Vulnerability Name:

CVE-2017-5471 (CCN-127252)

Assigned:2017-06-13
Published:2017-06-13
Updated:2018-08-09
Summary:Memory safety bugs were reported in Firefox 53. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Firefox < 54.
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
8.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
7.7 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/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): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
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
9.0 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-119
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2017-5471

Source: BID
Type: Third Party Advisory, VDB Entry
99042

Source: CCN
Type: BID-99042
Mozilla Firefox CVE-2017-5471 Multiple Memory Corruption Vulnerabilities

Source: SECTRACK
Type: Third Party Advisory, VDB Entry
1038689

Source: CONFIRM
Type: Issue Tracking, Vendor Advisory
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1349604%2C1318645%2C1361098%2C1361100%2C1341026%2C1349421%2C1360852%2C1299147%2C1352073%2C1354853%2C1366446%2C1342181%2C1343069

Source: XF
Type: UNKNOWN
firefox-cve20175471-code-exec(127252)

Source: CCN
Type: Mozilla Foundation Security Advisory 2017-15
Security vulnerabilities fixed in Firefox 54

Source: CONFIRM
Type: Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-15/

Vulnerable Configuration:Configuration 1:
  • cpe:/a:mozilla:firefox:*:*:*:*:*:*:*:* (Version < 54.0)

    • Configuration CCN 1:
  • cpe:/a:mozilla:firefox:53.0:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.xenial:def:201754710000000
    V
    		CVE-2017-5471 on Ubuntu 16.04 LTS (xenial) - medium.
    2018-06-11
    oval:com.ubuntu.artful:def:20175471000
    V
    		CVE-2017-5471 on Ubuntu 17.10 (artful) - medium.
    2018-06-11
    oval:com.ubuntu.xenial:def:20175471000
    V
    		CVE-2017-5471 on Ubuntu 16.04 LTS (xenial) - medium.
    2018-06-11
    oval:com.ubuntu.disco:def:201754710000000
    V
    		CVE-2017-5471 on Ubuntu 19.04 (disco) - medium.
    2018-06-11
    oval:com.ubuntu.bionic:def:20175471000
    V
    		CVE-2017-5471 on Ubuntu 18.04 LTS (bionic) - medium.
    2018-06-11
    oval:com.ubuntu.cosmic:def:201754710000000
    V
    		CVE-2017-5471 on Ubuntu 18.10 (cosmic) - medium.
    2018-06-11
    oval:com.ubuntu.cosmic:def:20175471000
    V
    		CVE-2017-5471 on Ubuntu 18.10 (cosmic) - medium.
    2018-06-11
    oval:com.ubuntu.bionic:def:201754710000000
    V
    		CVE-2017-5471 on Ubuntu 18.04 LTS (bionic) - medium.
    2018-06-11
    oval:com.ubuntu.trusty:def:20175471000
    V
    		CVE-2017-5471 on Ubuntu 14.04 LTS (trusty) - medium.
    2018-06-11
    BACK
    mozilla firefox *
    mozilla firefox 53.0