#VU19614 Heap-based buffer overflow in Binutils - CVE-2019-9077

Vulnerability identifier: #VU19614

Vulnerability risk: Medium

CVSSv4.0: 4.8 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2019-9077

CWE-ID: CWE-122

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 execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing MIPS option section within the process_mips_specific() function in readelf.c. A remote attacker can trigger heap-based buffer 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

Binutils: 2.32

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External links
https://www.securityfocus.com/bid/107139
https://security.netapp.com/advisory/ntap-20190314-0003/
https://sourceware.org/bugzilla/show_bug.cgi?id=24243
https://support.f5.com/csp/article/K00056379

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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.