Vulnerability Name:

CVE-2016-7153 (CCN-116623)

Assigned:2016-08-03
Published:2016-08-03
Updated:2017-02-19
Summary:The HTTP/2 protocol does not consider the role of the TCP congestion window in providing information about content length, which makes it easier for remote attackers to obtain cleartext data by leveraging a web-browser configuration in which third-party cookies are sent, aka a "HEIST" attack.
CVSS v3 Severity:5.3 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)
4.9 Medium (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:U/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
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)
4.9 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:U/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:5.0 Medium (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
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
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-200
Vulnerability Consequences:Obtain Information
References:Source: CCN
Type: Ars Technica Web site
New attack steals SSNs, e-mail addresses, and more from HTTPS pages

Source: MISC
Type: Technical Description
http://arstechnica.com/security/2016/08/new-attack-steals-ssns-e-mail-addresses-and-more-from-https-pages/

Source: MITRE
Type: CNA
CVE-2016-7153

Source: CCN
Type: IBM Security Bulletin 2000816 (Application Performance Management)
A vulnerability in the Firefox component of the Synthetic Playback agent affects IBM Performance Management products.

Source: BID
Type: UNKNOWN
92773

Source: CCN
Type: BID-92773
HTTP/2 CVE-2016-7153 Information Disclosure Vulnerability

Source: SECTRACK
Type: UNKNOWN
1036741

Source: SECTRACK
Type: UNKNOWN
1036742

Source: SECTRACK
Type: UNKNOWN
1036743

Source: SECTRACK
Type: UNKNOWN
1036744

Source: SECTRACK
Type: UNKNOWN
1036745

Source: SECTRACK
Type: UNKNOWN
1036746

Source: XF
Type: UNKNOWN
multiple-browsers-cve20167153-info-disc(116623)

Source: MISC
Type: Technical Description
https://tom.vg/papers/heist_blackhat2016.pdf

Vulnerable Configuration:Configuration 1:
  • cpe:/a:microsoft:edge:-:*:*:*:*:*:*:*
  • OR cpe:/a:microsoft:internet_explorer:-:*:*:*:*:*:*:*

    • Configuration 2:
  • cpe:/a:google:chrome:-:*:*:*:*:*:*:*

    • Configuration 3:
  • cpe:/a:apple:safari:*:*:*:*:*:*:*:*

    • Configuration 4:
  • cpe:/a:opera:opera_browser:-:*:*:*:*:*:*:*

    • Configuration 5:
  • cpe:/a:mozilla:firefox:*:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:opera:opera_browser:*:*:*:*:*:*:*:*
  • OR cpe:/a:microsoft:ie:*:*:*:*:*:*:*:*
  • OR cpe:/a:apple:safari:*:*:*:*:*:*:*:*
  • OR cpe:/a:mozilla:firefox:*:*:*:*:*:*:*:*
  • OR cpe:/a:google:chrome:*:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.precise:def:20167153000
    V
    		CVE-2016-7153 on Ubuntu 12.04 LTS (precise) - medium.
    2016-09-06
    oval:com.ubuntu.trusty:def:20167153000
    V
    		CVE-2016-7153 on Ubuntu 14.04 LTS (trusty) - low.
    2016-09-06
    oval:com.ubuntu.xenial:def:20167153000
    V
    		CVE-2016-7153 on Ubuntu 16.04 LTS (xenial) - low.
    2016-09-06
    oval:com.ubuntu.xenial:def:201671530000000
    V
    		CVE-2016-7153 on Ubuntu 16.04 LTS (xenial) - low.
    2016-09-06
    BACK
    microsoft edge -
    microsoft internet explorer -
    google chrome -
    apple safari *
    opera opera browser -
    mozilla firefox *
    opera opera browser *
    microsoft ie *
    apple safari *
    mozilla firefox *
    google chrome *