Vulnerability Monitor

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CVE-2010-2660

Opera before 10.54 on Windows and Mac OS X, and before 10.60 on UNIX platforms, does not properly restrict certain uses of homograph characters in domain names, which makes it easier for remote attackers to spoof IDN domains via unspecified choices of characters.

Security Impact Summary

CVE-2010-2660 is a security vulnerability that . Impacting 4 products from opera, from microsoft, from apple and 1 other, organizations running these solutions should prioritize assessment and patching.

Historical Context

Documented in 2010, this vulnerability occurred amid the cloud computing expansion era, where traditional network perimeter security models were being reevaluated. Organizations were transitioning from isolated infrastructure to interconnected systems, creating new attack surfaces that vulnerabilities like this could exploit.

Published

2010-07-08T12:54:47.333

Last Modified

2025-04-11T00:51:21.963

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 4.3 (MEDIUM)

CVSSv2 Vector

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

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: PARTIAL
Availability Impact: NONE

Exploitability Score

8.6

Impact Score

2.9

Weaknesses

Type: Primary
CWE-264

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	opera	opera_browser	≤ 10.53	Yes
Application	opera	opera_browser	5.0	Yes
Application	opera	opera_browser	5.0	Yes
Application	opera	opera_browser	5.0	Yes
Application	opera	opera_browser	5.0	Yes
Application	opera	opera_browser	5.0	Yes
Application	opera	opera_browser	5.0	Yes
Application	opera	opera_browser	5.0	Yes
Application	opera	opera_browser	5.0	Yes
Application	opera	opera_browser	5.02	Yes
Application	opera	opera_browser	5.10	Yes
Application	opera	opera_browser	5.11	Yes
Application	opera	opera_browser	5.12	Yes
Application	opera	opera_browser	6.0	Yes
Application	opera	opera_browser	6.0	Yes
Application	opera	opera_browser	6.0	Yes
Application	opera	opera_browser	6.0	Yes
Application	opera	opera_browser	6.0	Yes
Application	opera	opera_browser	6.0	Yes
Application	opera	opera_browser	6.01	Yes
Application	opera	opera_browser	6.02	Yes
Application	opera	opera_browser	6.03	Yes
Application	opera	opera_browser	6.04	Yes
Application	opera	opera_browser	6.05	Yes
Application	opera	opera_browser	6.06	Yes
Application	opera	opera_browser	7.0	Yes
Application	opera	opera_browser	7.0	Yes
Application	opera	opera_browser	7.0	Yes
Application	opera	opera_browser	7.0	Yes
Application	opera	opera_browser	7.01	Yes
Application	opera	opera_browser	7.02	Yes
Application	opera	opera_browser	7.03	Yes
Application	opera	opera_browser	7.10	Yes
Application	opera	opera_browser	7.10	Yes
Application	opera	opera_browser	7.11	Yes
Application	opera	opera_browser	7.11	Yes
Application	opera	opera_browser	7.20	Yes
Application	opera	opera_browser	7.20	Yes
Application	opera	opera_browser	7.21	Yes
Application	opera	opera_browser	7.22	Yes
Application	opera	opera_browser	7.23	Yes
Application	opera	opera_browser	7.50	Yes
Application	opera	opera_browser	7.50	Yes
Application	opera	opera_browser	7.51	Yes
Application	opera	opera_browser	7.52	Yes
Application	opera	opera_browser	7.53	Yes
Application	opera	opera_browser	7.54	Yes
Application	opera	opera_browser	7.54	Yes
Application	opera	opera_browser	7.54	Yes
Application	opera	opera_browser	7.60	Yes
Application	opera	opera_browser	8.0	Yes
Application	opera	opera_browser	8.0	Yes
Application	opera	opera_browser	8.0	Yes
Application	opera	opera_browser	8.0	Yes
Application	opera	opera_browser	8.01	Yes
Application	opera	opera_browser	8.02	Yes
Application	opera	opera_browser	8.50	Yes
Application	opera	opera_browser	8.51	Yes
Application	opera	opera_browser	8.52	Yes
Application	opera	opera_browser	8.53	Yes
Application	opera	opera_browser	8.54	Yes
Application	opera	opera_browser	9.0	Yes
Application	opera	opera_browser	9.0	Yes
Application	opera	opera_browser	9.0	Yes
Application	opera	opera_browser	9.01	Yes
Application	opera	opera_browser	9.02	Yes
Application	opera	opera_browser	9.10	Yes
Application	opera	opera_browser	9.12	Yes
Application	opera	opera_browser	9.20	Yes
Application	opera	opera_browser	9.20	Yes
Application	opera	opera_browser	9.21	Yes
Application	opera	opera_browser	9.22	Yes
Application	opera	opera_browser	9.23	Yes
Application	opera	opera_browser	9.24	Yes
Application	opera	opera_browser	9.25	Yes
Application	opera	opera_browser	9.26	Yes
Application	opera	opera_browser	9.27	Yes
Application	opera	opera_browser	9.50	Yes
Application	opera	opera_browser	9.50	Yes
Application	opera	opera_browser	9.50	Yes
Application	opera	opera_browser	9.51	Yes
Application	opera	opera_browser	9.52	Yes
Application	opera	opera_browser	9.60	Yes
Application	opera	opera_browser	9.60	Yes
Application	opera	opera_browser	9.61	Yes
Application	opera	opera_browser	9.62	Yes
Application	opera	opera_browser	9.63	Yes
Application	opera	opera_browser	9.64	Yes
Application	opera	opera_browser	10.00	Yes
Application	opera	opera_browser	10.00	Yes
Application	opera	opera_browser	10.00	Yes
Application	opera	opera_browser	10.00	Yes
Application	opera	opera_browser	10.01	Yes
Application	opera	opera_browser	10.10	Yes
Application	opera	opera_browser	10.10	Yes
Application	opera	opera_browser	10.50	Yes
Application	opera	opera_browser	10.50	Yes
Application	opera	opera_browser	10.51	Yes
Application	opera	opera_browser	10.52	Yes
Operating System	microsoft	windows	*	No
Application	opera	opera_browser	≤ 10.53	Yes
Application	opera	opera_browser	6.0	Yes
Application	opera	opera_browser	6.0	Yes
Application	opera	opera_browser	6.0	Yes
Application	opera	opera_browser	6.0	Yes
Application	opera	opera_browser	6.02	Yes
Application	opera	opera_browser	6.03	Yes
Application	opera	opera_browser	7.50	Yes
Application	opera	opera_browser	7.50	Yes
Application	opera	opera_browser	7.51	Yes
Application	opera	opera_browser	7.52	Yes
Application	opera	opera_browser	7.53	Yes
Application	opera	opera_browser	7.54	Yes
Application	opera	opera_browser	7.54	Yes
Application	opera	opera_browser	7.54	Yes
Application	opera	opera_browser	8.0	Yes
Application	opera	opera_browser	8.01	Yes
Application	opera	opera_browser	8.02	Yes
Application	opera	opera_browser	8.50	Yes
Application	opera	opera_browser	8.51	Yes
Application	opera	opera_browser	8.52	Yes
Application	opera	opera_browser	8.54	Yes
Application	opera	opera_browser	9.0	Yes
Application	opera	opera_browser	9.0	Yes
Application	opera	opera_browser	9.0	Yes
Application	opera	opera_browser	9.01	Yes
Application	opera	opera_browser	9.02	Yes
Application	opera	opera_browser	9.10	Yes
Application	opera	opera_browser	9.20	Yes
Application	opera	opera_browser	9.20	Yes
Application	opera	opera_browser	9.21	Yes
Application	opera	opera_browser	9.22	Yes
Application	opera	opera_browser	9.23	Yes
Application	opera	opera_browser	9.24	Yes
Application	opera	opera_browser	9.25	Yes
Application	opera	opera_browser	9.26	Yes
Application	opera	opera_browser	9.27	Yes
Application	opera	opera_browser	9.50	Yes
Application	opera	opera_browser	9.50	Yes
Application	opera	opera_browser	9.50	Yes
Application	opera	opera_browser	9.51	Yes
Application	opera	opera_browser	9.52	Yes
Application	opera	opera_browser	9.60	Yes
Application	opera	opera_browser	9.60	Yes
Application	opera	opera_browser	9.61	Yes
Application	opera	opera_browser	9.62	Yes
Application	opera	opera_browser	9.63	Yes
Application	opera	opera_browser	9.64	Yes
Application	opera	opera_browser	10.00	Yes
Application	opera	opera_browser	10.00	Yes
Application	opera	opera_browser	10.00	Yes
Application	opera	opera_browser	10.00	Yes
Application	opera	opera_browser	10.01	Yes
Application	opera	opera_browser	10.10	Yes
Application	opera	opera_browser	10.10	Yes
Application	opera	opera_browser	10.50	Yes
Application	opera	opera_browser	10.52	Yes
Application	opera	opera_browser	10.52	Yes
Application	opera	opera_browser	10.52	Yes
Operating System	apple	mac_os_x	*	No
Application	opera	opera_browser	≤ 10.60	Yes
Application	opera	opera_browser	5.0	Yes
Application	opera	opera_browser	5.0	Yes
Application	opera	opera_browser	5.0	Yes
Application	opera	opera_browser	5.0	Yes
Application	opera	opera_browser	5.0	Yes
Application	opera	opera_browser	5.0	Yes
Application	opera	opera_browser	5.0	Yes
Application	opera	opera_browser	5.0	Yes
Application	opera	opera_browser	6.0	Yes
Application	opera	opera_browser	6.0	Yes
Application	opera	opera_browser	6.0	Yes
Application	opera	opera_browser	6.0	Yes
Application	opera	opera_browser	6.0	Yes
Application	opera	opera_browser	6.0	Yes
Application	opera	opera_browser	6.1	Yes
Application	opera	opera_browser	6.01	Yes
Application	opera	opera_browser	6.1	Yes
Application	opera	opera_browser	6.02	Yes
Application	opera	opera_browser	6.03	Yes
Application	opera	opera_browser	6.11	Yes
Application	opera	opera_browser	6.12	Yes
Application	opera	opera_browser	7.10	Yes
Application	opera	opera_browser	7.11	Yes
Application	opera	opera_browser	7.11	Yes
Application	opera	opera_browser	7.20	Yes
Application	opera	opera_browser	7.20	Yes
Application	opera	opera_browser	7.21	Yes
Application	opera	opera_browser	7.22	Yes
Application	opera	opera_browser	7.23	Yes
Application	opera	opera_browser	7.50	Yes
Application	opera	opera_browser	7.50	Yes
Application	opera	opera_browser	7.51	Yes
Application	opera	opera_browser	7.52	Yes
Application	opera	opera_browser	7.53	Yes
Application	opera	opera_browser	7.54	Yes
Application	opera	opera_browser	7.54	Yes
Application	opera	opera_browser	7.54	Yes
Application	opera	opera_browser	8.0	Yes
Application	opera	opera_browser	8.0	Yes
Application	opera	opera_browser	8.0	Yes
Application	opera	opera_browser	8.0	Yes
Application	opera	opera_browser	8.01	Yes
Application	opera	opera_browser	8.02	Yes
Application	opera	opera_browser	8.50	Yes
Application	opera	opera_browser	8.51	Yes
Application	opera	opera_browser	8.52	Yes
Application	opera	opera_browser	8.54	Yes
Application	opera	opera_browser	9.0	Yes
Application	opera	opera_browser	9.0	Yes
Application	opera	opera_browser	9.0	Yes
Application	opera	opera_browser	9.01	Yes
Application	opera	opera_browser	9.02	Yes
Application	opera	opera_browser	9.10	Yes
Application	opera	opera_browser	9.20	Yes
Application	opera	opera_browser	9.20	Yes
Application	opera	opera_browser	9.21	Yes
Application	opera	opera_browser	9.22	Yes
Application	opera	opera_browser	9.23	Yes
Application	opera	opera_browser	9.24	Yes
Application	opera	opera_browser	9.25	Yes
Application	opera	opera_browser	9.26	Yes
Application	opera	opera_browser	9.27	Yes
Application	opera	opera_browser	9.50	Yes
Application	opera	opera_browser	9.50	Yes
Application	opera	opera_browser	9.50	Yes
Application	opera	opera_browser	9.51	Yes
Application	opera	opera_browser	9.52	Yes
Application	opera	opera_browser	9.60	Yes
Application	opera	opera_browser	9.60	Yes
Application	opera	opera_browser	9.61	Yes
Application	opera	opera_browser	9.62	Yes
Application	opera	opera_browser	9.63	Yes
Application	opera	opera_browser	9.64	Yes
Application	opera	opera_browser	10.00	Yes
Application	opera	opera_browser	10.00	Yes
Application	opera	opera_browser	10.00	Yes
Application	opera	opera_browser	10.00	Yes
Application	opera	opera_browser	10.10	Yes
Application	opera	opera_browser	10.10	Yes
Application	opera	opera_browser	10.11	Yes
Application	opera	opera_browser	10.53	Yes
Operating System	unix	unix	*	No

