The DBD::mysql module before 4.039 for Perl, when using server-side prepared statement support, allows attackers to cause a denial of servic
The DBD::mysql module before 4.039 for Perl, when using server-side prepared statement support, allows attackers to cause a denial of service (out-of-bounds read) via vectors involving an unaligned number of placeholders in WHERE condition and output fields in SELECT expression.
- Published
- Feb 16, 2017
- Updated
- Jun 16, 2026
- EPSS
- 2.4% · 84th percentile
- CWE
- CWE-125
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Report tools
Action score
24
Monitor
Low priority for now.
- CVSS
- 23 / 40 · 5.9 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 1 / 30 · 2.4%
Affected systems
| Vendor | Product | CPE |
|---|---|---|
| dbd-mysql project | dbd-mysql | cpe:2.3:a:dbd-mysql_project:dbd-mysql |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- dbd-mysql project dbd-mysqlup to 4.038_01 inclusive
Package-level exposure
OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.
| Ecosystem | Package | Affected range | Fix |
|---|---|---|---|
| Debian:12 | libdbd-mysql-perl | before 4.039-1 | 4.039-1 |
| openSUSE:Tumbleweed | perl-DBD-mysql | before 4.041-2.1 | 4.041-2.1 |
| SUSE:Linux Enterprise Server for Raspberry Pi 12 SP2 | perl-DBD-mysql | before 4.021-11.1 | 4.021-11.1 |
| SUSE:Linux Enterprise Software Development Kit 11 SP4 | perl-DBD-mysql | before 4.008-9.1 | 4.008-9.1 |
Same product
dbd-mysql project: all recordsOther highest-scoring records for the same primary product.
- CVE-2017-10788The DBD::mysql module through 4.043 for Perl allows remote attackers to cause a denial of service (use-after-free and application crash) or 40Plan
- CVE-2015-8949Use-after-free vulnerability in the my_login function in DBD::mysql before 4.033_01 allows attackers to have unspecified impact by leveragin40Plan
- CVE-2016-1251There is a vulnerability of type use-after-free affecting DBD::mysql (aka DBD-mysql or the Database Interface (DBI) MySQL driver for Perl) 333Monitor
- CVE-2017-10789The DBD::mysql module through 4.043 for Perl uses the mysql_ssl=1 setting to mean that SSL is optional (even though this setting's documenta24Monitor
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
| Product / package | Fixed version | Source |
|---|---|---|
| debian:libdbd-mysql-perl | 4.039-1 · Debian:12 | Package registry (OSV) |
| opensuse:perl-DBD-mysql | 4.041-2.1 · openSUSE:Tumbleweed | Package registry (OSV) |
| suse:perl-DBD-mysql | 4.008-9.1 · SUSE:Linux Enterprise Software Development Kit 11 SP4 | Package registry (OSV) |
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
No credits in the CNA record.
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
No nightly-computed relations.
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
Technical details
Attack conditions
- Anyone who can reach it over the internet can trigger it.
- No account or password is required.
- No user action is required.
- Special conditions such as timing or configuration are required.
If successful
- Confidentiality
- none
- Integrity
- none
- Availability
- high · the service can be disrupted
- Attack vector
- Network
- Attack complexity
- High
- Privileges required
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- None
- Integrity impact
- None
- Availability impact
- High
Weakness class (CWE)
CWE-125 · Out-of-bounds ReadCVSS vector
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
nvd-primary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
Attack patterns (CAPEC)
ATT&CK techniques
—
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpChange log
- Fix✗ → ✓
For records you follow, these changes also arrive as notifications. →
References
- cpansearch.perl.org/src/CAPTTOFU/DBD-mysql-4.039/Changes
- www.openwall.com/lists/oss-security/2016/11/16/1
- www.securityfocus.com/bid/94350
- github.com/perl5-dbi/DBD-mysql/commit/793b72b1a0baa5070adacaac0e12fd995a6fbabe
- security.gentoo.org/glsa/201701-51
Vendor advisories and official records. Exploit/PoC links are deliberately left out.