Vulnerability Name:

CVE-2019-7146 (CCN-156276)

Assigned:2019-01-09
Published:2019-01-09
Updated:2020-08-24
Summary:In elfutils 0.175, there is a buffer over-read in the ebl_object_note function in eblobjnote.c in libebl. Remote attackers could leverage this vulnerability to cause a denial-of-service via a crafted elf file, as demonstrated by eu-readelf.
CVSS v3 Severity:5.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)
4.8 Medium (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: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): 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
3.3 Low (REDHAT 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 (REDHAT 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: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-125
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2019-7146

Source: REDHAT
Type: UNKNOWN
RHSA-2019:3575

Source: XF
Type: UNKNOWN
elfutils-cve20197146-dos(156276)

Source: CCN
Type: Sourceware Bugzilla – Bug 24075
Program Crash due to buffer over-read in ebl_object_note function in eblobjnote.c in libebl

Source: MISC
Type: Exploit, Issue Tracking, Third Party Advisory
https://sourceware.org/bugzilla/show_bug.cgi?id=24075

Source: MISC
Type: Exploit, Issue Tracking, Third Party Advisory
https://sourceware.org/bugzilla/show_bug.cgi?id=24081

Source: CCN
Type: elfutils GIT Repository
RISC-V: Improve riscv64 core file support.

Vulnerable Configuration:Configuration 1:
  • cpe:/a:elfutils_project:elfutils:0.175:*:*:*:*:*:*:*

    • Configuration RedHat 1:
  • cpe:/a:redhat:enterprise_linux:8:*:*:*:*:*:*:*

    • Configuration RedHat 2:
  • cpe:/a:redhat:enterprise_linux:8::crb:*:*:*:*:*

    • Configuration RedHat 3:
  • cpe:/o:redhat:enterprise_linux:8:*:*:*:*:*:*:*

    • Configuration RedHat 4:
  • cpe:/o:redhat:enterprise_linux:8::baseos:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:8031
    P
    		libebl-plugins-0.177-150300.11.6.1 on GA media (Moderate)
    2023-06-20
    oval:org.opensuse.security:def:7489
    P
    		elfutils-0.185-150400.5.3.1 on GA media (Moderate)
    2023-06-12
    oval:org.opensuse.security:def:42425
    P
    		Security update for dwarves and elfutils (Moderate)
    2022-08-01
    oval:org.opensuse.security:def:43656
    P
    		Security update for dwarves and elfutils (Moderate)
    2022-08-01
    oval:org.opensuse.security:def:42329
    P
    		Security update for dwarves and elfutils (Moderate)
    2022-08-01
    oval:org.opensuse.security:def:94544
    P
    		elfutils-0.185-150400.3.35 on GA media (Moderate)
    2022-06-22
    oval:org.opensuse.security:def:2914
    P
    		elfutils-0.185-150400.3.35 on GA media (Moderate)
    2022-06-22
    oval:org.opensuse.security:def:112145
    P
    		debuginfod-dummy-client-0.185-3.1 on GA media (Moderate)
    2022-01-17
    oval:org.opensuse.security:def:105681
    P
    		Security update for fetchmail (Moderate)
    2021-12-14
    oval:com.redhat.rhsa:def:20193575
    P
    		RHSA-2019:3575: elfutils security, bug fix, and enhancement update (Low)
    2019-11-05
    oval:com.ubuntu.disco:def:201971460000000
    V
    		CVE-2019-7146 on Ubuntu 19.04 (disco) - low.
    2019-01-29
    oval:com.ubuntu.bionic:def:20197146000
    V
    		CVE-2019-7146 on Ubuntu 18.04 LTS (bionic) - medium.
    2019-01-28
    oval:com.ubuntu.cosmic:def:201971460000000
    V
    		CVE-2019-7146 on Ubuntu 18.10 (cosmic) - low.
    2019-01-28
    oval:com.ubuntu.cosmic:def:20197146000
    V
    		CVE-2019-7146 on Ubuntu 18.10 (cosmic) - medium.
    2019-01-28
    oval:com.ubuntu.bionic:def:201971460000000
    V
    		CVE-2019-7146 on Ubuntu 18.04 LTS (bionic) - low.
    2019-01-28
    oval:com.ubuntu.trusty:def:20197146000
    V
    		CVE-2019-7146 on Ubuntu 14.04 LTS (trusty) - medium.
    2019-01-28
    oval:com.ubuntu.xenial:def:201971460000000
    V
    		CVE-2019-7146 on Ubuntu 16.04 LTS (xenial) - low.
    2019-01-28
    oval:com.ubuntu.xenial:def:20197146000
    V
    		CVE-2019-7146 on Ubuntu 16.04 LTS (xenial) - medium.
    2019-01-28
    BACK
    elfutils_project elfutils 0.175