#VU11177 NULL pointer dereference in Patch - CVE-2018-6951

Vulnerability identifier: #VU11177

Vulnerability risk: Low

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2018-6951

CWE-ID: CWE-476

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Patch
Server applications / File servers (FTP/HTTP)

Vendor: GNU

Description
The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists in the intuit_diff_type function due to NULL pointer dereference. A remote attacker can cause the service to crash.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Patch: 2.1.0 - 2.7.6

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External links
https://savannah.gnu.org/bugs/index.php?53132#comment0

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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.