Cyber Resilience

CVE-2020-29019

Medium

Published: 14 January 2021

Published
14 January 2021
Modified
21 November 2024
KEV Added
—
Patch
—
CVSS Score v3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
EPSS Score 0.0099 77.3th percentile
Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2020-29019 is a medium-severity Out-of-bounds Write (CWE-787) vulnerability in Fortinet Fortiweb. Its CVSS base score is 5.3 (Medium).

Operationally, ranked in the top 22.7% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

A stack-based buffer overflow vulnerability in FortiWeb 6.3.0 through 6.3.7 and version before 6.2.4 may allow a remote, unauthenticated attacker to crash the httpd daemon thread by sending a request with a crafted cookie header.

CWE(s)
CWE-787

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

fortinet
fortiweb
≤ 6.2.4 · 6.3.0 — 6.3.7

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

SI-16 Memory Protection
addresses: CWE-787

Out-of-bounds writes that corrupt control flow or inject shellcode are rendered non-executable by the same memory protections.

References