Vulnerability CVE-2017-14858

Vulnerability Name:

CVE-2017-14858 (CCN-132765)

Assigned:

2017-09-24

Published:

2017-09-24

Updated:

2017-10-04

Summary:

There is a heap-based buffer overflow in the Exiv2::l2Data function of types.cpp in Exiv2 0.26. A Crafted input will lead to a denial of service attack.

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)
4.9 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:U/RL:U/RC:R)

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

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)
4.9 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:U/RC:R)

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-119

Vulnerability Consequences:

Denial of Service

References:

Source: MITRE
Type: CNA
CVE-2017-14858

Source: CCN
Type: Exiv2 Web site
Exiv2

Source: CCN
Type: Red Hat Bugzilla Bug 1494782
It is a heap-buffer-overflow in Exiv2::l2Data (types.cpp:398)

Source: MISC
Type: Exploit, Issue Tracking, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1494782

Source: XF
Type: UNKNOWN
exiv2-cve201714858-dos(132765)

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2017-14858

Vulnerable Configuration:

Configuration 1:

cpe:/a:exiv2:exiv2:0.26:*:*:*:*:*:*:*

Configuration CCN 1:

cpe:/a:exiv2:exiv2:0.26:*:*:*:*:*:*:*

Denotes that component is vulnerable

Oval Definitions

Definition ID	Class	Title	Last Modified
oval:com.ubuntu.artful:def:201714858000	V	CVE-2017-14858 on Ubuntu 17.10 (artful) - medium.	2017-09-28
oval:com.ubuntu.bionic:def:2017148580000000	V	CVE-2017-14858 on Ubuntu 18.04 LTS (bionic) - medium.	2017-09-28
oval:com.ubuntu.bionic:def:201714858000	V	CVE-2017-14858 on Ubuntu 18.04 LTS (bionic) - medium.	2017-09-28
oval:com.ubuntu.xenial:def:2017148580000000	V	CVE-2017-14858 on Ubuntu 16.04 LTS (xenial) - medium.	2017-09-28
oval:com.ubuntu.trusty:def:201714858000	V	CVE-2017-14858 on Ubuntu 14.04 LTS (trusty) - medium.	2017-09-28
oval:com.ubuntu.xenial:def:201714858000	V	CVE-2017-14858 on Ubuntu 16.04 LTS (xenial) - medium.	2017-09-28

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