// For flags

CVE-2020-36330

libwebp: out-of-bounds read in ChunkVerifyAndAssign() in mux/muxread.c

Severity Score

9.1
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

A flaw was found in libwebp in versions before 1.0.1. An out-of-bounds read was found in function ChunkVerifyAndAssign. The highest threat from this vulnerability is to data confidentiality and to the service availability.

Se encontró un fallo en libwebp en versiones anteriores a 1.0.1. Se encontró una lectura fuera de límites en la función ChunkVerifyAndAssign. La mayor amenaza de esta vulnerabilidad es la confidencialidad de los datos y la disponibilidad del servicio

A flaw was found in libwebp. An out-of-bounds read was found in function ChunkVerifyAndAssign. The highest threat from this vulnerability is to data confidentiality and to the service availability.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
None
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2021-05-04 CVE Reserved
  • 2021-05-21 CVE Published
  • 2024-02-04 EPSS Updated
  • 2024-08-04 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-125: Out-of-bounds Read
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Webmproject
Search vendor "Webmproject"
Libwebp
Search vendor "Webmproject" for product "Libwebp"
< 1.0.1
Search vendor "Webmproject" for product "Libwebp" and version " < 1.0.1"
-
Affected
Debian
Search vendor "Debian"
Debian Linux
Search vendor "Debian" for product "Debian Linux"
9.0
Search vendor "Debian" for product "Debian Linux" and version "9.0"
-
Affected
Debian
Search vendor "Debian"
Debian Linux
Search vendor "Debian" for product "Debian Linux"
10.0
Search vendor "Debian" for product "Debian Linux" and version "10.0"
-
Affected
Redhat
Search vendor "Redhat"
Enterprise Linux
Search vendor "Redhat" for product "Enterprise Linux"
8.0
Search vendor "Redhat" for product "Enterprise Linux" and version "8.0"
-
Affected
Netapp
Search vendor "Netapp"
Ontap Select Deploy Administration Utility
Search vendor "Netapp" for product "Ontap Select Deploy Administration Utility"
--
Affected
Apple
Search vendor "Apple"
Ipados
Search vendor "Apple" for product "Ipados"
< 14.7
Search vendor "Apple" for product "Ipados" and version " < 14.7"
-
Affected
Apple
Search vendor "Apple"
Iphone Os
Search vendor "Apple" for product "Iphone Os"
< 14.7
Search vendor "Apple" for product "Iphone Os" and version " < 14.7"
-
Affected