Juniper Junos vmcore double free

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Juniper Junos. This affects an unknown function of the component vmcore. Performing a manipulation results in double free. This vulnerability is cataloged as CVE-2020-1686. It is possible to initiate the attack remotely. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in Juniper Junos (Router Operating System) (version now known). This affects some unknown processing of the component vmcore. The manipulation with an unknown input leads to a double free vulnerability. CWE is classifying the issue as CWE-415. The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations. This is going to have an impact on availability.

The weakness was shared 10/17/2020 as JSA11083. It is possible to read the advisory at kb.juniper.net. This vulnerability is uniquely identified as CVE-2020-1686. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available.

Upgrading eliminates this vulnerability.

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Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.2

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Double free
CWE: CWE-415 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/04/2019 🔍
10/17/2020 +347 days 🔍
10/17/2020 +0 days 🔍
11/20/2020 +34 days 🔍

Sourcesinfo

Vendor: juniper.net

Advisory: JSA11083
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2020-1686 (🔍)
GCVE (CVE): GCVE-0-2020-1686
GCVE (VulDB): GCVE-100-162819

Entryinfo

Created: 10/17/2020 11:20
Updated: 11/20/2020 22:55
Changes: 10/17/2020 11:20 (38), 11/19/2020 08:09 (1), 11/20/2020 22:51 (3), 11/20/2020 22:55 (7)
Complete: 🔍
Cache ID: 216::103

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