Cisco Email Security Appliance insertion of sensitive information into sent data

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.1$0-$5k0.00

Summaryinfo

A vulnerability was found in Cisco Email Security Appliance, Content Security Management Appliance and Web Security Appliance. It has been declared as problematic. Affected by this issue is some unknown functionality. The manipulation results in insertion of sensitive information into sent data. This vulnerability is known as CVE-2021-1129. It is possible to launch the attack remotely. No exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Cisco Email Security Appliance, Content Security Management Appliance and Web Security Appliance (Anti-Malware Software) (version now known). Affected is some unknown processing. The manipulation with an unknown input leads to a insertion of sensitive information into sent data vulnerability. CWE is classifying the issue as CWE-201. The code transmits data to another actor, but a portion of the data includes sensitive information that should not be accessible to that actor. This is going to have an impact on confidentiality.

The weakness was published 01/21/2021 as cisco-sa-esa-wsa-sma-info-RHp44vAC. The advisory is available at tools.cisco.com. This vulnerability is traded as CVE-2021-1129. 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 02/18/2021). This vulnerability is assigned to T1592 by the MITRE ATT&CK project.

Upgrading eliminates this vulnerability.

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Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Insertion of sensitive information into sent data
CWE: CWE-201 / CWE-200 / CWE-284
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/13/2020 🔍
01/21/2021 +69 days 🔍
01/21/2021 +0 days 🔍
02/18/2021 +28 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-esa-wsa-sma-info-RHp44vAC
Status: Confirmed

CVE: CVE-2021-1129 (🔍)
GCVE (CVE): GCVE-0-2021-1129
GCVE (VulDB): GCVE-100-168510

Entryinfo

Created: 01/21/2021 08:24
Updated: 02/18/2021 14:16
Changes: 01/21/2021 08:24 (37), 02/18/2021 14:13 (5), 02/18/2021 14:16 (17)
Complete: 🔍
Cache ID: 216::103

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