Buffer overflow in firefox-esr (Alpine package)



Published: 2020-09-03
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2017-9412
CWE-ID CWE-119
Exploitation vector Local
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
Subscribe 		firefox-esr (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) Buffer overflow

EUVDB-ID: #VU33255

Risk: Low

CVSSv3.1: 5 [CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C]

CVE-ID: CVE-2017-9412

CWE-ID: CWE-119 - Memory corruption

Exploit availability: Yes

Description

The vulnerability allows a local non-authenticated attacker to perform a denial of service (DoS) attack.

The unpack_read_samples function in frontend/get_audio.c in LAME 3.99.5 allows remote attackers to cause a denial of service (invalid memory read and application crash) via a crafted wav file.

Mitigation

Install update from vendor's website.

Vulnerable software versions

firefox-esr (Alpine package): 68.3.0-r0 - 68.8.0-r0

CPE2.3 External links

http://git.alpinelinux.org/aports/commit/?id=d674ed89f91ccc24468e27d5dcde264eb734f58c


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.



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