CVE-2018-20505

Name: CVE-2018-20505
Creator: NVD / NIST
Published: 2019-04-03T18:29:00.673+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 6.77%

Last modified Jun 17, 2026

CVE-2018-20505 is a vulnerability of currently unknown severity. 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).. EPSS estimates a 6.77% chance of exploitation in the next 30 days.

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).

Metrics

EPSS Probability

6.77%

93.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-89

Affected Software

Vendor	Product	Versions
Sqlite	Sqlite	<= 3.25.2
Apple	Iphone Os	< 12.1.3
Apple	Mac Os X	< 10.14.2
Apple	Watchos	< 5.1.3
Apple	Icloud	< 7.10
Apple	Itunes	< 12.9.3

References

http://seclists.org/fulldisclosure/2019/Jan/62Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2019/Jan/64Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2019/Jan/66Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2019/Jan/67Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2019/Jan/68Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2019/Jan/69Mailing List, Third Party Advisory
http://www.securityfocus.com/bid/106698Third Party Advisory, VDB Entry
https://seclists.org/bugtraq/2019/Jan/28Mailing List, Third Party Advisory
https://seclists.org/bugtraq/2019/Jan/29Mailing List, Third Party Advisory
https://seclists.org/bugtraq/2019/Jan/31Mailing List, Third Party Advisory
https://seclists.org/bugtraq/2019/Jan/32Mailing List, Third Party Advisory
https://seclists.org/bugtraq/2019/Jan/33Mailing List, Third Party Advisory
https://seclists.org/bugtraq/2019/Jan/39Mailing List, Third Party Advisory
https://security.netapp.com/advisory/ntap-20190502-0004/Third Party Advisory
https://sqlite.org/src/info/1a84668dcfdebaf12415dExploit, Vendor Advisory
https://support.apple.com/kb/HT209443Vendor Advisory
https://support.apple.com/kb/HT209446Vendor Advisory
https://support.apple.com/kb/HT209447Vendor Advisory
https://support.apple.com/kb/HT209448Vendor Advisory
https://support.apple.com/kb/HT209450Vendor Advisory
https://support.apple.com/kb/HT209451Vendor Advisory
https://usn.ubuntu.com/4019-1/
http://seclists.org/fulldisclosure/2019/Jan/62Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2019/Jan/64Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2019/Jan/66Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2019/Jan/67Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2019/Jan/68Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2019/Jan/69Mailing List, Third Party Advisory
http://www.securityfocus.com/bid/106698Third Party Advisory, VDB Entry
https://seclists.org/bugtraq/2019/Jan/28Mailing List, Third Party Advisory
https://seclists.org/bugtraq/2019/Jan/29Mailing List, Third Party Advisory
https://seclists.org/bugtraq/2019/Jan/31Mailing List, Third Party Advisory
https://seclists.org/bugtraq/2019/Jan/32Mailing List, Third Party Advisory
https://seclists.org/bugtraq/2019/Jan/33Mailing List, Third Party Advisory
https://seclists.org/bugtraq/2019/Jan/39Mailing List, Third Party Advisory
https://security.netapp.com/advisory/ntap-20190502-0004/Third Party Advisory
https://sqlite.org/src/info/1a84668dcfdebaf12415dExploit, Vendor Advisory
https://support.apple.com/kb/HT209443Vendor Advisory
https://support.apple.com/kb/HT209446Vendor Advisory
https://support.apple.com/kb/HT209447Vendor Advisory
https://support.apple.com/kb/HT209448Vendor Advisory
https://support.apple.com/kb/HT209450Vendor Advisory
https://support.apple.com/kb/HT209451Vendor Advisory
https://usn.ubuntu.com/4019-1/

Timeline

Published: Apr 3, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-20505?

How severe is CVE-2018-20505?

Severity scoring for CVE-2018-20505 is pending analysis. The EPSS model estimates a 6.77% probability of exploitation in the next 30 days.

How do I fix CVE-2018-20505?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-20505?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST