CVE-2022-27007

moderate-risk
Published 2022-04-14

nginx njs 0.7.2 is affected suffers from Use-after-free in njs_function_frame_alloc() when it try to invoke from a restored frame saved with njs_function_frame_save().

Do I need to act?

-
0.50% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (1)

Njs

Affected Vendors

F5

References (6)

Patch https://github.com/nginx/njs/commit/ad48705bf1f04b4221a5f5b07715ac48b3160d53
Exploit https://github.com/nginx/njs/issues/469
Third Party Advisory https://security.netapp.com/advisory/ntap-20220519-0008/
Patch https://github.com/nginx/njs/commit/ad48705bf1f04b4221a5f5b07715ac48b3160d53
Exploit https://github.com/nginx/njs/issues/469
Third Party Advisory https://security.netapp.com/advisory/ntap-20220519-0008/
39
/ 100
moderate-risk
Severity 32/34 · Critical
Exploitability 2/34 · Minimal
Exposure 5/34 · Minimal