// For flags

CVE-2020-8991

 

Severity Score

2.3
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track
*SSVC
Descriptions

vg_lookup in daemons/lvmetad/lvmetad-core.c in LVM2 2.02 mismanages memory, leading to an lvmetad memory leak, as demonstrated by running pvs. NOTE: RedHat disputes CVE-2020-8991 as not being a vulnerability since there’s no apparent route to either privilege escalation or to denial of service through the bug

** EN DISPUTA ** vg_lookup en daemons / lvmetad / lvmetad-core.c en LVM2 2.02 administra mal la memoria, lo que lleva a una pérdida de memoria lvmetad, como lo demuestra la ejecución de pvs. NOTA: RedHat niega que CVE-2020-8991 no sea una vulnerabilidad, ya que no existe una ruta aparente para escalar privilegios o para denegar el servicio a través del error.

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low
Attack Vector
Local
Attack Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:Track
Exploitation
None
Automatable
No
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2020-02-14 CVE Reserved
  • 2020-02-14 CVE Published
  • 2023-03-08 EPSS Updated
  • 2024-08-04 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-401: Missing Release of Memory after Effective Lifetime
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Redhat
Search vendor "Redhat"
 Lvm2
Search vendor "Redhat" for product "Lvm2"
 2.02.00
Search vendor "Redhat" for product "Lvm2" and version "2.02.00"
-
Affected