CVE-2010-1349

Severity: critical (CVSS 10.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 19.8% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2010-04-12 · updated 2026-06-16
Weakness: CWE-189

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.

Affected products

Opera Browser: 10.10, 10.50, 10.50-beta_1, 10.50-beta_2

References

http://my.opera.com/securitygroup/blog/2010/03/09/the-malformed-content-length-header-security-issue
http://osvdb.org/62714
http://secunia.com/advisories/38820
http://www.exploit-db.com/exploits/11622
http://www.opera.com/support/kb/view/948/
http://www.securityfocus.com/bid/38519
http://www.securitytracker.com/id?1023690
http://www.vupen.com/english/advisories/2010/0529
https://exchange.xforce.ibmcloud.com/vulnerabilities/56673
http://my.opera.com/securitygroup/blog/2010/03/09/the-malformed-content-length-header-security-issue
http://osvdb.org/62714
http://secunia.com/advisories/38820

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