Vulnerability Name:

CVE-2018-16336 (CCN-149246)

Assigned:2018-08-14
Published:2018-08-14
Updated:2019-10-03
Summary:Exiv2::Internal::PngChunk::parseTXTChunk in Exiv2 v0.26 allows remote attackers to cause a denial of service (heap-based buffer over-read) via a crafted image file, a different vulnerability than CVE-2018-10999.
CVSS v3 Severity:6.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)
5.7 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/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): None
Integrity (I): None
Availibility (A): High
5.5 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)
4.8 Medium (CCN 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:U/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
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
4.6 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:N/I:N/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
Vulnerability Type:CWE-125
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2018-16336

Source: XF
Type: UNKNOWN
exiv2-cve201816336-dos(149246)

Source: CCN
Type: exiv2 GIT Repository
ddressSanitizer: 2 heap-buffer-overflow problems ( Exiv2::Internal::PngChunk::parseTXTChunk() && bool __gnu_cxx::__ops::_Iter_equals_val::operator()(unsigned char*)) #400

Source: MISC
Type: Third Party Advisory
https://github.com/Exiv2/exiv2/issues/400

Source: MLIST
Type: Mailing List, Third Party Advisory
[debian-lts-announce] 20181021 [SECURITY] [DLA 1551-1] exiv2 security update

Source: UBUNTU
Type: Third Party Advisory
USN-3852-1

Vulnerable Configuration:Configuration 1:
  • cpe:/a:exiv2:exiv2:0.26:*:*:*:*:*:*:*

    • Configuration 2:
  • cpe:/o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
  • OR cpe:/o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
  • OR cpe:/o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
  • OR cpe:/o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*
  • OR cpe:/o:debian:debian_linux:8.0:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:exiv2:exiv2:0.26:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.bionic:def:2018163360000000
    V
    		CVE-2018-16336 on Ubuntu 18.04 LTS (bionic) - medium.
    2018-09-02
    oval:com.ubuntu.xenial:def:2018163360000000
    V
    		CVE-2018-16336 on Ubuntu 16.04 LTS (xenial) - medium.
    2018-09-02
    oval:com.ubuntu.bionic:def:201816336000
    V
    		CVE-2018-16336 on Ubuntu 18.04 LTS (bionic) - medium.
    2018-09-01
    oval:com.ubuntu.cosmic:def:2018163360000000
    V
    		CVE-2018-16336 on Ubuntu 18.10 (cosmic) - medium.
    2018-09-01
    oval:com.ubuntu.cosmic:def:201816336000
    V
    		CVE-2018-16336 on Ubuntu 18.10 (cosmic) - medium.
    2018-09-01
    oval:com.ubuntu.trusty:def:201816336000
    V
    		CVE-2018-16336 on Ubuntu 14.04 LTS (trusty) - medium.
    2018-09-01
    oval:com.ubuntu.xenial:def:201816336000
    V
    		CVE-2018-16336 on Ubuntu 16.04 LTS (xenial) - medium.
    2018-09-01
    BACK
    exiv2 exiv2 0.26
    canonical ubuntu linux 14.04
    canonical ubuntu linux 16.04
    canonical ubuntu linux 18.04
    canonical ubuntu linux 18.10
    debian debian linux 8.0
    exiv2 exiv2 0.26