Vulnerability Name:

CVE-2021-30129 (CCN-205211)

Assigned:2021-07-12
Published:2021-07-12
Updated:2022-07-25
Summary:A vulnerability in sshd-core of Apache Mina SSHD allows an attacker to overflow the server causing an OutOfMemory error. This issue affects the SFTP and port forwarding features of Apache Mina SSHD version 2.0.0 and later versions. It was addressed in Apache Mina SSHD 2.7.0
CVSS v3 Severity:6.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
5.7 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
7.5 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
6.5 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
CVSS v2 Severity:4.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:S/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
7.8 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
Vulnerability Type:CWE-772
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2021-30129

Source: MLIST
Type: Mailing List, Third Party Advisory
[oss-security] 20210712 CVE-2021-30129: DoS/OOM leak vulnerability in Apache Mina SSHD Server

Source: XF
Type: UNKNOWN
apache-cve202130129-dos(205211)

Source: CONFIRM
Type: Mailing List, Vendor Advisory
N/A

Source: MLIST
Type: Mailing List, Vendor Advisory
[mina-users] 20210712 CVE-2021-30129: DoS/OOM leak vulnerability in Apache Mina SSHD Server

Source: MLIST
Type: Mailing List, Vendor Advisory
[announce] 20210712 CVE-2021-30129: DoS/OOM leak vulnerability in Apache Mina SSHD Server

Source: CCN
Type: Apache Web site
Apache Mina SSHD

Source: CCN
Type: oss-sec Mailing List, Mon, 12 Jul 2021 11:53:55 +0000
CVE-2021-30129: DoS/OOM leak vulnerability in Apache Mina SSHD Server

Source: CCN
Type: IBM Security Bulletin 6854327 (Sterling artner Engagement Manager)
IBM Sterling Partner Engagement Manager is vulnerable to denial of service due to sshd-core (CVE-2021-30129)

Source: CCN
Type: Oracle CPUApr2022
Oracle Critical Patch Update Advisory - April 2022

Source: MISC
Type: Patch, Third Party Advisory
https://www.oracle.com/security-alerts/cpuapr2022.html

Source: CCN
Type: Oracle CPUJul2022
Oracle Critical Patch Update Advisory - July 2022

Source: N/A
Type: UNKNOWN
N/A

Vulnerable Configuration:Configuration 1:
  • cpe:/a:apache:sshd:*:*:*:*:*:*:*:* (Version >= 2.0.0 and < 2.7.0)

    • Configuration 2:
  • cpe:/a:oracle:retail_customer_management_and_segmentation_foundation:18.0:*:*:*:*:*:*:*
  • OR cpe:/a:oracle:flexcube_universal_banking:*:*:*:*:*:*:*:* (Version >= 14.0.0 and <= 14.3.0)
  • OR cpe:/a:oracle:retail_customer_management_and_segmentation_foundation:19.0:*:*:*:*:*:*:*
  • OR cpe:/a:oracle:middleware_common_libraries_and_tools:12.2.1.4.0:*:*:*:*:*:*:*
  • OR cpe:/a:oracle:communications_cloud_native_core_console:1.9.0:*:*:*:*:*:*:*
  • OR cpe:/a:oracle:banking_payments:14.5:*:*:*:*:*:*:*
  • OR cpe:/a:oracle:banking_trade_finance:14.5:*:*:*:*:*:*:*
  • OR cpe:/a:oracle:banking_treasury_management:14.5:*:*:*:*:*:*:*
  • OR cpe:/a:oracle:oss_support_tools:2.12.42:*:*:*:*:*:*:*
  • OR cpe:/a:oracle:flexcube_universal_banking:14.5:*:*:*:*:*:*:*
  • OR cpe:/a:oracle:middleware_common_libraries_and_tools:14.1.1.0.0:*:*:*:*:*:*:*
  • OR cpe:/a:oracle:middleware_common_libraries_and_tools:12.2.1.3.0:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:apache:mina_sshd:2.2.0:*:*:*:*:*:*:*
  • AND
  • cpe:/a:oracle:retail_customer_management_and_segmentation_foundation:18.0:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:sterling_partner_engagement_manager:6.1:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    apache sshd *
    oracle retail customer management and segmentation foundation 18.0
    oracle flexcube universal banking *
    oracle retail customer management and segmentation foundation 19.0
    oracle middleware common libraries and tools 12.2.1.4.0
    oracle communications cloud native core console 1.9.0
    oracle banking payments 14.5
    oracle banking trade finance 14.5
    oracle banking treasury management 14.5
    oracle oss support tools 2.12.42
    oracle flexcube universal banking 14.5
    oracle middleware common libraries and tools 14.1.1.0.0
    oracle middleware common libraries and tools 12.2.1.3.0
    apache mina sshd 2.2.0
    oracle retail customer management and segmentation foundation 18.0
    ibm sterling partner engagement manager 6.1