Buffer overflow in lua5.2 (Alpine package)



Published: 2014-09-03
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2014-5461
CWE-ID CWE-119
Exploitation vector Network
Public exploit N/A
Vulnerable software
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phpmyadmin (Alpine package)
Operating systems & Components / Operating system package or component

lua5.2 (Alpine package)
Operating systems & Components / Operating system package or component

Vendor Alpine Linux Development Team

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Buffer overflow

EUVDB-ID: #VU33088

Risk: Medium

CVSSv3.1: 4.6 [CVSS:3.1/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2014-5461

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to perform service disruption.

Buffer overflow in the vararg functions in ldo.c in Lua 5.1 through 5.2.x before 5.2.3 allows context-dependent attackers to cause a denial of service (crash) via a small number of arguments to a function with a large number of fixed arguments.

Mitigation

Install update from vendor's website.

Vulnerable software versions

phpmyadmin (Alpine package): 4.2.6-r0

lua5.2 (Alpine package): 5.2.2-r1

External links

http://git.alpinelinux.org/aports/commit/?id=7e0f66ac3c29c5779c4bb7ec4e8b7ec6e18d9341


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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