Integer overflow in the JavaScript engine in Avant Browser 11.7 Build 9 and earlier allows remote attackers to cause a denial of service (application crash) by attempting to URL encode a string containing many instances of an invalid character
Published Sep 22, 2008
4.3
MEDIUMCVSS 2.0
EPSS 2.18%
Description
Integer overflow in the JavaScript engine in Avant Browser 11.7 Build 9 and earlier allows remote attackers to cause a denial of service (application crash) by attempting to URL encode a string containing many instances of an invalid character.
Affected products
No data.
- ≤ 11.7
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.
AV:N/AC:M/Au:N/C:N/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
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 (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.18% (0.02184) | 81.73th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.18% (0.02184) | 79.97th | v5 (v2026.06.15) |
| Feb 14, 2026 | 5.63% (0.05630) | 90.14th | v4 (v2025.03.14) |
| Mar 17, 2025 | 3.68% (0.03684) | 87.13th | v4 (v2025.03.14) |
| Dec 12, 2024 | 2.13% (0.02134) | 89.67th | v3 (v2023.03.01) |
| Jul 19, 2024 | 2.91% (0.02909) | 90.92th | v3 (v2023.03.01) |
| May 3, 2023 | 3.08% (0.03076) | 89.55th | v3 (v2023.03.01) |
| Mar 23, 2023 | 2.73% (0.02728) | 88.86th | v3 (v2023.03.01) |
| Mar 7, 2023 | 2.41% (0.02414) | 88.21th | v3 (v2023.03.01) |
| Mar 6, 2023 | 4.19% (0.04187) | 87.39th | v2 (v2022.01.01) |
| Apr 1, 2022 | 4.19% (0.04187) | 86.11th | v2 (v2022.01.01) |
| Feb 4, 2022 | 4.19% (0.04187) | 69.86th | v2 (v2022.01.01) |
References (4)
- http://securityreason.com/securityalert/4284 third-party-advisoryx_refsource_SREASON
- http://www.securityfocus.com/archive/1/496301/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/bid/31155 vdb-entryx_refsource_BIDExploit
- https://exchange.xforce.ibmcloud.com/vulnerabilities/45121 vdb-entryx_refsource_XF
| Link | Providers | Tags |
|---|---|---|
| http://securityreason.com/securityalert/4284 | third-party-advisoryx_refsource_SREASON | |
| http://www.securityfocus.com/archive/1/496301/100/0/threaded | mailing-listx_refsource_BUGTRAQ | |
| http://www.securityfocus.com/bid/31155 | vdb-entryx_refsource_BIDExploit | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/45121 | vdb-entryx_refsource_XF |
Change history (0)
No recorded changes yet.