HIGH
Integer truncation error in opera.dll in Opera before 11.01 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via an HTML form with a select element that contains a large number of children
Published Jan 31, 2011
9.3
HIGHCVSS 2.0
EPSS 5.64%
Description
Integer truncation error in opera.dll in Opera before 11.01 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via an HTML form with a select element that contains a large number of children.
Affected products
No data.
OR
- ≤ 11.00
- 5.0
- 5.0
- 5.0
- 5.0
- 5.0
- 5.0
- 5.0
- 5.0
- 5.02
- 5.10
- 5.11
- 5.12
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.1
- 6.01
- 6.1
- 6.02
- 6.03
- 6.04
- 6.05
- 6.06
- 6.11
- 6.12
- 7.0
- 7.0
- 7.0
- 7.0
- 7.01
- 7.02
- 7.03
- 7.10
- 7.10
- 7.11
- 7.11
- 7.20
- 7.20
- 7.21
- 7.22
- 7.23
- 7.50
- 7.50
- 7.51
- 7.52
- 7.53
- 7.54
- 7.54
- 7.54
- 7.60
- 8.0
- 8.0
- 8.0
- 8.0
- 8.01
- 8.02
- 8.50
- 8.51
- 8.52
- 8.53
- 8.54
- 9.0
- 9.0
- 9.0
- 9.01
- 9.02
- 9.10
- 9.12
- 9.20
- 9.20
- 9.21
- 9.22
- 9.23
- 9.24
- 9.25
- 9.26
- 9.27
- 9.50
- 9.50
- 9.50
- 9.51
- 9.52
- 9.60
- 9.60
- 9.61
- 9.62
- 9.63
- 9.64
- 10.00
- 10.00
- 10.00
- 10.00
- 10.01
- 10.10
- 10.10
- 10.50
- 10.50
- 10.50
- 10.51
- 10.52
- 10.53
- 10.53
- 10.54
- 10.60
- 10.60
- 10.61
- 10.62
- 10.63
- 11.00
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
9.3 HIGH NVD
AV:N/AC:M/Au:N/C:C/I:C/A:C
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
5.64% 0.05637
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.05637
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 5.64% (0.05637) | 92.71th | v5 (v2026.06.15) |
| Jun 15, 2026 | 5.64% (0.05637) | 91.93th | v5 (v2026.06.15) |
| Apr 26, 2026 | 10.96% (0.10956) | 93.44th | v4 (v2025.03.14) |
| Mar 2, 2026 | 14.18% (0.14180) | 94.27th | v4 (v2025.03.14) |
| Mar 17, 2025 | 11.63% (0.11628) | 93.10th | v4 (v2025.03.14) |
| Dec 12, 2024 | 4.86% (0.04857) | 93.05th | v3 (v2023.03.01) |
| Nov 8, 2023 | 4.86% (0.04857) | 91.88th | v3 (v2023.03.01) |
| Sep 21, 2023 | 4.95% (0.04951) | 91.87th | v3 (v2023.03.01) |
| Aug 1, 2023 | 4.70% (0.04696) | 91.53th | v3 (v2023.03.01) |
| Mar 7, 2023 | 4.50% (0.04497) | 91.16th | v3 (v2023.03.01) |
| Mar 6, 2023 | 6.60% (0.06604) | 91.53th | v2 (v2022.01.01) |
| Apr 1, 2022 | 6.60% (0.06604) | 90.72th | v2 (v2022.01.01) |
| Feb 4, 2022 | 6.60% (0.06604) | 78.62th | v2 (v2022.01.01) |
Weaknesses (1)
References (10)
- http://osvdb.org/70728 vdb-entryx_refsource_OSVDB
- http://secunia.com/advisories/43023 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://www.opera.com/docs/changelogs/mac/1101/ x_refsource_CONFIRM
- http://www.opera.com/docs/changelogs/unix/1101/ x_refsource_CONFIRM
- http://www.opera.com/docs/changelogs/windows/1101/ x_refsource_CONFIRM
- http://www.opera.com/support/kb/view/982/ x_refsource_CONFIRMVendor Advisory
- http://www.securityfocus.com/bid/46036 vdb-entryx_refsource_BID
- http://www.vupen.com/english/advisories/2011/0231 vdb-entryx_refsource_VUPENVendor Advisory
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12636 vdb-entrysignaturex_refsource_OVAL
- https://www.alternativ-testing.fr/blog/index.php?post/2011/%5BCVE-XXXX-XXXX%5D-Opera-11-Integer-Truncation-Vulnerability x_refsource_MISC
| Link | Providers | Tags |
|---|---|---|
| http://osvdb.org/70728 | vdb-entryx_refsource_OSVDB | |
| http://secunia.com/advisories/43023 | third-party-advisoryx_refsource_SECUNIAVendor Advisory | |
| http://www.opera.com/docs/changelogs/mac/1101/ | x_refsource_CONFIRM | |
| http://www.opera.com/docs/changelogs/unix/1101/ | x_refsource_CONFIRM | |
| http://www.opera.com/docs/changelogs/windows/1101/ | x_refsource_CONFIRM | |
| http://www.opera.com/support/kb/view/982/ | x_refsource_CONFIRMVendor Advisory | |
| http://www.securityfocus.com/bid/46036 | vdb-entryx_refsource_BID | |
| http://www.vupen.com/english/advisories/2011/0231 | vdb-entryx_refsource_VUPENVendor Advisory | |
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12636 | vdb-entrysignaturex_refsource_OVAL | |
| https://www.alternativ-testing.fr/blog/index.php?post/2011/%5BCVE-XXXX-XXXX%5D-Opera-11-Integer-Truncation-Vulnerability | x_refsource_MISC |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Jan 31, 2011
Updated Aug 6, 2024
Reserved Jan 31, 2011
Link CVE-2011-0682
CISA Vulnrichment
Updated n/a