CVE-2011-4661

CVSS V2 Medium 4.3 CVSS V3 High 7.5

Description

A memory leak vulnerability exists in Cisco IOS before 15.2(1)T due to a memory leak in the HTTP PROXY Server process (aka CSCtu52820), when configured with Cisco ISR Web Security with Cisco ScanSafe and User Authenticaiton NTLM configured.

Overview

CVE ID
CVE-2011-4661

Assigner
ykramarz@cisco.com

Vulnerability Status
Analyzed

Published Version
2020-02-12T17:15:11

Last Modified Date
2020-03-02T15:10:50

Weakness Enumerations

CWE	URL
CWE-772	http://cwe.mitre.org/data/definitions/772.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:o:cisco:ios::::::::	1	OR		15.2\(1\)t

CVSS Version 2

Version
2.0

Vector String
AV:N/AC:M/Au:N/C:N/I:N/A:P

Access Vector
NETWORK

Access Compatibility
MEDIUM

Authentication
NONE

Confidentiality Impact
NONE

Integrity Impact
NONE

Availability Impact
PARTIAL

Base Score
4.3

Severity
MEDIUM

Exploitability Score
8.6

Impact Score
2.9

CVSS Version 3

Version
3.1

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

Attack Vector
NETWORK

Attack Compatibility
LOW

Privileges Required
NONE

User Interaction
NONE

Scope
UNCHANGED

Confidentiality Impact
NONE

Availability Impact
HIGH

Base Score
7.5

Base Severity
HIGH

Exploitability Score
3.9

Impact Score
3.6

References

Reference URL	Reference Tags
https://www.cisco.com/c/en/us/td/docs/ios/15_2m_and_t/release/notes/15_2m_and_t/152-1TCAVS.html	Vendor Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2011-4661
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-4661

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 16:48:32				Added to TrackCVE
2022-12-04 11:12:52	psirt@cisco.com	ykramarz@cisco.com	CVE Assigner	updated
2022-12-04 11:12:52	2020-02-12T17:15Z	2020-02-12T17:15:11	CVE Published Date	updated
2022-12-04 11:12:52		2020-03-02T15:10:50	CVE Modified Date	updated
2022-12-04 11:12:52		Analyzed	Vulnerability Status	updated