CVE-2020-17487

Severity Score

7.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

radare2 4.5.0 misparses signature information in PE files, causing a segmentation fault in r_x509_parse_algorithmidentifier in libr/util/x509.c. This is due to a malformed object identifier in IMAGE_DIRECTORY_ENTRY_SECURITY.

radare2 versión 4.5.0 analiza incorrectamente la información de la firma en los archivos PE, causando un error de segmentación en la función r_x509_parse_algorithmidentifier en la biblioteca libr/util/x509.c. Esto es debido a un identificador de objeto con formato incorrecto en la función IMAGE_DIRECTORY_ENTRY_SECURITY

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-08-11 CVE Reserved
2020-08-11 CVE Published
2023-11-08 EPSS Updated
2024-08-04 CVE Updated
2024-08-04 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CAPEC

References (3)

URL	Tag	Source

URL	Date	SRC
https://github.com/radareorg/radare2/issues/17431	2024-08-04

URL	Date	SRC

URL	Date	SRC
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/45SGGCWFIIV7N2X2QZRREHOW7ODT3IH7	2023-11-07
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZJET3RR6W7LAK4H6VPTMAZS24W7XYHRZ	2023-11-07

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Radare Search vendor "Radare"		Radare2 Search vendor "Radare" for product "Radare2"				4.5.0 Search vendor "Radare" for product "Radare2" and version "4.5.0"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				32 Search vendor "Fedoraproject" for product "Fedora" and version "32"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				33 Search vendor "Fedoraproject" for product "Fedora" and version "33"		-		Affected