CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
9.4	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical has been found in Opera Web Browser up to 10.50. This affects an unknown part. This manipulation causes numeric error. This vulnerability is handled as CVE-2010-1349. Additionally, an exploit exists. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Detailsinfo

A vulnerability has been found in Opera Web Browser up to 10.50 (Web Browser) and classified as very critical. Affected by this vulnerability is some unknown processing. The manipulation with an unknown input leads to a numeric error vulnerability. The CWE definition for the vulnerability is CWE-189. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Integer overflow in Opera 10.10 through 10.50 allows remote attackers to execute arbitrary code via a large Content-Length value, which triggers a heap overflow.

The weakness was released 03/04/2010 by Marcin Ressel (Website). The advisory is shared at vupen.com. This vulnerability is known as CVE-2010-1349 since 04/12/2010. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are unknown but a public exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 01/26/2025).

A public exploit has been developed by Marcin Ressel and been published before and not just after the advisory. It is possible to download the exploit at securityfocus.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 59631 (GLSA-201206-03 : Opera: Multiple vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gentoo Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 116959 (Opera Web Browser "Content-Length" Buffer Overflow Vulnerability).

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 9761.

The vulnerability is also documented in the databases at X-Force (56673), Exploit-DB (11622), Tenable (59631), SecurityFocus (BID 38519†) and OSVDB (62714†). Entries connected to this vulnerability are available at VDB-4967, VDB-4968, VDB-4969 and VDB-4970. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

• Web Browser

Vendor

• Opera

Name

• Web Browser

Version

• 10.0
• 10.1
• 10.2
• 10.3
• 10.4
• 10.5
• 10.6
• 10.7
• 10.8
• 10.9
• 10.10
• 10.11
• 10.12
• 10.13
• 10.14
• 10.15
• 10.16
• 10.17
• 10.18
• 10.19
• 10.20
• 10.21
• 10.22
• 10.23
• 10.24
• 10.25
• 10.26
• 10.27
• 10.28
• 10.29
• 10.30
• 10.31
• 10.32
• 10.33
• 10.34
• 10.35
• 10.36
• 10.37
• 10.38
• 10.39
• 10.40
• 10.41
• 10.42
• 10.43
• 10.44
• 10.45
• 10.46
• 10.47
• 10.48
• 10.49
• 10.50

License

• free

Website

• Vendor: https://www.opera.com/

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.4

VulDB Base Score: 10.0
VulDB Temp Score: 9.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Numeric error
CWE: CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Marcin Ressel
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 59631
Nessus Name: GLSA-201206-03 : Opera: Multiple vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 801318
OpenVAS Name: Opera Browser Content-Length Header Buffer Overflow Vulnerability (Linux)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍
TippingPoint: 🔍

McAfee IPS: 🔍
McAfee IPS Version: 🔍

ISS Proventia IPS: 🔍
Fortigate IPS: 🔍

Timelineinfo

12/04/2009 🔍
03/03/2010 +89 days 🔍
03/03/2010 +0 days 🔍
03/03/2010 +0 days 🔍
03/04/2010 +1 days 🔍
03/04/2010 +0 days 🔍
03/05/2010 +0 days 🔍
03/09/2010 +4 days 🔍
04/12/2010 +34 days 🔍
04/12/2010 +0 days 🔍
03/19/2015 +1802 days 🔍
01/26/2025 +3601 days 🔍

Sourcesinfo

Vendor: opera.com

Advisory: vupen.com⛔
Researcher: Marcin Ressel
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2010-1349 (🔍)
GCVE (CVE): GCVE-0-2010-1349
GCVE (VulDB): GCVE-100-52681
X-Force: 56673
SecurityFocus: 38519 - Opera Web Browser 'Content-Length' Header Integer Overflow Vulnerability
Secunia: 38820
OSVDB: 62714 - Opera HTTP Content-Length Header Handling Remote Overflow
SecurityTracker: 1023690 - Opera Integer Overflow in Processing HTTP 'Content-Length' Reponses Lets Remote Users Execute Arbitrary Code
Vulnerability Center: 25014 - Opera \x3C\x3D 10.50 HTTP Long Content-Length Header Remote Arbitrary Code Execution Vulnerability, Medium
Vupen: ADV-2010-0529

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

Entryinfo

Created: 03/19/2015 12:22 PM
Updated: 01/26/2025 06:07 AM
Changes: 03/19/2015 12:22 PM (65), 02/21/2017 05:33 PM (25), 09/07/2021 03:05 PM (2), 01/26/2025 06:07 AM (17)
Complete: 🔍
Cache ID: 244:9C7:40

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