CVE & CISA-KEV Catalog

CVE-2021-27764

HIGH
7.4
CVSS v3
NVD

Description

Cookie without HTTPONLY flag set. NUMBER cookie(s) was set without Secure or HTTPOnly flags. The images show the cookie with the missing flag. (WebUI)

CWE-614CWE-311CWE-732Incorrect Permission Assignment for Critical Resource

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

CVSS v3 Vector

Exploitability

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionRequired
ScopeChanged

Impact

ConfidentialityHigh
IntegrityNone
AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N

Exploit Intelligence

0.52%probability of exploitation in 30 days
40thpercentile

Low risk: more likely to be exploited than 40% of all known CVEs.

References

Vendor Advisory1
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CVE-2021-27764 severity badge

Markdown

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HTML

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.