Vulnerability Name:

CVE-2017-17814

Assigned:2017-08-28
Published:2017-08-28
Updated:2018-06-29
Summary:In Netwide Assembler (NASM) 2.14rc0, there is a use-after-free in do_directive in asm/preproc.c that will cause a remote denial of service attack.
CVSS v3 Severity:7.5 High (CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
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 Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
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-416
References:Source: MISC
Type: VENDOR_ADVISORY
https://bugzilla.nasm.us/show_bug.cgi?id=3392430

Source: XF
Type: UNKNOWN
nasm-cve201717814-dos(136685)

Source: UBUNTU
Type: UNKNOWN
USN-3694-1

Vulnerable Configuration:Configuration 1:
  • cpe:/a:nasm:netwide_assembler:2.14:rc0:*:*:*:*:*:*

  • Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:201717814
    V
    CVE-2017-17814
    2018-07-17
    oval:com.ubuntu.xenial:def:201717814000
    V
    CVE-2017-17814 on Ubuntu 16.04 LTS (xenial) - low.
    2017-12-20
    oval:com.ubuntu.trusty:def:201717814000
    V
    CVE-2017-17814 on Ubuntu 14.04 LTS (trusty) - low.
    2017-12-20
    oval:com.ubuntu.artful:def:201717814000
    V
    CVE-2017-17814 on Ubuntu 17.10 (artful) - low.
    2017-12-20
    BACK
    nasm netwide assembler 2.14 rc0