Vulnerability Name:

CVE-2022-25139 (CCN-219709)

Assigned:2021-12-24
Published:2021-12-24
Updated:2022-03-24
Summary:njs through 0.7.0, used in NGINX, was discovered to contain a heap use-after-free in njs_await_fulfilled.
CVSS v3 Severity:9.8 Critical (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
8.8 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
4.0 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
3.6 Low (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Low
CVSS v2 Severity:7.5 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
2.1 Low (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
Vulnerability Type:CWE-416
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2022-25139

Source: XF
Type: UNKNOWN
nginx-njs-cve202225139-dos(219709)

Source: MISC
Type: Patch, Third Party Advisory
https://github.com/nginx/njs/commit/6a07c2156a07ef307b6dcf3c2ca8571a5f1af7a6

Source: CCN
Type: njs GIT Repository
Heap UAF in njs_await_fulfilled #451

Source: MISC
Type: Exploit, Issue Tracking, Patch, Third Party Advisory
https://github.com/nginx/njs/issues/451

Source: CONFIRM
Type: Third Party Advisory
https://security.netapp.com/advisory/ntap-20220303-0007/

Vulnerable Configuration:Configuration 1:
  • cpe:/a:f5:njs:*:*:*:*:*:*:*:* (Version < 0.7.2)

    • * Denotes that component is vulnerable
    BACK
    f5 njs *