Vulnerability Name:

CVE-2019-6129 (CCN-155435)

Assigned:2019-01-04
Published:2019-01-04
Updated:2020-08-24
Summary:** DISPUTED ** png_create_info_struct in png.c in libpng 1.6.36 has a memory leak, as demonstrated by pngcp.
Note: a third party has stated "I don't think it is libpng's job to free this buffer."
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
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: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): 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
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-401
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2019-6129

Source: XF
Type: UNKNOWN
libpng-cve20196129-dos(155435)

Source: CCN
Type: libpng GIT Repository
memory leak in png_create_info_struct #269

Source: MISC
Type: Exploit, Third Party Advisory
https://github.com/glennrp/libpng/issues/269

Source: CCN
Type: IBM Security Bulletin 1143508 (Watson Studio Local)
Multiple Vulnerabilities in libpng affects IBM Watson Studio Local

Source: N/A
Type: UNKNOWN
N/A

Vulnerable Configuration:Configuration 1:
  • cpe:/a:libpng:libpng:1.6.36:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:libpng:libpng:1.6.36:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.disco:def:201961290000000
    V
    		CVE-2019-6129 on Ubuntu 19.04 (disco) - negligible.
    2019-01-11
    oval:com.ubuntu.bionic:def:20196129000
    V
    		CVE-2019-6129 on Ubuntu 18.04 LTS (bionic) - negligible.
    2019-01-11
    oval:com.ubuntu.cosmic:def:201961290000000
    V
    		CVE-2019-6129 on Ubuntu 18.10 (cosmic) - negligible.
    2019-01-11
    oval:com.ubuntu.cosmic:def:20196129000
    V
    		CVE-2019-6129 on Ubuntu 18.10 (cosmic) - negligible.
    2019-01-11
    oval:com.ubuntu.bionic:def:201961290000000
    V
    		CVE-2019-6129 on Ubuntu 18.04 LTS (bionic) - negligible.
    2019-01-11
    oval:com.ubuntu.trusty:def:20196129000
    V
    		CVE-2019-6129 on Ubuntu 14.04 LTS (trusty) - negligible.
    2019-01-11
    oval:com.ubuntu.xenial:def:201961290000000
    V
    		CVE-2019-6129 on Ubuntu 16.04 LTS (xenial) - negligible.
    2019-01-11
    oval:com.ubuntu.xenial:def:20196129000
    V
    		CVE-2019-6129 on Ubuntu 16.04 LTS (xenial) - negligible.
    2019-01-11
    BACK
    libpng libpng 1.6.36
    libpng libpng 1.6.36