sqlite: array overrun in the skip-scan optimization leading to memory corruption (DoS)
Published Aug 12, 2015
5.0
MEDIUMCVSS 2.0
EPSS 3.18%
Description
Buffer overflow in the skip-scan optimization in SQLite 3.8.2 allows remote attackers to cause a denial of service (crash) via crafted SQL statements.
Affected products
No data.
Configuration 1
- 12.04
- 14.04
- 15.04
No data.
Red Hat Enterprise Linux 5
sqlite
Not affected
Red Hat Enterprise Linux 6
sqlite
Not affected
Red Hat Enterprise Linux 7
sqlite
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | sqlite | Not affected | n/a |
| Red Hat Enterprise Linux 6 | sqlite | Not affected | n/a |
| Red Hat Enterprise Linux 7 | sqlite | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue did not affect versions of sqlite as shipped with Red Hat Enterprise Linux 5, 6 and 7, since they did not include the commit that introduced this flaw.
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:L/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 (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.18% (0.03176) | 87.59th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.18% (0.03176) | 86.34th | v5 (v2026.06.15) |
| Mar 30, 2025 | 1.08% (0.01079) | 75.84th | v4 (v2025.03.14) |
| Mar 29, 2025 | 2.46% (0.02461) | 75.37th | v4 (v2025.03.14) |
| Mar 17, 2025 | 1.08% (0.01079) | 76.30th | v4 (v2025.03.14) |
| Dec 17, 2024 | 13.65% (0.13651) | 95.60th | v3 (v2023.03.01) |
| Mar 7, 2023 | 7.90% (0.07902) | 93.19th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.32% (0.01319) | 71.27th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.32% (0.01319) | 71.23th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.32% (0.01319) | 69.22th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.32% (0.01319) | 44.98th | v2 (v2022.01.01) |
References (11)
- http://ubuntu.com/usn/usn-2698-1 vendor-advisoryx_refsource_UBUNTU
- http://www.openwall.com/lists/oss-security/2015/07/14/5 mailing-listx_refsource_MLIST
- http://www.openwall.com/lists/oss-security/2015/07/15/4 mailing-listx_refsource_MLIST
- http://www.securityfocus.com/bid/76089 vdb-entryx_refsource_BID
- https://access.redhat.com/security/cve/CVE-2013-7443 Vendor Advisory
- https://bugs.launchpad.net/ubuntu/+source/sqlite3/+bug/1448758 x_refsource_CONFIRM
- https://bugzilla.redhat.com/show_bug.cgi?id=1243476 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2013-7443
- https://www.cve.org/CVERecord?id=CVE-2013-7443
- https://www.sqlite.org/src/info/520070ec7fbaac73eda0e0123596b7bb3e9a6897 x_refsource_CONFIRMExploitVendor Advisory
- https://www.sqlite.org/src/info/ac5852d6403c9c9628ca0aa7be135c702f000698 x_refsource_CONFIRMExploit
| Link | Providers | Tags |
|---|---|---|
| http://ubuntu.com/usn/usn-2698-1 | vendor-advisoryx_refsource_UBUNTU | |
| http://www.openwall.com/lists/oss-security/2015/07/14/5 | mailing-listx_refsource_MLIST | |
| http://www.openwall.com/lists/oss-security/2015/07/15/4 | mailing-listx_refsource_MLIST | |
| http://www.securityfocus.com/bid/76089 | vdb-entryx_refsource_BID | |
| https://access.redhat.com/security/cve/CVE-2013-7443 | Vendor Advisory | |
| https://bugs.launchpad.net/ubuntu/+source/sqlite3/+bug/1448758 | x_refsource_CONFIRM | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1243476 | Issue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2013-7443 | ||
| https://www.cve.org/CVERecord?id=CVE-2013-7443 | ||
| https://www.sqlite.org/src/info/520070ec7fbaac73eda0e0123596b7bb3e9a6897 | x_refsource_CONFIRMExploitVendor Advisory | |
| https://www.sqlite.org/src/info/ac5852d6403c9c9628ca0aa7be135c702f000698 | x_refsource_CONFIRMExploit |
Change history (0)
No recorded changes yet.