Vulnerability Name:

CVE-2016-9969 (CCN-163540)

Assigned:2016-12-16
Published:2018-11-02
Updated:2019-05-28
Summary:In libwebp 0.5.1, there is a double free bug in libwebpmux.
CVSS v3 Severity:7.5 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H)
6.5 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/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): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
3.3 Low (CCN 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 (CCN 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:5.1 Medium (CVSS v2 Vector: AV:N/AC:H/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): High
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
1.7 Low (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
Vulnerability Type:CWE-415
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2016-9969

Source: CCN
Type: Google Security Research Issue 322
double free in mux_types.h

Source: MISC
Type: Exploit, Issue Tracking, Third Party Advisory
https://bugs.chromium.org/p/webp/issues/detail?id=322

Source: CCN
Type: libwebp GIT Repository
3ebe1c0003287e1d9b65d99750f227ca7ed4dffc / . / src / mux / anim_encode.c

Source: XF
Type: UNKNOWN
libwebp-cve20169969-dos(163540)

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2016-9969

Vulnerable Configuration:Configuration 1:
  • cpe:/a:webmproject:libwebp:0.5.1:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:webmproject:libwebp:0.5.1:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.cosmic:def:201699690000000
    V
    		CVE-2016-9969 on Ubuntu 18.10 (cosmic) - medium.
    2019-05-23
    oval:com.ubuntu.bionic:def:201699690000000
    V
    		CVE-2016-9969 on Ubuntu 18.04 LTS (bionic) - medium.
    2019-05-23
    oval:com.ubuntu.xenial:def:201699690000000
    V
    		CVE-2016-9969 on Ubuntu 16.04 LTS (xenial) - medium.
    2019-05-23
    oval:com.ubuntu.disco:def:201699690000000
    V
    		CVE-2016-9969 on Ubuntu 19.04 (disco) - medium.
    2019-05-23
    BACK
    webmproject libwebp 0.5.1
    webmproject libwebp 0.5.1