Vulnerability Name:

CVE-2018-14338 (CCN-146864)

Assigned:2018-07-14
Published:2018-07-14
Updated:2018-09-17
Summary:samples/geotag.cpp in the example code of Exiv2 0.26 misuses the realpath function on POSIX platforms (other than Apple platforms) where glibc is not used, possibly leading to a buffer overflow.
CVSS v3 Severity:8.1 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H)
7.1 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
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)
6.4 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:U/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
3.3 Low (REDHAT CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)
2.9 Low (REDHAT Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/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): 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
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-119
CWE-121
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2018-14338

Source: XF
Type: UNKNOWN
exiv2-cve201814338-bo(146864)

Source: CCN
Type: Exiv2 GIT Repository
bufferoverflow() at geotag.cpp #382

Source: MISC
Type: Exploit, Patch, Third Party Advisory
https://github.com/Exiv2/exiv2/issues/382

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

    • Configuration RedHat 1:
  • cpe:/a:redhat:enterprise_linux:8:*:*:*:*:*:*:*

    • Configuration RedHat 2:
  • cpe:/a:redhat:enterprise_linux:8::appstream:*:*:*:*:*

    • Configuration RedHat 3:
  • cpe:/a:redhat:enterprise_linux:8::crb:*:*:*:*:*

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

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.redhat.rhsa:def:20201577
    P
    		RHSA-2020:1577: exiv2 security, bug fix, and enhancement update (Moderate)
    2020-04-28
    oval:com.ubuntu.artful:def:201814338000
    V
    		CVE-2018-14338 on Ubuntu 17.10 (artful) - medium.
    2018-07-17
    oval:com.ubuntu.bionic:def:2018143380000000
    V
    		CVE-2018-14338 on Ubuntu 18.04 LTS (bionic) - medium.
    2018-07-17
    oval:com.ubuntu.bionic:def:201814338000
    V
    		CVE-2018-14338 on Ubuntu 18.04 LTS (bionic) - medium.
    2018-07-17
    oval:com.ubuntu.xenial:def:2018143380000000
    V
    		CVE-2018-14338 on Ubuntu 16.04 LTS (xenial) - medium.
    2018-07-17
    oval:com.ubuntu.trusty:def:201814338000
    V
    		CVE-2018-14338 on Ubuntu 14.04 LTS (trusty) - medium.
    2018-07-17
    oval:com.ubuntu.xenial:def:201814338000
    V
    		CVE-2018-14338 on Ubuntu 16.04 LTS (xenial) - medium.
    2018-07-17
    BACK
    exiv2 exiv2 0.26
    exiv2 exiv2 0.26