CVE & CISA-KEV Catalog

CVE-2021-35300

MEDIUM
4.3
CVSS v3
NVD

Description

Text injection/Content Spoofing in 404 page in Zammad 1.0.x up to 4.0.0 could allow remote attackers to manipulate users into visiting the attackers' page.

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.

TridentStack Control tracks known vulnerabilities across your Windows, macOS, and Linux fleet and shows the fix as soon as one is published. See how it works

CVSS v3 Vector

Exploitability

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionRequired
ScopeUnchanged

Impact

ConfidentialityNone
IntegrityLow
AvailabilityNone

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

Exploit Intelligence

0.89%probability of exploitation in 30 days
56thpercentile

Moderate risk: more likely to be exploited than 56% of all known CVEs.

References

Related Vulnerabilities

Other CWE-1021 vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2021-21132Critical9.623%-Fix
CVE-2011-1244Medium5.815%--
CVE-2013-2682Medium4.36.3%--
CVE-2021-21139Medium6.54.7%-Fix
CVE-2017-11290Medium6.13.0%--
CVE-2008-2716Medium5.03.0%-Fix

Common questions

How do I fix CVE-2021-35300?

No published fix for CVE-2021-35300 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

Is CVE-2021-35300 being actively exploited?

Not that we know of. CVE-2021-35300 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.89% is the estimated probability that it will be exploited in the next 30 days. That is higher than 56% of all scored CVEs.

How severe is CVE-2021-35300?

CVE-2021-35300 has a CVSS v3 base score of 4.3, rated medium. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

Embed a live status badge for CVE-2021-35300
CVE-2021-35300 severity badge

Markdown

[![CVE-2021-35300](https://tridentstack.com/cve/badge/CVE-2021-35300.svg)](https://tridentstack.com/cve/CVE-2021-35300)

HTML

<a href="https://tridentstack.com/cve/CVE-2021-35300"><img src="https://tridentstack.com/cve/badge/CVE-2021-35300.svg" alt="CVE-2021-35300"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

See how it worksStart freeThis CVE lookup is free and always will be.

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.