#VU10837 Improper input validation in Binutils - CVE-2018-7208

Vulnerability identifier: #VU10837

Vulnerability risk: Low

CVSSv4.0: 4.6 [CVSS:4.0/AV:N/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-2018-7208

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Binutils
Universal components / Libraries / Libraries used by multiple products

Vendor: GNU

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

The weakness exists in the coff_pointerize_aux function in the coffgen.c source code due to insufficient validation of an index. A remote attacker can create a specially crafted COFF file, trick the victim into opening it, trigger a segmentation fault and cause the service to crash.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Binutils: 2.30

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External links
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;a=patch;h=eb77f6a4621795367a39cdd30957903af...

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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.