CVE & CISA-KEV Catalog

CVE-2019-1892

HIGHEPSS 75th pctl
7.5
CVSS v3
NVD

Description

A vulnerability in the Secure Sockets Layer (SSL) input packet processor of Cisco Small Business 200, 300, and 500 Series Managed Switches could allow an unauthenticated, remote attacker to cause a memory corruption on an affected device. The vulnerability is due to improper validation of HTTPS packets. An attacker could exploit this vulnerability by sending a malformed HTTPS packet to the management web interface of the affected device. A successful exploit could allow the attacker to cause an unexpected reload of the device, resulting in a denial of service (DoS) condition.

How to fix

Remediation Available
esw2-350g52dc firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
esw2-550x48dc firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sf200-24 firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sf200-24p firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sf200-48 firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sf200-48p firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sf300-08 firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sf300-24 firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sf300-24mp firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sf300-24p firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sf300-24pp firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sf300-48 firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sf300-48p firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sf300-48pp firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sf302-08 firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sf302-08mp firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sf302-08mpp firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sf302-08p firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sf302-08pp firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sf500-24 firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sf500-24mp firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sf500-24p firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sf500-48 firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sf500-48mp firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sf500-48p firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sg200-18 firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sg200-26 firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sg200-26p firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sg200-50 firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sg200-50p firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sg300-10 firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sg300-10mp firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sg300-10mpp firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sg300-10p firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sg300-10pp firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sg300-10sfp firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sg300-20 firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sg300-28 firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sg300-28mp firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sg300-28p firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sg300-28pp firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sg300-28sfp firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sg300-52 firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sg300-52mp firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sg300-52p firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sg500-28 firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sg500-28mpp firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sg500-28p firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sg500-52 firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sg500-52mp firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sg500-52p firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sg500x-24 firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sg500x-48 firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sg500x-48mp firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sg500x-48p firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sg500x24mpp firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD
sg500xg8f8t firmwareNVD
Affected:< 1.4.10.6Fixed in:1.4.10.6CVE-2019-1892derived from NVD

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 RequiredNone
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityNone
IntegrityNone
AvailabilityHigh

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploit Intelligence

1.77%probability of exploitation in 30 days
75thpercentile

Elevated risk: more likely to be exploited than 75% of all known CVEs.

References

Vendor Advisory1

Related Vulnerabilities

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CVE-2023-4966Critical9.4100%KEV + RansomFix
CVE-2017-11882High7.8100%KEV + Ransom-
CVE-2020-0796Critical10.0100%KEV + Ransom-
CVE-2008-4250Critical9.899%KEV-
CVE-2017-15944Critical9.898%KEVFix
CVE-2015-0014High10.097%--
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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.