#VU24445 Integer overflow in Binutils - CVE-2019-17451

Vulnerability identifier: #VU24445

Vulnerability risk: Medium

CVSSv4.0: 4.4 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2019-17451

CWE-ID: CWE-190

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 integer overflow within the _bfd_dwarf2_find_nearest_line() function in dwarf2.c in the Binary File Descriptor (BFD) library (aka libbfd). A remote attacker can #CONDITION2#, trigger integer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Binutils: 2.32

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External links
https://sourceware.org/bugzilla/show_bug.cgi?id=25070
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=336bfbeb1848f4b9558456fdcf283ee8a32d7fd1

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.