Vulnerability Name:

CVE-2017-17724 (CCN-139057)

Assigned:2017-12-10
Published:2017-12-10
Updated:2019-10-03
Summary:In Exiv2 0.26, there is a heap-based buffer over-read in the Exiv2::IptcData::printStructure function in iptc.cpp, related to the "!= 0x1c" case. Remote attackers can exploit this vulnerability to cause a denial of service via a crafted TIFF file.
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: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): 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
4.4 Medium (REDHAT CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L)
3.9 Low (REDHAT Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/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): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): None
Availibility (A): Low
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
CWE-190
CWE-125
CWE-125
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2017-17724

Source: CCN
Type: Exiv2 Web site
Exiv2

Source: REDHAT
Type: UNKNOWN
RHSA-2019:2101

Source: CCN
Type: Red Hat Bugzilla – Bug 1524107
exiv2 library: heap-based buffer over-read in Exiv2::IptcData::printStructure (iptc.cpp)

Source: MISC
Type: Exploit, Issue Tracking, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1524107

Source: XF
Type: UNKNOWN
exiv2-cve201717724-dos(139057)

Source: MISC
Type: UNKNOWN
https://github.com/Exiv2/exiv2/issues/263

Source: MISC
Type: UNKNOWN
https://github.com/xiaoqx/pocs/blob/master/exiv2/readme.md

Source: GENTOO
Type: UNKNOWN
GLSA-201811-14

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

    • Configuration RedHat 1:
  • cpe:/o:redhat:enterprise_linux:7:*:*:*:*:*:*:*

    • Configuration RedHat 2:
  • cpe:/o:redhat:enterprise_linux:7::client:*:*:*:*:*

    • Configuration RedHat 3:
  • cpe:/o:redhat:enterprise_linux:7::computenode:*:*:*:*:*

    • Configuration RedHat 4:
  • cpe:/o:redhat:enterprise_linux:7::server:*:*:*:*:*

    • Configuration RedHat 5:
  • cpe:/o:redhat:enterprise_linux:7::workstation:*:*:*:*:*

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

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.redhat.rhsa:def:20192101
    P
    		RHSA-2019:2101: exiv2 security, bug fix, and enhancement update (Low)
    2019-08-06
    oval:com.ubuntu.artful:def:201717724000
    V
    		CVE-2017-17724 on Ubuntu 17.10 (artful) - medium.
    2018-02-12
    oval:com.ubuntu.bionic:def:2017177240000000
    V
    		CVE-2017-17724 on Ubuntu 18.04 LTS (bionic) - medium.
    2018-02-12
    oval:com.ubuntu.bionic:def:201717724000
    V
    		CVE-2017-17724 on Ubuntu 18.04 LTS (bionic) - medium.
    2018-02-12
    oval:com.ubuntu.xenial:def:2017177240000000
    V
    		CVE-2017-17724 on Ubuntu 16.04 LTS (xenial) - medium.
    2018-02-12
    oval:com.ubuntu.trusty:def:201717724000
    V
    		CVE-2017-17724 on Ubuntu 14.04 LTS (trusty) - medium.
    2018-02-12
    oval:com.ubuntu.xenial:def:201717724000
    V
    		CVE-2017-17724 on Ubuntu 16.04 LTS (xenial) - medium.
    2018-02-12
    BACK
    exiv2 exiv2 0.26
    exiv2 exiv2 0.26