#VU76485 Heap-based buffer overflow in Binutils - CVE-2023-1579

Vulnerability identifier: #VU76485

Vulnerability risk: Medium

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:Green]

CVE-ID: CVE-2023-1579

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 perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error within the bfd_getl64() function in binutils-gdb/bfd/libbfd.c. A remote attacker can pass specially crafted file to the application, trigger a heap-based buffer overflow and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Binutils: 2.7 - 2.39

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External links
https://sourceware.org/bugzilla/show_bug.cgi?id=29988
https://security.netapp.com/advisory/ntap-20230511-0009/
https://bugzilla.redhat.com/show_bug.cgi?id=2180905

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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.