CVE-2021-28855

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-28855
In Deark before 1.5.8, a specially crafted input file can cause a NULL pointer dereference in the dbuf_write function (src/deark-dbuf.c).

5.5 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

4.3 /10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:N/AC:M/Au:N/C:N/I:N/A:P

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References
Link Resource
https://fatihhcelik.github.io/posts/NULL-Pointer-Dereference-Deark/ Patch Third Party Advisory
https://github.com/jsummers/deark/commit/287f5ac31dfdc074669182f51ece637706070eeb Patch Third Party Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:a:entropymine:deark:*:*:*:*:*:*:*:*
History

19 Apr 2021, 21:28

Type Values Removed Values Added
CWE CWE-476
CVSS v2 : unknown
v3 : unknown 		v2 : 4.3
v3 : 5.5
CPE cpe:2.3:a:entropymine:deark:*:*:*:*:*:*:*:*
References (MISC) https://github.com/jsummers/deark/commit/287f5ac31dfdc074669182f51ece637706070eeb - (MISC) https://github.com/jsummers/deark/commit/287f5ac31dfdc074669182f51ece637706070eeb - Patch, Third Party Advisory
References (MISC) https://fatihhcelik.github.io/posts/NULL-Pointer-Dereference-Deark/ - (MISC) https://fatihhcelik.github.io/posts/NULL-Pointer-Dereference-Deark/ - Patch, Third Party Advisory

14 Apr 2021, 17:37

Type Values Removed Values Added
New CVE
Information

Published : 2021-04-14 17:15

Updated : 2023-12-10 13:55

NVD link : CVE-2021-28855

Mitre link : CVE-2021-28855

CVE.ORG link : CVE-2021-28855

JSON object : View

Products Affected

entropymine

  • deark
CWE
CWE-476

NULL Pointer Dereference