CVE-2017-16803

CVSS V2 Medium 5 CVSS V3 High 7.5
Description
In Libav through 11.11 and 12.x through 12.1, the smacker_decode_tree function in libavcodec/smacker.c does not properly restrict tree recursion, which allows remote attackers to cause a denial of service (bitstream.c:build_table() out-of-bounds read and application crash) via a crafted Smacker stream.
Overview
  • CVE ID
  • CVE-2017-16803
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Modified
  • Published Version
  • 2017-11-13T17:29:00
  • Last Modified Date
  • 2018-11-27T11:29:01
Weakness Enumerations
CWE URL
CWE-119 http://cwe.mitre.org/data/definitions/119.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:libav:libav:*:*:*:*:*:*:*:* 1 OR 11.11
cpe:2.3:a:libav:libav:12.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:libav:libav:12.1:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:N/I:N/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • PARTIAL
  • Base Score
  • 5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 7.5
  • Base Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://github.com/libav/libav/commit/cd4663dc80323ba64989d0c103d51ad3ee0e9c2f Issue Tracking
https://bugzilla.libav.org/show_bug.cgi?id=1098 Issue Tracking
http://www.securityfocus.com/bid/101882 Third Party Advisory VDB Entry
https://www.debian.org/security/2018/dsa-4119
https://security.gentoo.org/glsa/201811-19
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2017-16803
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-16803
History
Created Old Value New Value Data Type Notes
2022-05-10 17:51:46 Added to TrackCVE
2022-12-02 22:58:43 2017-11-13T17:29Z 2017-11-13T17:29:00 CVE Published Date updated
2022-12-02 22:58:43 2018-11-27T11:29:01 CVE Modified Date updated
2022-12-02 22:58:43 Modified Vulnerability Status updated