Vulnerability Name:

CVE-2018-6191 (CCN-138317)

Assigned:2018-01-24
Published:2018-01-24
Updated:2018-02-09
Summary:The js_strtod function in jsdtoa.c in Artifex MuJS through 1.0.2 has an integer overflow because of incorrect exponent validation.
CVSS v3 Severity:5.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)
5.0 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
7.3 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
6.6 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/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): Low
Availibility (A): Low
CVSS v2 Severity:4.3 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
7.5 High (CCN 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
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Type:CWE-190
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2018-6191

Source: CCN
Type: MuJS GIT Repository
Fix 698920: Guard jsdtoa from integer overflow wreaking havoc

Source: MISC
Type: Patch, Third Party Advisory
http://git.ghostscript.com/?p=mujs.git;a=commit;h=25821e6d74fab5fcc200fe5e818362e03e114428

Source: BID
Type: Third Party Advisory, VDB Entry
102840

Source: CCN
Type: BID-102840
Artifex MuJS CVE-2018-6191 Integer Overflow Vulnerability

Source: MISC
Type: Permissions Required
https://bugs.ghostscript.com/show_bug.cgi?id=698920

Source: XF
Type: UNKNOWN
mujs-cve20186191-overflow(138317)

Source: CCN
Type: Packet Storm Security [01-27-2018]
Artifex MuJS 1.0.2 Integer Overflow

Source: EXPLOIT-DB
Type: Exploit, Patch, Third Party Advisory, VDB Entry
43903

Source: EXPLOIT-DB
Type: EXPLOIT
Offensive Security Exploit Database [01-28-2018]

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2018-6191

Vulnerable Configuration:Configuration 1:
  • cpe:/a:artifex:mujs:*:*:*:*:*:*:*:* (Version <= 1.0.2)

    • * Denotes that component is vulnerable
    BACK
    artifex mujs *