CVE-2021-0297

CVSS V2 Medium 6.4 CVSS V3 Medium 6.5
Description
A vulnerability in the processing of TCP MD5 authentication in Juniper Networks Junos OS Evolved may allow a BGP or LDP session configured with MD5 authentication to succeed, even if the peer does not have TCP MD5 authentication enabled. This could lead to untrusted or unauthorized sessions being established, resulting in an impact on confidentiality or stability of the network. This issue affects Juniper Networks Junos OS Evolved: All versions prior to 20.3R2-S1-EVO; 20.4 versions prior to 20.4R2-EVO; 21.1 versions prior to 21.1R2-EVO. Juniper Networks Junos OS is not affected by this issue.
Overview
  • CVE ID
  • CVE-2021-0297
  • Assigner
  • sirt@juniper.net
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-10-19T19:15:08
  • Last Modified Date
  • 2021-10-25T15:20:01
Weakness Enumerations
CWE URL
CWE-755 http://cwe.mitre.org/data/definitions/755.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:juniper:junos_os_evolved:20.3:r1:*:*:*:*:*:* 1 OR
cpe:2.3:o:juniper:junos_os_evolved:20.3:r1-s1:*:*:*:*:*:* 1 OR
cpe:2.3:o:juniper:junos_os_evolved:20.3:r2:*:*:*:*:*:* 1 OR
cpe:2.3:o:juniper:junos_os_evolved:20.4:r1:*:*:*:*:*:* 1 OR
cpe:2.3:o:juniper:junos_os_evolved:21.1:r1:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:P/I:P/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • NONE
  • Base Score
  • 6.4
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 4.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • LOW
  • Availability Impact
  • NONE
  • Base Score
  • 6.5
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 3.9
  • Impact Score
  • 2.5
References
Reference URL Reference Tags
https://kb.juniper.net/JSA11211 Vendor Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-0297
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-0297
History
Created Old Value New Value Data Type Notes
2022-05-10 06:50:03 Added to TrackCVE
2022-12-05 12:40:38 2021-10-19T19:15Z 2021-10-19T19:15:08 CVE Published Date updated
2022-12-05 12:40:38 2021-10-25T15:20:01 CVE Modified Date updated
2022-12-05 12:40:38 Analyzed Vulnerability Status updated