#VU33028 Buffer overflow - CVE-2016-4074

Vulnerability identifier: #VU33028

Vulnerability risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2016-4074

CWE-ID: CWE-119

Exploitation vector: Network

Exploit availability: No

Description

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

The jv_dump_term function in jq 1.5 allows remote attackers to cause a denial of service (stack consumption and application crash) via a crafted JSON file.

Mitigation
Install update from vendor's website.

External links
https://www.openwall.com/lists/oss-security/2016/04/24/3
https://www.openwall.com/lists/oss-security/2016/04/24/4
https://github.com/stedolan/jq/
https://github.com/stedolan/jq/issues/1136

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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.