CVE-2018-7731

CVSS V2 Medium 4.3 CVSS V3 Medium 5.5
Description
An issue was discovered in Exempi through 2.4.4. XMPFiles/source/FormatSupport/WEBP_Support.cpp does not check whether a bitstream has a NULL value, leading to a NULL pointer dereference in the WEBP::VP8XChunk class.
Overview
  • CVE ID
  • CVE-2018-7731
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Modified
  • Published Version
  • 2018-03-06T18:29:00
  • Last Modified Date
  • 2020-10-26T12:17:07
Weakness Enumerations
CWE URL
CWE-476 http://cwe.mitre.org/data/definitions/476.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:exempi_project:exempi:*:*:*:*:*:*:*:* 1 OR 2.4.4
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:N/C:N/I:N/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • PARTIAL
  • Base Score
  • 4.3
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8.6
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • REQUIRED
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 5.5
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 1.8
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://cgit.freedesktop.org/exempi/commit/?id=aabedb5e749dd59112a3fe1e8e08f2d934f56666 Patch Third Party Advisory
https://bugs.freedesktop.org/show_bug.cgi?id=105247 Exploit Issue Tracking Third Party Advisory
https://usn.ubuntu.com/3668-1/ Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BCFXKOOATZ2B5G3G7EBXZWVZHEABN4ZV/
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2018-7731
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-7731
History
Created Old Value New Value Data Type Notes
2022-05-10 16:22:12 Added to TrackCVE
2022-12-03 03:02:57 2018-03-06T18:29Z 2018-03-06T18:29:00 CVE Published Date updated
2022-12-03 03:02:57 2020-10-26T12:17:07 CVE Modified Date updated
2022-12-03 03:02:57 Modified Vulnerability Status updated