Vulnerability Name:

CVE-2018-6347 (CCN-155022)

Assigned:2018-12-28
Published:2018-12-28
Updated:2019-10-09
Summary:An issue in the Proxygen handling of HTTP2 parsing of headers/trailers can lead to a denial-of-service attack. This affects Proxygen prior to v2018.12.31.00.
CVSS v3 Severity:7.5 High (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 (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
5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
4.6 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:L/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): Low
CVSS v2 Severity:5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
Vulnerability Type:CWE-20
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2018-6347

Source: XF
Type: UNKNOWN
proxygen-cve20186347-dos(155022)

Source: CCN
Type: Proxygen GIT Repository
Don't lower lastStreamID

Source: MISC
Type: Patch, Third Party Advisory
https://github.com/facebook/proxygen/commit/223e0aa6bc7590e86af1e917185a2e0efe160711

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2018-6347

Vulnerable Configuration:Configuration 1:
  • cpe:/a:proxygen_project:proxygen:*:*:*:*:*:*:*:* (Version < 2018.12.31.00)

    • Configuration CCN 1:
  • cpe:/a:facebook:proxygen:2018.12.24.00:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    proxygen_project proxygen *
    facebook proxygen 2018.12.24.00