Vulnerability Name:

CVE-2021-46019 (CCN-217411)

Assigned:2021-12-27
Published:2021-12-27
Updated:2022-09-30
Summary:An untrusted pointer dereference in rec_db_destroy() at rec-db.c of GNU Recutils v1.8.90 can lead to a segmentation fault or application crash.
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)
4.9 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:U/RC:R)
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
5.5 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)
4.9 Medium (CCN 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:U/RC:R)
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
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
4.6 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:N/I:N/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
Vulnerability Type:CWE-476
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2021-46019

Source: XF
Type: UNKNOWN
gnurecutils-cve202146019-dos(217411)

Source: FEDORA
Type: Mailing List, Third Party Advisory
FEDORA-2022-17787e290f

Source: FEDORA
Type: Mailing List, Third Party Advisory
FEDORA-2022-4e6bd7ca62

Source: CCN
Type: GNU Mailing List, Mon, 27 Dec 2021 23:40:01 +0800
Untrusted Pointer Dereference in rec_db_destroy()

Source: MISC
Type: Exploit, Mailing List, Vendor Advisory
https://lists.gnu.org/archive/html/bug-recutils/2021-12/msg00009.html

Source: CCN
Type: GNU Web site
GNU Recutils

Vulnerable Configuration:Configuration 1:
  • cpe:/a:gnu:recutils:1.8.90:*:*:*:*:*:*:*

    • Configuration 2:
  • cpe:/o:fedoraproject:fedora:35:*:*:*:*:*:*:*
  • OR cpe:/o:fedoraproject:fedora:36:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    gnu recutils 1.8.90
    fedoraproject fedora 35
    fedoraproject fedora 36