://bugzilla.mozilla.org/show_bug.cgi?id=1784451
https://bugzilla.mozilla.org/show_bug.cgi?id=1810143
https://bugzilla.mozilla.org/show_bug.cgi?id=1812338
Published: 2023-06-02T00:00:00
Last Modified: 2025-01-09T21:03:44.768Z
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