CVE-2015-4481

lowpriority · track · 23EPSS 0.008 · 56 %ileexploit · functionalEURUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

1 exploit · functional

Likely / severe?

0.80% (56th) EPSS

CVSS 3.3 · low

Is it mine?

11 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

EPSS · scored 2026-10-27

Race condition in the Mozilla Maintenance Service in Mozilla Firefox before 40.0 and Firefox ESR 38.x before 38.2 on Windows allows local users to write to arbitrary files and consequently gain privileges via vectors involving a hard link to a log file during an update.

cvss

Technical severity, 0–10. One row per scoring source.

3.3

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.03.3lowAV:L/AC:M/Au:N/C:N/I:P/A:Pprimary · NVD / NIST USexploitability 3.4 · impact 4.9

v2.03.3lowAV:L/AC:M/Au:N/C:N/I:P/A:Psecondary · FSTEC (BDU) RU

v2.03lowAV:L/AC:M/Au:N/C:N/I:P/A:P/E:POCsecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-362USprimaryCWE-362US

exploits (1)

Public proof-of-concept and weaponised exploit code.

EDB-37925Mozilla - Maintenance Service Log File Overwrite Privilege Escalationfunctional · exploit_db

affected products (11)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
Mozilla Corp. Firefox≤ 40fstec_bduRU
Mozilla Corp. Firefox ESR≤ 38.2fstec_bduRU
mozilla firefox≤ 39.0.3nvdUScpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
mozilla firefox= 38.0nvdUScpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
mozilla firefox= 38.0.1nvdUScpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
mozilla firefox= 38.0.5nvdUScpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
mozilla firefox= 38.1.0nvdUScpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
opensuse opensuse= 13.1nvdUScpe:2.3:o:opensuse:opensuse:*:*:*:*:*:*:*:*
opensuse opensuse= 13.2nvdUScpe:2.3:o:opensuse:opensuse:*:*:*:*:*:*:*:*
oracle solaris= 11.3nvdUScpe:2.3:o:oracle:solaris:*:*:*:*:*:*:*:*

also known as (5)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu nvd NVD CVE.org MITRE

published 2015-08-16modified 2026-06-17

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+4134 more

references (24)

External citations — patches, advisories, analysis.

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