CVE-2021-20284

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. 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.

5.5 /10

CVSS v3 : 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

4.3 /10

CVSS v2.0 : MEDIUM

V2 Legend

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

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

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

Configuration 1 (hide)

cpe:2.3:a:gnu:binutils:2.35.1:*:*:*:*:*:*:*

Configuration 2 (hide)

OR cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:*
cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-:*:*:*:*:*:*:*
History

12 Feb 2023, 22:15

Type Values Removed Values Added
References
  • {'url': 'https://access.redhat.com/errata/RHSA-2021:4364', 'name': 'https://access.redhat.com/errata/RHSA-2021:4364', 'tags': [], 'refsource': 'MISC'}
  • {'url': 'https://access.redhat.com/security/cve/CVE-2021-20284', 'name': 'https://access.redhat.com/security/cve/CVE-2021-20284', 'tags': [], 'refsource': 'MISC'}
CWE CWE-787 CWE-119

02 Feb 2023, 21:20

Type Values Removed Values Added
References
  • (MISC) https://access.redhat.com/errata/RHSA-2021:4364 -
  • (MISC) https://access.redhat.com/security/cve/CVE-2021-20284 -
CWE CWE-119

30 Sep 2022, 13:18

Type Values Removed Values Added
References (GENTOO) https://security.gentoo.org/glsa/202208-30 - (GENTOO) https://security.gentoo.org/glsa/202208-30 - Third Party Advisory
CWE CWE-787

15 Aug 2022, 11:15

Type Values Removed Values Added
References
  • (GENTOO) https://security.gentoo.org/glsa/202208-30 -

22 Jul 2022, 12:06

Type Values Removed Values Added
CPE cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-:*:*:*:*:*:*:*
cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:*
First Time Netapp
Netapp cloud Backup
Netapp ontap Select Deploy Administration Utility
References (CONFIRM) https://security.netapp.com/advisory/ntap-20210521-0010/ - (CONFIRM) https://security.netapp.com/advisory/ntap-20210521-0010/ - Third Party Advisory

21 May 2021, 09:15

Type Values Removed Values Added
References
  • (CONFIRM) https://security.netapp.com/advisory/ntap-20210521-0010/ -

31 Mar 2021, 20:58

Type Values Removed Values Added
CPE cpe:2.3:a:gnu:binutils:2.35.1:*:*:*:*:*:*:*
CVSS v2 : unknown
v3 : unknown 		v2 : 4.3
v3 : 5.5
References (MISC) https://bugzilla.redhat.com/show_bug.cgi?id=1937784 - (MISC) https://bugzilla.redhat.com/show_bug.cgi?id=1937784 - Exploit, Issue Tracking, Third Party Advisory
References (MISC) https://sourceware.org/bugzilla/show_bug.cgi?id=26931 - (MISC) https://sourceware.org/bugzilla/show_bug.cgi?id=26931 - Exploit, Issue Tracking, Third Party Advisory

26 Mar 2021, 17:18

Type Values Removed Values Added
New CVE
Information

Published : 2021-03-26 17:15

Updated : 2023-12-10 13:55

NVD link : CVE-2021-20284

Mitre link : CVE-2021-20284

CVE.ORG link : CVE-2021-20284

JSON object : View

Products Affected

netapp

  • ontap_select_deploy_administration_utility
  • cloud_backup

gnu

  • binutils
CWE
CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-787

Out-of-bounds Write