Opera Web Browser 6.05/6.06 URL Username memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.6$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Opera Web Browser 6.05/6.06. Affected by this issue is some unknown functionality of the component URL Handler. Such manipulation as part of Username leads to memory corruption. This vulnerability is listed as CVE-2003-1387. In addition, an exploit is available.

Detailsinfo

A vulnerability was found in Opera Web Browser 6.05/6.06 (Web Browser) and classified as critical. Affected by this issue is an unknown function of the component URL Handler. The manipulation as part of a Username leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Buffer overflow in Opera 6.05 and 6.06, and possibly other versions, allows remote attackers to execute arbitrary code via a URL with a long username.

The weakness was presented 12/31/2003 (Website). The advisory is shared for download at securityfocus.com. This vulnerability is handled as CVE-2003-1387 since 10/18/2007. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details are unknown but a public exploit is available.

The exploit is available at securityfocus.com. It is declared as proof-of-concept. As 0-day the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 11404 (Opera < 7.03 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (11281), Exploit-DB (22239), Tenable (11404) and SecurityFocus (BID 6811†). See VDB-20056 and VDB-21318 for similar entries. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 11404
Nessus Name: Opera < 7.03 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/10/2003 🔍
12/31/2003 +324 days 🔍
12/31/2003 +0 days 🔍
10/18/2007 +1387 days 🔍
08/30/2014 +2508 days 🔍
02/02/2025 +3809 days 🔍

Sourcesinfo

Vendor: opera.com

Advisory: securityfocus.com⛔
Status: Not defined

CVE: CVE-2003-1387 (🔍)
GCVE (CVE): GCVE-0-2003-1387
GCVE (VulDB): GCVE-100-21308
X-Force: 11281
SecurityFocus: 6811 - Opera Username URI Warning Dialog Buffer Overflow Vulnerability

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 08/30/2014 22:58
Updated: 02/02/2025 10:43
Changes: 08/30/2014 22:58 (54), 07/04/2017 09:11 (7), 06/29/2021 12:01 (3), 02/02/2025 10:43 (19)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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