MEDIUM
Opera before 11.50 allows remote attackers to cause a denial of service (disk consumption) via invalid URLs that trigger creation of error pages
Published Jul 1, 2011
4.3
MEDIUMCVSS 2.0
EPSS 2.59%
Description
Opera before 11.50 allows remote attackers to cause a denial of service (disk consumption) via invalid URLs that trigger creation of error pages.
Affected products
No data.
OR
- ≤ 11.50
- 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
- 11.00
- 11.00
- 11.01
- 11.10
- 11.10
- 11.10
- 11.11
- 11.50
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.
4.3 MEDIUM NVD
AV:N/AC:M/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
2.59% 0.02587
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.02587
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 (8 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.59% (0.02587) | 84.71th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.59% (0.02587) | 83.19th | v5 (v2026.06.15) |
| Mar 17, 2025 | 2.02% (0.02017) | 82.55th | v4 (v2025.03.14) |
| Dec 12, 2024 | 3.59% (0.03594) | 92.01th | v3 (v2023.03.01) |
| Mar 7, 2023 | 3.59% (0.03594) | 90.20th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.96% (0.01955) | 78.47th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.96% (0.01955) | 76.59th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.96% (0.01955) | 55.71th | v2 (v2022.01.01) |
Weaknesses (1)
References (10)
- http://jvn.jp/en/jp/JVN47757122/index.html third-party-advisoryx_refsource_JVN
- http://jvndb.jvn.jp/ja/contents/2011/JVNDB-2011-000049.html third-party-advisoryx_refsource_JVNDB
- http://secunia.com/advisories/45060 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://www.opera.com/docs/changelogs/mac/1150/ x_refsource_CONFIRM
- http://www.opera.com/docs/changelogs/unix/1150/ x_refsource_CONFIRM
- http://www.opera.com/docs/changelogs/windows/1150/ x_refsource_CONFIRM
- http://www.opera.com/support/kb/view/996/ x_refsource_CONFIRM
- http://www.osvdb.org/73486 vdb-entryx_refsource_OSVDB
- http://www.securityfocus.com/bid/48501 vdb-entryx_refsource_BID
- https://exchange.xforce.ibmcloud.com/vulnerabilities/68323 vdb-entryx_refsource_XF
| Link | Providers | Tags |
|---|---|---|
| http://jvn.jp/en/jp/JVN47757122/index.html | third-party-advisoryx_refsource_JVN | |
| http://jvndb.jvn.jp/ja/contents/2011/JVNDB-2011-000049.html | third-party-advisoryx_refsource_JVNDB | |
| http://secunia.com/advisories/45060 | third-party-advisoryx_refsource_SECUNIAVendor Advisory | |
| http://www.opera.com/docs/changelogs/mac/1150/ | x_refsource_CONFIRM | |
| http://www.opera.com/docs/changelogs/unix/1150/ | x_refsource_CONFIRM | |
| http://www.opera.com/docs/changelogs/windows/1150/ | x_refsource_CONFIRM | |
| http://www.opera.com/support/kb/view/996/ | x_refsource_CONFIRM | |
| http://www.osvdb.org/73486 | vdb-entryx_refsource_OSVDB | |
| http://www.securityfocus.com/bid/48501 | vdb-entryx_refsource_BID | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/68323 | vdb-entryx_refsource_XF |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner jpcert
Published Jul 1, 2011
Updated Aug 6, 2024
Reserved Mar 9, 2011
Link CVE-2011-1337
CISA Vulnrichment
Updated n/a