CVE Vulnerability

CVE-2021-20284

A flaw was found in GNU Binutils 2.35.1, where there is a heap-based buffer overflow in _bfd_elf_slurp_secondary_reloc_section in elf.c due to the number of symbols not calculated correctly. The highest threat from this vulnerability is to system availability.

4.3 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

5.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://bugzilla.redhat.com/show_bug.cgi?id=1937784 Exploit Issue Tracking
https://sourceware.org/bugzilla/show_bug.cgi?id=26931 Exploit Issue Tracking
https://security.netapp.com/advisory/ntap-20210521-0010/ Third Party Advisory
https://security.gentoo.org/glsa/202208-30 Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:gnu:binutils:2.35.1:*:*:*:*:*:*:*
cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:*
cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-:*:*:*:*:*:*:*
Information

Published : 2021-03-26 05:15

Updated : 2023-02-12 10:15

NVD link : CVE-2021-20284

Mitre link : CVE-2021-20284

Products Affected

Binutils

Gnu

CWE
CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer