Input validation error in sqlite (Alpine package)



Published: 2019-12-17
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-19244
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
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sqlite (Alpine package)
Operating systems & Components / Operating system package or component

Vendor Alpine Linux Development Team

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Input validation error

EUVDB-ID: #VU23190

Risk: Low

CVSSv3.1: 5.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-19244

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input when a sub-select uses both DISTINCT and window functions, and also has certain ORDER BY usage in select.c . A remote attacker can crash the affected application using a specially crafted SQL query.

Mitigation

Install update from vendor's website.

Vulnerable software versions

sqlite (Alpine package): 3.18.0-r0 - 3.25.3-r2

sqlite (Alpine package):

External links

http://git.alpinelinux.org/aports/commit/?id=75ac62a44a7f9b4e5a6fb6be6691023b6048d7c7
http://git.alpinelinux.org/aports/commit/?id=8fe3109377cfbec22f6613be0b559e1751bd1db6
http://git.alpinelinux.org/aports/commit/?id=ac7d137df26a657916670802f270e36d52b9cdf8
http://git.alpinelinux.org/aports/commit/?id=30233633ab19bac97b420f322771b5a8c4d92467
http://git.alpinelinux.org/aports/commit/?id=5857b8ca03ba97ebec6fb6f2a0dff609d11b6739


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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