Opera Web Browser 9.62 on Windows memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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A vulnerability, which was classified as very critical, has been found in Opera Web Browser 9.62 on Windows (Web Browser). Affected by this issue is some unknown processing. The manipulation with an unknown input 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:

Heap-based buffer overflow in Opera 9.62 on Windows allows remote attackers to execute arbitrary code via a long file:// URI. NOTE: this might overlap CVE-2008-5680.

The weakness was presented 11/15/2008. This vulnerability is handled as CVE-2008-5178. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. Technical details are unknown but an exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 08/03/2021).

After 2 days, there has been an exploit disclosed. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 35185 (Opera < 9.63 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. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 8915.

The vulnerability is also documented in the databases at X-Force (46653) and Tenable (35185). See 60880 for similar entry.







CPE 2.3info

CPE 2.2info


VulDB Meta Base Score: 9.6
VulDB Meta Temp Score: 9.1

VulDB Base Score: 9.6
VulDB Temp Score: 9.1
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Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: No
Remote: Yes

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

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Nessus ID: 35185
Nessus Name: Opera < 9.63 Multiple Vulnerabilities
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OpenVAS ID: 63044
OpenVAS Name: FreeBSD Ports: opera, linux-opera
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Saint ID: exploit_info/opera_file_uri
Saint Name: Opera file URI buffer overflow

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Recommended: no mitigation known
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11/15/2008 🔍
11/17/2008 +1 days 🔍
11/17/2008 +0 days 🔍
11/18/2008 +1 days 🔍
11/20/2008 +1 days 🔍
11/20/2008 +0 days 🔍
11/20/2008 +0 days 🔍
12/03/2008 +13 days 🔍
12/16/2008 +13 days 🔍
03/17/2015 +2282 days 🔍
08/03/2021 +2331 days 🔍


Vendor: opera.com

Status: Not defined
Confirmation: 🔍

CVE: CVE-2008-5178 (🔍)
X-Force: 46653
Vulnerability Center: 20125 - Opera <= 9.62 Buffer Overflow Remote DoS and Code Execution via a Long file:// URI., High
SecurityFocus: 32323
OSVDB: 49882 - Opera on Windows file:// URI Handling Overflow

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


Created: 03/17/2015 04:11 PM
Updated: 08/03/2021 09:38 AM
Changes: 03/17/2015 04:11 PM (43), 04/22/2019 10:48 AM (28), 08/03/2021 09:28 AM (3), 08/03/2021 09:30 AM (7), 08/03/2021 09:34 AM (2), 08/03/2021 09:38 AM (1)
Complete: 🔍


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