CVE-2021-46463 — Type Confusion in F5 NJS

CWE-843 — Type Confusion4 documents4 sources
Severity
9.8CRITICALNVD
EPSS
0.5%
top 35.84%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
F5 NginxF5 NJS
Timeline
PublishedFeb 14
Latest updateFeb 15

Description

njs through 0.7.1, used in NGINX, was discovered to contain a control flow hijack caused by a Type Confusion vulnerability in njs_promise_perform_then().

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages2 packages

▶Alpinef5/nginx< 1.20.2-r2+7
▶NVDf5/njs0.7.1

Patches

Patch: github.com ↗Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

3
GHSA
GHSA-rcr4-6fgm-fjc6: njs through 0↗2022-02-15
▶
CVEList
CVE-2021-46463: njs through 0↗2022-02-14
▶
OSV
CVE-2021-46463: njs through 0↗2022-02-14
▶
CVE-2021-46463 — Type Confusion in F5 NJS | cvebase