CVE-2020-2574

MEDIUM
5.9
CVSS Score
Published: January 15, 2020 at 04:34 PM UTC
Updated: June 17, 2026 at 03:12 AM UTC
8 products affected across 5 vendorsUbuntu LinuxLeapMySQL Server

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Severity
MEDIUM5.9
Exploit prediction
EPSS 4%
SSVC
No known exploit

Description

Vulnerability in the MySQL Client product of Oracle MySQL (component: C API). Supported versions that are affected are 5.6.46 and prior, 5.7.28 and prior and 8.0.18 and prior. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise MySQL Client. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Client. CVSS 3.0 Base Score 5.9 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H).

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

10.1.0 ≤ v < 10.1.4410.2.0 ≤ v < 10.2.3110.3.0 ≤ v < 10.3.2210.4.0 ≤ v < 10.4.125.5.0 ≤ v < 5.5.67
Affected range stops below 10.1.44, so it looks safe — our inference, not a vendor statement
Affected range stops below 10.2.31, so it looks safe — our inference, not a vendor statement
Affected range stops below 10.3.22, so it looks safe — our inference, not a vendor statement
Affected range stops below 10.4.12, so it looks safe — our inference, not a vendor statement
Affected range stops below 5.5.67, so it looks safe — our inference, not a vendor statement
All versions
All versions
v ≤ 5.6.46v ≤ 5.7.28v ≤ 8.0.185.6.0 ≤ v ≤ 5.6.465.7.0 ≤ v ≤ 5.7.288.0.0 ≤ v ≤ 8.0.18

References (7)

Vendor Advisoryx_refsource_SUSEMailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00007.html
Mailing Listx_refsource_MLISTx_refsource_CONFIRMThird Party Advisory
http://www.openwall.com/lists/oss-security/2020/09/29/1
Vendor Advisoryx_refsource_GENTOOThird Party Advisory
https://security.gentoo.org/glsa/202105-27
Vendor Advisoryx_refsource_UBUNTUThird Party Advisory
https://usn.ubuntu.com/4250-1/
Vendor Advisoryx_refsource_UBUNTUThird Party Advisory
https://usn.ubuntu.com/4250-2/

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
HIGH
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
NVD-CWE-noinfo

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