CVE-2020-16593

medium

Description

A Null Pointer Dereference vulnerability exists in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.35, in scan_unit_for_symbols, as demonstrated in addr2line, that can cause a denial of service via a crafted file.

References

https://sourceware.org/bugzilla/show_bug.cgi?id=25827

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=aec72fda3b320c36eb99fc1c4cf95b10fc026729

https://security.netapp.com/advisory/ntap-20210122-0003/

Details

Source: MITRE

Published: 2020-12-09

Updated: 2022-10-12

Type: CWE-476

Risk Information

CVSS v2

Base Score: 4.3

Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P

Impact Score: 2.9

Exploitability Score: 8.6

Severity: MEDIUM

CVSS v3

Base Score: 5.5

Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Impact Score: 3.6

Exploitability Score: 1.8

Severity: MEDIUM