CVE-2005-2916 — Linksys WRT54G 3.01.03, 3.03.6, 4.00.7, and possibly other versions before 4.20.7, does not verify user authentication until after an HTTP POST request has been processed, which allows remote attackers to (1) modify configuration using restore.cgi or (2) upload new firmware using upgrade.cgi

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MEDIUM

Linksys WRT54G 3.01.03, 3.03.6, 4.00.7, and possibly other versions before 4.20.7, does not verify user authentication until after an HTTP POST request has been processed, which allows remote attackers to (1) modify configuration using restore.cgi or (2) upload new firmware using upgrade.cgi

Published Sep 14, 2005

5.0

MEDIUM

CVSS 2.0

EPSS 1.08%

Description

Linksys WRT54G 3.01.03, 3.03.6, 4.00.7, and possibly other versions before 4.20.7, does not verify user authentication until after an HTTP POST request has been processed, which allows remote attackers to (1) modify configuration using restore.cgi or (2) upload new firmware using upgrade.cgi.

Affected products

Remediation

No remediation recorded yet.

Metrics

1.08% 0.01081

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.01081

Score over time

2022–2026

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (13 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	1.08% (0.01081)	63.90th	v5 (v2026.06.15)
Jun 15, 2026	1.08% (0.01081)	60.68th	v5 (v2026.06.15)
Mar 17, 2025	0.45% (0.00447)	61.41th	v4 (v2025.03.14)
Dec 12, 2024	0.24% (0.00244)	65.00th	v3 (v2023.03.01)
Apr 25, 2024	0.16% (0.00163)	52.29th	v3 (v2023.03.01)
Mar 15, 2024	0.14% (0.00138)	48.31th	v3 (v2023.03.01)
Feb 8, 2024	0.13% (0.00125)	45.74th	v3 (v2023.03.01)
May 21, 2023	0.34% (0.00340)	67.14th	v3 (v2023.03.01)
Mar 7, 2023	0.33% (0.00331)	66.44th	v3 (v2023.03.01)
Mar 6, 2023	1.05% (0.01055)	52.13th	v2 (v2022.01.01)
Sep 17, 2022	1.05% (0.01055)	50.47th	v2 (v2022.01.01)
Apr 1, 2022	1.05% (0.01055)	48.43th	v2 (v2022.01.01)
Feb 4, 2022	1.05% (0.01055)	27.52th	v2 (v2022.01.01)

Weaknesses (0)

No CWE recorded.

References (2)

http://www.idefense.com/application/poi/display?id=306&type=vulnerabilities
third-party-advisoryx_refsource_IDEFENSEPatchVendor Advisory
http://www.idefense.com/application/poi/display?id=307&type=vulnerabilities
third-party-advisoryx_refsource_IDEFENSEPatchVendor Advisory

Link	Providers	Tags
http://www.idefense.com/application/poi/display?id=306&type=vulnerabilities		third-party-advisoryx_refsource_IDEFENSEPatchVendor Advisory
http://www.idefense.com/application/poi/display?id=307&type=vulnerabilities		third-party-advisoryx_refsource_IDEFENSEPatchVendor Advisory

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Sep 14, 2005

Updated Sep 17, 2024

Reserved Sep 14, 2005

Link CVE-2005-2916

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-2005-2916

Red Hat

Severity n/a

Public date n/a

Links CVE-2005-2916