High severity · published Apr 3, 2019
CVE-2018-20505
SQLite 3.25.2, when queries are run on a table with a malformed PRIMARY KEY, allows remote attackers to cause a denial of service (application crash) by leveraging the ability to…
7.5
CVSS
6.9%
EPSS
No
On KEV
Description
SQLite 3.25.2, when queries are run on a table with a malformed PRIMARY KEY, allows remote attackers to cause a denial of service (application crash) by leveraging the ability to run arbitrary SQL statements (such as in certain WebSQL use cases).
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)6.9% · higher than 94% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IO
iOS · Apple
before 12.1.3 · source: NVD
IC
Icloud · Apple
before 7.10 · source: NVD
IT
Itunes · Apple
before 12.9.3 · source: NVD
MO
Mac OS X · Apple
before 10.14.2 · source: NVD
SQ
Sqlite · Sqlite
through 3.25.2 · source: NVD
WA
Watchos · Apple
before 5.1.3 · source: NVD
In the news
VulnerabilityCritical
ABB B&R Automation Studio
View CSAF
Summary
ABB became aware of vulnerability in the product versions listed as affected in the advisory. An update is available that replaces an outdated third-party component. Although no successful exploitation was observed during testing of the affected B&R products, the identified vulnerabilities could present potential attack vectors that might enable unauthorized access, data exposure, or remote code execution.
The following versions of ABB B&R Automation Studio are affected:
B&R Automation Studio <6.5, 6.5 (CVE-2025-6965, CVE-2025-3277, CVE-2023-7104, CVE-2022-35737, CVE-2020-15358, CVE-2020-13632, CVE-2020-13631, CVE-2020-13630, CVE-2020-13435, CVE-2020-13434, CVE-2020-11656, CVE-2020-11655, CVE-2019-19646, CVE-2019-19645, CVE-2019-8457, CVE-2018-20506, CVE-2018-20505, CVE-2018-20346, CVE-2018-8740, CVE-2017-10989, CVE-2016-6153, CVE-2015-6607, CVE-2015-5895, CVE-2015-3717, CVE-2015-3416)
CVSS
Vendor
Equipment
Vulnerabilities
v3 9.8
ABB
ABB B&R Automation Studio
Numeric Truncation Error, Heap-based Buffer Overflow, Improper Restriction of Operations within the Bounds of a Memory Buffer, Out-of-bounds Write, NULL Pointer Dereference, Incorrect User Management, Use After Free, Integer Overflow or Wraparound, Improper Check for Unusual or Exceptional Conditions, Uncontrolled Recursion, Out-of-bounds Read, Improper Input Validation, Exposure of Sensitive Information to an Unauthorized Actor, Buffer ...
May 21, 2026·CISA Advisories
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-20505
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-20505
Mailing List
http://seclists.org/fulldisclosure/2019/Jan/62
Mailing List
http://seclists.org/fulldisclosure/2019/Jan/64
Mailing List
http://seclists.org/fulldisclosure/2019/Jan/66
Mailing List
http://seclists.org/fulldisclosure/2019/Jan/67
Mailing List
http://seclists.org/fulldisclosure/2019/Jan/68
Mailing List
http://seclists.org/fulldisclosure/2019/Jan/69
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