Sunnet eHRD E-Mail Delivery Task Scheduler deserialization

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 (≈)
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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.
8.6$0-$5k0.00

Summaryinfo

A vulnerability identified as very critical has been detected in Sunnet eHRD. Affected by this vulnerability is an unknown functionality of the component E-Mail Delivery Task Scheduler. The manipulation leads to deserialization. This vulnerability is referenced as CVE-2021-43360. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability was found in Sunnet eHRD (affected version not known) and classified as very critical. This issue affects some unknown functionality of the component E-Mail Delivery Task Scheduler. The manipulation with an unknown input leads to a deserialization vulnerability. Using CWE to declare the problem leads to CWE-502. The product deserializes untrusted data without sufficiently verifying that the resulting data will be valid. Impacted is confidentiality, integrity, and availability.

The weakness was published 12/01/2021. The advisory is shared at twcert.org.tw. The identification of this vulnerability is CVE-2021-43360 since 11/04/2021. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 12/04/2021).

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

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.6

VulDB Base Score: 8.8
VulDB Temp Score: 8.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 8.8
CNA Vector (TWCERT/CC): 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Deserialization
CWE: CWE-502 / CWE-20
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/04/2021 🔍
12/01/2021 +27 days 🔍
12/01/2021 +0 days 🔍
12/04/2021 +3 days 🔍

Sourcesinfo

Advisory: twcert.org.tw
Status: Not defined

CVE: CVE-2021-43360 (🔍)
GCVE (CVE): GCVE-0-2021-43360
GCVE (VulDB): GCVE-100-187385

Entryinfo

Created: 12/01/2021 09:06
Updated: 12/04/2021 16:05
Changes: 12/01/2021 09:06 (45), 12/04/2021 15:54 (1), 12/04/2021 15:59 (7), 12/04/2021 16:05 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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