Vulnerability Name:

CVE-2019-13470 (CCN-165500)

Assigned:2019-07-09
Published:2019-07-09
Updated:2019-07-16
Summary:MatrixSSL before 4.2.1 has an out-of-bounds read during ASN.1 handling.
CVSS v3 Severity:9.8 Critical (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
8.5 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/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): High
Integrity (I): High
Availibility (A): High
5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)
4.6 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/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): Low
Integrity (I): None
Availibility (A): None
CVSS v2 Severity:7.5 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
Vulnerability Type:CWE-125
Vulnerability Consequences:Obtain Information
References:Source: MITRE
Type: CNA
CVE-2019-13470

Source: XF
Type: UNKNOWN
matrixssl-cve201913470-info-disc(165500)

Source: CCN
Type: MatrixSSL GIT Repository
MatrixSSL 4.x changelog

Source: MISC
Type: Third Party Advisory
https://github.com/matrixssl/matrixssl/blob/4-2-1-open/doc/CHANGES_v4.x.md#changes-between-420-and-421-june-2019

Vulnerable Configuration:Configuration 1:
  • cpe:/a:matrixssl:matrixssl:*:*:*:*:*:*:*:* (Version < 4.2.1)

    • Configuration CCN 1:
  • cpe:/a:matrixssl:matrixssl:4.2.0:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    matrixssl matrixssl *
    matrixssl matrixssl 4.2.0