Juniper Junos OS 19.4R3-S4 PFE comparison

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.5$5k-$25k0.00

Summaryinfo

A vulnerability was found in Juniper Junos OS 19.4R3-S4. It has been classified as problematic. This issue affects some unknown processing of the component PFE. Performing a manipulation results in comparison. This vulnerability is known as CVE-2022-22203. Access to the local network is required for this attack. No exploit is available.

Detailsinfo

A vulnerability classified as critical has been found in Juniper Junos OS 19.4R3-S4 (Router Operating System). This affects an unknown code block of the component PFE. The manipulation with an unknown input leads to a comparison vulnerability. CWE is classifying the issue as CWE-697. The product compares two entities in a security-relevant context, but the comparison is incorrect, which may lead to resultant weaknesses. This is going to have an impact on availability. The summary by CVE is:

An Incorrect Comparison vulnerability in PFE of Juniper Networks Junos OS allows an adjacent unauthenticated attacker to cause a Denial of Service (DoS). On QFX5000 Series, and EX4600 and EX4650 platforms, the fxpc process will crash followed by the FPC reboot upon receipt of a specific hostbound packet. Continued receipt of these specific packets will create a sustained Denial of Service (DoS) condition. This issue only affects Juniper Networks Junos OS 19.4 version 19.4R3-S4.

The weakness was published 07/20/2022 as JSA69707. It is possible to read the advisory at kb.juniper.net. This vulnerability is uniquely identified as CVE-2022-22203 since 12/21/2021. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 07/20/2022).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.5

VulDB Base Score: 6.5
VulDB Temp Score: 6.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 6.5
CNA Vector (Juniper Networks, Inc.): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Comparison
CWE: CWE-697
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/21/2021 🔍
07/20/2022 +210 days 🔍
07/20/2022 +0 days 🔍
07/20/2022 +0 days 🔍

Sourcesinfo

Vendor: juniper.net

Advisory: JSA69707
Status: Confirmed

CVE: CVE-2022-22203 (🔍)
GCVE (CVE): GCVE-0-2022-22203
GCVE (VulDB): GCVE-100-204615

Entryinfo

Created: 07/20/2022 21:34
Changes: 07/20/2022 21:34 (50)
Complete: 🔍
Cache ID: 216::103

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