// For flags

CVE-2018-20362

Debian Security Advisory 4522-1

Severity Score

5.5
*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

A NULL pointer dereference was discovered in ifilter_bank of libfaad/filtbank.c in Freeware Advanced Audio Decoder 2 (FAAD2) 2.8.8. The vulnerability causes a segmentation fault and application crash because adding to windowed output is mishandled in the EIGHT_SHORT_SEQUENCE case.

Se ha descubierto una desreferencia de puntero NULL en ifilter_bank de libfaad/filtbank.c en Freeware Advanced Audio Decoder 2 (FAAD2) 2.8.8. Esta vulnerabilidad causa un error de segmentación y el cierre inesperado de la aplicación debido a que la adición en la salida con ventana se gestiona de manera incorrecta en el caso EIGHT_SHORT_SEQUENCE.

Multiple vulnerabilities have been discovered in faad2, the Freeware Advanced Audio Coder. These vulnerabilities might allow remote attackers to cause denial-of-service, or potentially execute arbitrary code if crafted MPEG AAC files are processed.

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
None
Integrity
None
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2018-12-22 CVE Reserved
  • 2018-12-22 CVE Published
  • 2024-08-05 CVE Updated
  • 2024-08-05 First Exploit
  • 2025-03-30 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-476: NULL Pointer Dereference
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Audiocoding
Search vendor "Audiocoding"
Freeware Advanced Audio Decoder 2
Search vendor "Audiocoding" for product "Freeware Advanced Audio Decoder 2"
2.8.8
Search vendor "Audiocoding" for product "Freeware Advanced Audio Decoder 2" and version "2.8.8"
-
Affected