CVE-2021-27377

Severity Score

9.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

An issue was discovered in the yottadb crate before 1.2.0 for Rust. For some memory-allocation patterns, ydb_subscript_next_st and ydb_subscript_prev_st have a use-after-free.

Se detectó un problema en la crate yottadb versiones anteriores a 1.2.0 para Rust. Para algunos patrones de asignación de memoria, las funciones ydb_subscript_next_st y ydb_subscript_prev_st presentan un uso de la memoria previamente liberada

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-02-18 CVE Reserved
2021-02-18 CVE Published
2024-08-03 CVE Updated
2024-08-03 First Exploit
2025-01-25 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-416: Use After Free

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC
https://rustsec.org/advisories/RUSTSEC-2021-0022.html	2024-08-03

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Yottadb Search vendor "Yottadb"		Yottadb Search vendor "Yottadb" for product "Yottadb"				< 1.2.0 Search vendor "Yottadb" for product "Yottadb" and version " < 1.2.0"		rust		Affected