Vulnerability Name:

CVE-2019-3561 (CCN-160253)

Assigned:2019-04-03
Published:2019-04-03
Updated:2019-10-09
Summary:Insufficient boundary checks for the strrpos and strripos functions allow access to out-of-bounds memory. This affects all supported versions of HHVM (4.0.3, 3.30.4, and 3.27.7 and below).
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-2019-3561

Source: XF
Type: UNKNOWN
hhvm-cve20193561-info-disc(160253)

Source: MISC
Type: Third Party Advisory
https://github.com/facebook/hhvm/commit/46003b4ab564b2abcd8470035fc324fe36aa8c75

Source: CCN
Type: HHVM Blog, April 03, 2019
HHVM 4.0.4, 3.30.5, and 3.27.8

Source: MISC
Type: Vendor Advisory
https://hhvm.com/blog/2019/04/03/hhvm-4.0.4.html

Vulnerable Configuration:Configuration 1:
  • cpe:/a:facebook:hhvm:*:*:*:*:*:*:*:* (Version <= 3.27.7)
  • OR cpe:/a:facebook:hhvm:*:*:*:*:*:*:*:* (Version >= 3.28.0 and <= 3.30.4)
  • OR cpe:/a:facebook:hhvm:*:*:*:*:*:*:*:* (Version >= 4.0.0 and <= 4.0.3)

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.bionic:def:20193561000
    V
    		CVE-2019-3561 on Ubuntu 18.04 LTS (bionic) - medium.
    2019-04-29
    oval:com.ubuntu.xenial:def:20193561000
    V
    		CVE-2019-3561 on Ubuntu 16.04 LTS (xenial) - medium.
    2019-04-29
    oval:com.ubuntu.bionic:def:201935610000000
    V
    		CVE-2019-3561 on Ubuntu 18.04 LTS (bionic) - medium.
    2019-04-29
    oval:com.ubuntu.xenial:def:201935610000000
    V
    		CVE-2019-3561 on Ubuntu 16.04 LTS (xenial) - medium.
    2019-04-29
    BACK
    facebook hhvm *
    facebook hhvm *
    facebook hhvm *