Integer overflow in libexif (Alpine package)



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2016-6328
CWE-ID CWE-190
Exploitation vector Network
Public exploit N/A
Vulnerable software
 libexif (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) Integer overflow

EUVDB-ID: #VU29109

Risk: Medium

CVSSv4.0: 4.4 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2016-6328

CWE-ID: CWE-190 - Integer overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to integer overflow when parsing the MNOTE entry data of the input file. A remote attacker can pass specially crafted data to the application, trigger integer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

libexif (Alpine package): 0.6.21-r3

CPE2.3 External links

https://git.alpinelinux.org/aports/commit/?id=5dea23e076ed7123339473f529d74d8a9362e7c6
https://git.alpinelinux.org/aports/commit/?id=726529dabef044127d02831c4b26fa6c6fc9d5f5
https://git.alpinelinux.org/aports/commit/?id=7d1a8137daa5c1f5312ad957dc1857027b8999df
https://git.alpinelinux.org/aports/commit/?id=9959b863135bbaa1251dbddfa038c9256e155702
https://git.alpinelinux.org/aports/commit/?id=cc9c8ab403cd5dfa204be58c326dd98d0702d70c


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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