Vulnerability Name:

CVE-2017-17942

Assigned:2017-12-28
Published:2017-12-27
Updated:2018-01-10
Summary:In LibTIFF 4.0.9, there is a heap-based buffer over-read in the function PackBitsEncode in tif_packbits.c.
CVSS v3 Severity:8.8 High (CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
7.7 High (Temporal CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:U/RC:R)
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
5.9 Medium (CCN CVSS v3 Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
5.2 Medium (CCN Temporal CVSS v3 Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:U/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): Local
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:6.8 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
4.6 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Type:CWE-119
References:Source: MISC
Type: VENDOR_ADVISORY
http://bugzilla.maptools.org/show_bug.cgi?id=2767

Source: BID
Type: VENDOR_ADVISORY
102312

Source: XF
Type: UNKNOWN
libtiff-cve201717942-bo(136935)

Vulnerable Configuration:Configuration 1:
  • cpe:/a:libtiff:libtiff:4.0.9:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/a:libtiff:libtiff:4.0.8:*:*:*:*:*:*:*

  • Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.xenial:def:201717942000
    V
    CVE-2017-17942 on Ubuntu 16.04 LTS (xenial) - medium.
    2017-12-28
    oval:com.ubuntu.trusty:def:201717942000
    V
    CVE-2017-17942 on Ubuntu 14.04 LTS (trusty) - medium.
    2017-12-28
    BACK
    libtiff libtiff 4.0.9