CVE-2020-35493

Gentoo Linux Security Advisory 202107-24

Severity Score

5.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

A flaw exists in binutils in bfd/pef.c. An attacker who is able to submit a crafted PEF file to be parsed by objdump could cause a heap buffer overflow -> out-of-bounds read that could lead to an impact to application availability. This flaw affects binutils versions prior to 2.34.

Se presenta un fallo en el archivo bfd/pef.c de binutils. Un atacante que pueda enviar un archivo PEF diseñado para que sea analizado por objdump podría causar un desbordamiento del búfer de pila -) lectura fuera de límites que podría tener un impacto en la disponibilidad de la aplicación. Este fallo afecta a binutils versiones anteriores a la 2.34.

Multiple vulnerabilities have been found in Binutils, the worst of which could result in a Denial of Service condition. Versions less than 2.35.2 are affected.

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-12-17 CVE Reserved
2021-01-04 CVE Published
2024-08-04 CVE Updated
2024-08-04 First Exploit
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-20: Improper Input Validation

CAPEC

References (4)

URL	Tag	Source
https://security.netapp.com/advisory/ntap-20210212-0007	Third Party Advisory

URL	Date	SRC
https://bugzilla.redhat.com/show_bug.cgi?id=1911437	2024-08-04

URL	Date	SRC

URL	Date	SRC
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4KOK3QWSVOUJWJ54HVGIFWNLWQ5ZY4S6	2023-11-07
https://security.gentoo.org/glsa/202107-24	2023-11-07

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Netapp Search vendor "Netapp"	Hci Compute Node Firmware Search vendor "Netapp" for product "Hci Compute Node Firmware"	-	-	Affected	in	Netapp Search vendor "Netapp"	Hci Compute Node Search vendor "Netapp" for product "Hci Compute Node"	-	-	Safe
Gnu Search vendor "Gnu"		Binutils Search vendor "Gnu" for product "Binutils"				< 2.34 Search vendor "Gnu" for product "Binutils" and version " < 2.34"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				32 Search vendor "Fedoraproject" for product "Fedora" and version "32"		-		Affected
Netapp Search vendor "Netapp"		Cloud Backup Search vendor "Netapp" for product "Cloud Backup"				-		-		Affected
Netapp Search vendor "Netapp"		Ontap Select Deploy Administration Utility Search vendor "Netapp" for product "Ontap Select Deploy Administration Utility"				-		-		Affected
Netapp Search vendor "Netapp"		Solidfire\, Enterprise Sds \& Hci Storage Node Search vendor "Netapp" for product "Solidfire\, Enterprise Sds \& Hci Storage Node"				-		-		Affected
Netapp Search vendor "Netapp"		Solidfire \& Hci Management Node Search vendor "Netapp" for product "Solidfire \& Hci Management Node"				-		-		Affected
Broadcom Search vendor "Broadcom"		Brocade Fabric Operating System Firmware Search vendor "Broadcom" for product "Brocade Fabric Operating System Firmware"				-		-		Affected