MySQL: user variable assignments crash server when used within query (MySQL Bug#55568)
Published Jan 14, 2011
4.0
MEDIUMCVSS 2.0
EPSS 2.21%
Description
Unspecified vulnerability in MySQL 5.0 before 5.0.92, 5.1 before 5.1.51, and 5.5 before 5.5.6 allows remote authenticated users to cause a denial of service (server crash) via vectors related to "materializing a derived table that required a temporary table for grouping" and "user variable assignments."
Affected products
No data.
Configuration 1
- 5.1.5
- 5.1.23
- 5.1.31
- 5.1.32
- 5.1.34
- 5.1.37
- 5.1
- 5.1.1
- 5.1.2
- 5.1.3
- 5.1.4
- 5.1.6
- 5.1.7
- 5.1.8
- 5.1.9
- 5.1.10
- 5.1.11
- 5.1.12
- 5.1.13
- 5.1.14
- 5.1.15
- 5.1.16
- 5.1.17
- 5.1.18
- 5.1.19
- 5.1.20
- 5.1.21
- 5.1.22
- 5.1.23
- 5.1.24
- 5.1.25
- 5.1.26
- 5.1.27
- 5.1.28
- 5.1.29
- 5.1.30
- 5.1.31
- 5.1.33
- 5.1.34
- 5.1.35
- 5.1.36
- 5.1.37
- 5.1.38
- 5.1.39
- 5.1.40
- 5.1.40
- 5.1.41
- 5.1.42
- 5.1.43
- 5.1.43
- 5.1.44
- 5.1.45
- 5.1.46
- 5.1.46
- 5.1.47
- 5.1.48
- 5.1.49
- 5.1.49
- 5.1.50
Configuration 2
Configuration 3
- 5.0.0
- 5.0.1
- 5.0.2
- 5.0.3
- 5.0.4
- 5.0.5
- 5.0.5.0.21
- 5.0.10
- 5.0.15
- 5.0.16
- 5.0.17
- 5.0.20
- 5.0.22.1.0.1
- 5.0.24
- 5.0.30
- 5.0.36
- 5.0.44
- 5.0.45b
- 5.0.54
- 5.0.56
- 5.0.60
- 5.0.66
- 5.0.82
- 5.0.84
- 5.0.87
- 5.0.0
- 5.0.3
- 5.0.6
- 5.0.7
- 5.0.8
- 5.0.9
- 5.0.11
- 5.0.12
- 5.0.13
- 5.0.14
- 5.0.18
- 5.0.19
- 5.0.21
- 5.0.22
- 5.0.23
- 5.0.25
- 5.0.26
- 5.0.27
- 5.0.30
- 5.0.32
- 5.0.33
- 5.0.37
- 5.0.38
- 5.0.41
- 5.0.42
- 5.0.45
- 5.0.50
- 5.0.51
- 5.0.52
- 5.0.67
- 5.0.75
- 5.0.77
- 5.0.81
- 5.0.83
- 5.0.85
- 5.0.86
- 5.0.88
- 5.0.89
- 5.0.90
- 5.0.91
No data.
Red Hat Enterprise Linux 6
mysql
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 6 | mysql | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
Not vulnerable. This issue did not affect the versions of mysql as shipped with Red Hat Enterprise Linux 3, 4, 5, or 6.
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:S/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 2, 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 (15 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 2.21% (0.02210) | 81.98th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.21% (0.02210) | 80.21th | v5 (v2026.06.15) |
| Mar 30, 2025 | 1.26% (0.01258) | 77.54th | v4 (v2025.03.14) |
| Mar 29, 2025 | 3.35% (0.03349) | 78.68th | v4 (v2025.03.14) |
| Mar 17, 2025 | 1.26% (0.01258) | 78.02th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.73% (0.00734) | 81.45th | v3 (v2023.03.01) |
| Mar 16, 2024 | 0.82% (0.00822) | 81.48th | v3 (v2023.03.01) |
| Jan 31, 2024 | 0.97% (0.00969) | 81.73th | v3 (v2023.03.01) |
| Dec 13, 2023 | 1.66% (0.01659) | 86.20th | v3 (v2023.03.01) |
| Oct 24, 2023 | 0.97% (0.00972) | 81.66th | v3 (v2023.03.01) |
| May 23, 2023 | 0.74% (0.00737) | 78.11th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.73% (0.00725) | 77.65th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.19% (0.02186) | 80.97th | v2 (v2022.01.01) |
| Apr 1, 2022 | 2.19% (0.02186) | 79.16th | v2 (v2022.01.01) |
| Feb 4, 2022 | 2.19% (0.02186) | 57.93th | v2 (v2022.01.01) |
No CWE recorded.
References (21)
- http://bugs.mysql.com/bug.php?id=55568 x_refsource_MISC
- http://dev.mysql.com/doc/refman/5.0/en/news-5-0-92.html x_refsource_CONFIRM
- http://dev.mysql.com/doc/refman/5.1/en/news-5-1-51.html x_refsource_CONFIRM
- http://dev.mysql.com/doc/refman/5.5/en/news-5-5-6.html x_refsource_CONFIRM
- http://lists.apple.com/archives/security-announce/2011//Jun/msg00000.html vendor-advisoryx_refsource_APPLE
- http://secunia.com/advisories/42875 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://support.apple.com/kb/HT4723 x_refsource_CONFIRM
- http://www.debian.org/security/2011/dsa-2143 vendor-advisoryx_refsource_DEBIAN
- http://www.mandriva.com/security/advisories?name=MDVSA-2010:222 vendor-advisoryx_refsource_MANDRIVA
- http://www.mandriva.com/security/advisories?name=MDVSA-2010:223 vendor-advisoryx_refsource_MANDRIVA
- http://www.securityfocus.com/bid/43676 vdb-entryx_refsource_BID
- http://www.turbolinux.co.jp/security/2011/TLSA-2011-3j.txt vendor-advisoryx_refsource_TURBO
- http://www.ubuntu.com/usn/USN-1017-1 vendor-advisoryx_refsource_UBUNTU
- http://www.ubuntu.com/usn/USN-1397-1 vendor-advisoryx_refsource_UBUNTU
- http://www.vupen.com/english/advisories/2011/0105 vdb-entryx_refsource_VUPEN
- http://www.vupen.com/english/advisories/2011/0345 vdb-entryx_refsource_VUPEN
- https://access.redhat.com/security/cve/CVE-2010-3834 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=640808 x_refsource_CONFIRMPatchIssue Tracking
- https://exchange.xforce.ibmcloud.com/vulnerabilities/64844 vdb-entryx_refsource_XF
- https://nvd.nist.gov/vuln/detail/CVE-2010-3834
- https://www.cve.org/CVERecord?id=CVE-2010-3834
Change history (0)
No recorded changes yet.