CVE & CISA-KEV Catalog

CVE-2021-1569

MEDIUM
6.5
CVSS v3
NVD

Description

Multiple vulnerabilities in Cisco Jabber for Windows, Cisco Jabber for Mac, and Cisco Jabber for mobile platforms could allow an attacker to access sensitive information or cause a denial of service (DoS) condition. For more information about these vulnerabilities, see the Details section of this advisory.

CWE-399Resource Management ErrorsCWE-20Improper Input Validation

How to fix

Remediation Available
Cisco JVDI AgentWindows application
Affected:12.9 12.9.6.55898Fixed in:12.9.6.55898Cisco Systems, Inc.
Affected:14.0 14.0.1.55914Fixed in:14.0.1.55914Cisco Systems, Inc.
Cisco JabberWindows application
Affected:12.9 12.9.6.55898Fixed in:12.9.6.55898
Affected:14.0 14.0.1.55914Fixed in:14.0.1.55914

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredLow
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityHigh
IntegrityNone
AvailabilityNone

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

Exploit Intelligence

0.80%probability of exploitation in 30 days
54thpercentile

Moderate risk: more likely to be exploited than 54% of all known CVEs.

References

Vendor Advisory1

Related Vulnerabilities

Other CWE-399 (Resource Management Errors) vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2009-3103High10.090%--
CVE-2009-0075High9.385%--
CVE-2005-1790Low2.683%--
CVE-2010-0806High8.882%KEV-
CVE-2009-2526High7.882%--
CVE-2015-1868High7.882%-Fix

Common questions

How do I fix CVE-2021-1569?

Published advisories record a fix for 2 affected products. The "How to fix" section on this page lists the fixed version and source advisory for each one, so apply the entry matching what you actually run.

Is CVE-2021-1569 being actively exploited?

Not that we know of. CVE-2021-1569 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.80% is the estimated probability that it will be exploited in the next 30 days. That is higher than 54% of all scored CVEs.

How severe is CVE-2021-1569?

CVE-2021-1569 has a CVSS v3 base score of 6.5, 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.

What does CVE-2021-1569 affect?

Published advisories record a fix for Cisco JVDI Agent (Windows application), Cisco Jabber (Windows application). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

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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.