Vulnerability in Gonitro Nitro_pro

CVE-2021-21798

An exploitable return of stack variable address vulnerability exists in the JavaScript implementation of Nitro Pro PDF. A specially crafted document can cause a stack variable to go out of scope, resulting in the application dereferencing…

EPSS: 0.161 (96.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

  • Gonitro Nitro_pro — versions 13.31.0.605, 13.33.2.645
  • N/a Nitro Pro — versions Nitro Pro 13.31.0.605 , Nitro Pro 13.33.2.645

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-21798?
CVE-2021-21798 is a high-severity vulnerability in Gonitro Nitro_pro, classified under CWE-562. CVSS score: 7.8/10. Published 2021-09-15.
How severe is CVE-2021-21798?
High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2021-21798 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.