References

http://secunia.com/advisories/40250 Vendor Advisory ([email protected])
http://www.opera.com/docs/changelogs/mac/1054/ ([email protected])
http://www.opera.com/docs/changelogs/unix/1060/ ([email protected])
http://www.opera.com/docs/changelogs/windows/1054/ ([email protected])
http://www.opera.com/support/search/view/961/ Vendor Advisory ([email protected])
http://www.securityfocus.com/bid/40973 ([email protected])
http://www.vupen.com/english/advisories/2010/1529 Patch, Vendor Advisory ([email protected])
http://www.vupen.com/english/advisories/2010/1673 Patch, Vendor Advisory ([email protected])
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11603 ([email protected])
http://secunia.com/advisories/40250 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.opera.com/docs/changelogs/mac/1054/ (af854a3a-2127-422b-91ae-364da2661108)
http://www.opera.com/docs/changelogs/unix/1060/ (af854a3a-2127-422b-91ae-364da2661108)
http://www.opera.com/docs/changelogs/windows/1054/ (af854a3a-2127-422b-91ae-364da2661108)
http://www.opera.com/support/search/view/961/ Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/40973 (af854a3a-2127-422b-91ae-364da2661108)
http://www.vupen.com/english/advisories/2010/1529 Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.vupen.com/english/advisories/2010/1673 Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11603 (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For opera's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.