CVE-2021-43082

heap-buffer-overflow with stats-over-http plugin

Severity Score

9.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in the stats-over-http plugin of Apache Traffic Server allows an attacker to overwrite memory. This issue affects Apache Traffic Server 9.1.0.

Una vulnerabilidad de copia del búfer sin comprobar el tamaño de la entrada ("Desbordamiento de Búfer Clásico") en el plugin stats-over-http de Apache Traffic Server permite a un atacante sobrescribir la memoria. Este problema afecta a Apache Traffic Server versión 9.1.0

*Credits: Apache Traffic Server would like to thank Masori Koshiba for finding this issue.

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

2021-10-30 CVE Reserved
2021-11-03 CVE Published
2024-07-19 EPSS Updated
2024-08-04 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC
https://lists.apache.org/thread/k01797hyncx53659wr3o72s5cvkc3164	2021-11-05

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Apache Search vendor "Apache"		Traffic Server Search vendor "Apache" for product "Traffic Server"				>= 8.0.0 <= 8.1.2 Search vendor "Apache" for product "Traffic Server" and version " >= 8.0.0 <= 8.1.2"		-		Affected
Apache Search vendor "Apache"		Traffic Server Search vendor "Apache" for product "Traffic Server"				>= 9.0.0 <= 9.1.0 Search vendor "Apache" for product "Traffic Server" and version " >= 9.0.0 <= 9.1.0"		-		Affected