VDB-136038 · CVE-2019-1880 · BID 108680

Cisco Unified Computing System BIOS Upgrade Utility Image File data authenticity

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Cisco Unified Computing System. Affected by this issue is some unknown functionality of the component BIOS Upgrade Utility. The manipulation as part of Image File results in data authenticity. This vulnerability was named CVE-2019-1880. The attack needs to be approached locally. There is no available exploit.

Detailsinfo

A vulnerability, which was classified as critical, was found in Cisco Unified Computing System (Virtualization Software) (version unknown). Affected is an unknown function of the component BIOS Upgrade Utility. The manipulation as part of a Image File leads to a data authenticity vulnerability. CWE is classifying the issue as CWE-345. The product does not sufficiently verify the origin or authenticity of data, in a way that causes it to accept invalid data. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

A vulnerability in the BIOS upgrade utility of Cisco Unified Computing System (UCS) C-Series Rack Servers could allow an authenticated, local attacker to install compromised BIOS firmware on an affected device. The vulnerability is due to insufficient validation of the firmware image file. An attacker could exploit this vulnerability by executing the BIOS upgrade utility with a specific set of options. A successful exploit could allow the attacker to bypass the firmware signature-verification process and install compromised BIOS firmware on an affected device.

The weakness was presented 06/05/2019 as cisco-sa-20190605-ucs-biossig- as confirmed advisory (Website). The advisory is available at tools.cisco.com. This vulnerability is traded as CVE-2019-1880 since 12/06/2018. Local access is required to approach this attack. The successful exploitation requires a authentication. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 09/28/2023).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

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Vendor

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License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.5

VulDB Base Score: 7.8
VulDB Temp Score: 7.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.4
NVD Vector: 🔍

CNA Base Score: 4.4
CNA Vector (Cisco Systems, Inc.): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Data authenticity
CWE: CWE-345
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/06/2018 🔍
06/05/2019 +181 days 🔍
06/06/2019 +1 days 🔍
09/28/2023 +1575 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-20190605-ucs-biossig-
Status: Confirmed

CVE: CVE-2019-1880 (🔍)
GCVE (CVE): GCVE-0-2019-1880
GCVE (VulDB): GCVE-100-136038
SecurityFocus: 108680

Entryinfo

Created: 06/06/2019 08:41
Updated: 09/28/2023 09:55
Changes: 06/06/2019 08:41 (39), 06/19/2020 22:14 (18), 09/28/2023 09:51 (3), 09/28/2023 09:55 (12)
Complete: 🔍
Cache ID: 216::103

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