CVE-2007-4632 — Cisco IOS 12.2E, 12.2F, and 12.2S places a "no login" line into the VTY configuration when an administrator makes certain changes to a (1) VTY/AUX or (2) CONSOLE setting on a device without AAA enabled, which allows remote attackers to bypass authentication and obtain a terminal session, a different vulnerability than CVE-1999-0293 and CVE-2005-2105

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MEDIUM

Cisco IOS 12.2E, 12.2F, and 12.2S places a "no login" line into the VTY configuration when an administrator makes certain changes to a (1) VTY/AUX or (2) CONSOLE setting on a device without AAA enabled, which allows remote attackers to bypass authentication and obtain a terminal session, a different vulnerability than CVE-1999-0293 and CVE-2005-2105

Published Aug 31, 2007

4.3

MEDIUM

CVSS 2.0

EPSS 0.64%

Description

Cisco IOS 12.2E, 12.2F, and 12.2S places a "no login" line into the VTY configuration when an administrator makes certain changes to a (1) VTY/AUX or (2) CONSOLE setting on a device without AAA enabled, which allows remote attackers to bypass authentication and obtain a terminal session, a different vulnerability than CVE-1999-0293 and CVE-2005-2105.

Affected products

Remediation

No remediation recorded yet.

Metrics

0.64% 0.00641

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

EPSS probability 0.00641

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	0.64% (0.00641)	48.79th	v5 (v2026.06.15)
Jun 15, 2026	0.64% (0.00641)	45.71th	v5 (v2026.06.15)
Mar 17, 2025	0.21% (0.00209)	41.29th	v4 (v2025.03.14)
Dec 12, 2024	0.44% (0.00441)	75.68th	v3 (v2023.03.01)
May 27, 2024	0.44% (0.00441)	74.83th	v3 (v2023.03.01)
Apr 19, 2024	0.43% (0.00430)	74.20th	v3 (v2023.03.01)
Mar 2, 2024	0.42% (0.00423)	73.71th	v3 (v2023.03.01)
Feb 2, 2024	0.42% (0.00423)	71.71th	v3 (v2023.03.01)
Mar 7, 2023	0.35% (0.00352)	67.44th	v3 (v2023.03.01)
Mar 6, 2023	1.14% (0.01136)	59.45th	v2 (v2022.01.01)
Oct 18, 2022	1.14% (0.01136)	58.28th	v2 (v2022.01.01)
Apr 1, 2022	1.14% (0.01136)	56.27th	v2 (v2022.01.01)
Feb 4, 2022	1.14% (0.01136)	34.23th	v2 (v2022.01.01)

Weaknesses (1)

CWE-287

Improper Authentication

References (3)

http://www.cisco.com/en/US/products/products_security_response09186a00808ae4ca.html
vendor-advisoryx_refsource_CISCOPatchVendor Advisory
http://www.securityfocus.com/bid/25482
vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5866
vdb-entrysignaturex_refsource_OVALThird Party Advisory

Link	Providers	Tags
http://www.cisco.com/en/US/products/products_security_response09186a00808ae4ca.html		vendor-advisoryx_refsource_CISCOPatchVendor Advisory
http://www.securityfocus.com/bid/25482		vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5866		vdb-entrysignaturex_refsource_OVALThird Party Advisory

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Aug 31, 2007

Updated Aug 7, 2024

Reserved Aug 31, 2007

Link CVE-2007-4632

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-2007-4632

Red Hat

Severity n/a

Public date n/a

Links CVE-2007-4632