Denial of service in prayer (Alpine package)



Published: 2020-10-07
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2017-0900
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
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ruby (Alpine package)
Operating systems & Components / Operating system package or component

prayer (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) Denial of service

EUVDB-ID: #VU8055

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-0900

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a local attacker to cause DoS condition on the target system.

The weakness exists due to insufficient validation of user-supplied input. A local attacker can supply a specially crafted 'query' command and cause the service to crash.

Successful exploitation of the vulnerability results in denial of service.

Mitigation

Install update from vendor's website.

Vulnerable software versions

ruby (Alpine package): 2.5.0-r0 - 2.7.1-r5

prayer (Alpine package): 1.3.5-r5

ruby (Alpine package):

External links

http://git.alpinelinux.org/aports/commit/?id=00e11164a40032afe167743eee57220f912bbc06


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user 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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