#VU88550 Improper Initialization in Binutils - CVE-2020-35342

Vulnerability identifier: #VU88550

Vulnerability risk: Medium

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

CVE-ID: CVE-2020-35342

CWE-ID: CWE-665

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 escalate privileges on the system.

The vulnerability exists due to GNU Binutils has an uninitialized-heap vulnerability in function tic4x_print_cond (file opcodes/tic4x-dis.c). A remote attacker can run a specially crafted application to execute arbitrary code with escalated privileges on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Binutils: before 2.34

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External links
https://sourceware.org/bugzilla/show_bug.cgi?id=25319
https://security.netapp.com/advisory/ntap-20231006-0009/

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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.