#VU15950 NULL pointer dereference in libarchive - CVE-2016-10209

Vulnerability identifier: #VU15950

Vulnerability risk: Low

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:Clear]

CVE-ID: CVE-2016-10209

CWE-ID: CWE-476

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
libarchive
Client/Desktop applications / Software for archiving

Vendor: libarchive

Description

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

The vulnerability exists due to a NULL pointer dereference error in archive_string.c in libarchive allows remote attackers to trigger NULL pointer dereference and application crash via a specially crafted archive file.

Mitigation
Install update from vendor's website.

Vulnerable software versions

libarchive: 3.2.2

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External links
https://github.com/libarchive/libarchive/issues/842

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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.