CVE-2010-1349

Opera 10.10-10.50 - Remote Code Execution via Large Content-Length Header

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2010-1349. PoCs published by Marcin Ressel.

AI-analyzed exploit summary This exploit targets an integer overflow vulnerability in Opera 10.10-10.50, leading to out-of-bounds array access. The PoC sends a malformed HTTP response with an excessively large Content-Length value to trigger the overflow.

Description

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.

Exploits (1)

exploitdb WORKING POC
by Marcin Ressel · phpdoswindows
https://www.exploit-db.com/exploits/11622

This exploit targets an integer overflow vulnerability in Opera 10.10-10.50, leading to out-of-bounds array access. The PoC sends a malformed HTTP response with an excessively large Content-Length value to trigger the overflow.

Classification
Working Poc 90%
Attack Type
Dos
Complexity
Moderate
Reliability
Reliable
Target: Opera 10.10 - 10.50
No auth needed
Prerequisites: Network access to the target system · Opera browser version 10.10-10.50
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (9)

Core 9
Core References
Exploit, Patch vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/38519
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id?1023690
Vendor Advisory x_refsource_confirm
http://www.opera.com/support/kb/view/948/
Exploit exploit x_refsource_exploit-db
http://www.exploit-db.com/exploits/11622
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/56673
Third Party Advisory, VDB Entry vdb-entry x_refsource_osvdb
http://osvdb.org/62714
Patch, Vendor Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2010/0529
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/38820

Scores

EPSS 0.1979
EPSS Percentile 97.1%

Details

CWE
CWE-189
Status published
Products (2)
opera/opera_browser 10.10
opera/opera_browser 10.50 (3 CPE variants)
Published Apr 12, 2010
Tracked Since Feb 18, 2026