Resource exhaustion in unzip (Alpine package)



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-13232
CWE-ID CWE-400
Exploitation vector Network
Public exploit N/A
Vulnerable software
 unzip (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) Resource exhaustion

EUVDB-ID: #VU29255

Risk: Medium

CVSSv4.0: 4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2019-13232

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: No

Description

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

The vulnerability exists due to application does not properly control consumption of internal resources. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack via a specially crafted zip file.

Mitigation

Install update from vendor's website.

Vulnerable software versions

unzip (Alpine package): 6.0-r4 - 6.0-r5

CPE2.3 External links

https://git.alpinelinux.org/aports/commit/?id=2d5ea9b0ef18df74869bf77e2b9b7beda9a8cfe8
https://git.alpinelinux.org/aports/commit/?id=55374a75a54b07b8c1d75d154dfc2524813d6f09
https://git.alpinelinux.org/aports/commit/?id=8c7e0d5c8061d459c8b2b33b122206ec6fa59163
https://git.alpinelinux.org/aports/commit/?id=91e40e209481a5c5d1d66f2d5b0d328bf5c28dff
https://git.alpinelinux.org/aports/commit/?id=f9323c22d56bf68412789c47e0ba4b429feeea7f


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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