Out-of-bounds read in ffmpeg (Alpine package)



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2018-1999015
CWE-ID CWE-125
Exploitation vector Network
Public exploit N/A
Vulnerable software
 ffmpeg (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) Out-of-bounds read

EUVDB-ID: #VU32010

Risk: Medium

CVSSv4.0: 4.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2018-1999015

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.

FFmpeg before commit 5aba5b89d0b1d73164d3b81764828bb8b20ff32a contains an out of array read vulnerability in ASF_F format demuxer that can result in heap memory reading. This attack appear to be exploitable via specially crafted ASF file that has to provided as input. This vulnerability appears to have been fixed in 5aba5b89d0b1d73164d3b81764828bb8b20ff32a and later.

Mitigation

Install update from vendor's website.

Vulnerable software versions

ffmpeg (Alpine package): 4.1.3-r1

CPE2.3 External links

https://git.alpinelinux.org/aports/commit/?id=d8d38dabc6e30c901eb6bd6627d8337849d7c041
https://git.alpinelinux.org/aports/commit/?id=cf78a820406ae4481e937bc2fba252ff79c89a09
https://git.alpinelinux.org/aports/commit/?id=859fd99d06049c009c8b745626511cd681061a99


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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