Vulnerability-Lookup

VAR-202104-0544

Vulnerability from variot - Updated: 2024-11-23 22:29

A vulnerability in the HTTP/HTTPS service used by J-Web, Web Authentication, Dynamic-VPN (DVPN), Firewall Authentication Pass-Through with Web-Redirect, and Captive Portal allows an unauthenticated attacker to cause an extended Denial of Service (DoS) for these services by sending a high number of specific requests. This issue affects: Juniper Networks Junos OS 12.3 versions prior to 12.3R12-S17 on EX Series; 12.3X48 versions prior to 12.3X48-D105 on SRX Series; 15.1 versions prior to 15.1R7-S8; 15.1X49 versions prior to 15.1X49-D230 on SRX Series; 16.1 versions prior to 16.1R7-S8; 17.4 versions prior to 17.4R2-S12, 17.4R3-S3; 18.1 versions prior to 18.1R3-S11; 18.2 versions prior to 18.2R3-S6; 18.3 versions prior to 18.3R2-S4, 18.3R3-S3; 18.4 versions prior to 18.4R2-S5, 18.4R3-S4; 19.1 versions prior to 19.1R2-S2, 19.1R3-S2; 19.2 versions prior to 19.2R1-S5, 19.2R3; 19.3 versions prior to 19.3R2-S4, 19.3R3; 19.4 versions prior to 19.4R1-S3, 19.4R2-S2, 19.4R3; 20.1 versions prior to 20.1R1-S3, 20.1R2; 20.2 versions prior to 20.2R1-S1, 20.2R2. Juniper Networks Junos OS is a set of network operating system of Juniper Networks (Juniper Networks) dedicated to the company's hardware equipment. The operating system provides a secure programming interface and Junos SDK. There is a security vulnerability in Junos OS, and there is no relevant information about this vulnerability at present, please pay attention to CNNVD or manufacturer announcements at any time

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CVE-2021-0261 (GCVE-0-2021-0261)

Vulnerability from cvelistv5 – Published: 2021-04-22 19:37 – Updated: 2024-09-16 19:57

Title

Junos OS: Denial of Service vulnerability in J-Web and web based (HTTP/HTTPS) services caused by a high number of specific requests

Summary

Severity ?

7.5 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CWE

CWE-125 - Out-of-bounds Read
Denial of Service (DoS)
CWE-770 - Allocation of Resources Without Limits or Throttling

Assigner

juniper

References

URL

Tags

https://kb.juniper.net/JSA11152

x_refsource_MISC

Impacted products

Vendor

Product

Version

Juniper Networks

Junos OS

Affected: 12.3 , < 12.3R12-S17 (custom)

	Juniper Networks	Junos OS	Affected: 12.3X48 , < 12.3X48-D105 (custom) Affected: 15.1X49 , < 15.1X49-D230 (custom)
	Juniper Networks	Junos OS	Affected: 15.1 , < 15.1R7-S8 (custom) Affected: 16.1 , < 16.1R7-S8 (custom) Affected: 17.4 , < 17.4R2-S12, 17.4R3-S3 (custom) Affected: 18.1 , < 18.1R3-S11 (custom) Affected: 18.2 , < 18.2R3-S6 (custom) Affected: 18.3 , < 18.3R2-S4, 18.3R3-S3 (custom) Affected: 18.4 , < 18.4R2-S5, 18.4R3-S4 (custom) Affected: 19.1 , < 19.1R2-S2, 19.1R3-S2 (custom) Affected: 19.2 , < 19.2R1-S5, 19.2R3 (custom) Affected: 19.3 , < 19.3R2-S4, 19.3R3 (custom) Affected: 19.4 , < 19.4R1-S3, 19.4R2-S2, 19.4R3 (custom) Affected: 20.1 , < 20.1R1-S3, 20.1R2 (custom) Affected: 20.2 , < 20.2R1-S1, 20.2R2 (custom)

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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

VAR-202104-0544

CVE-2021-0261 (GCVE-0-2021-0261)

Tags

Sightings

Nomenclature