Siemens SICAM A8000 CP-8050 Web Server Network Packet input validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in Siemens SICAM A8000 CP-8000, SICAM A8000 CP-802X and SICAM A8000 CP-8050. This impacts an unknown function of the component Web Server. Executing a manipulation as part of Network Packet can lead to input validation. This vulnerability is handled as CVE-2018-13798. The attack can be executed remotely. There is not any exploit available. The application of restrictive firewalling is recommended.

Detailsinfo

A vulnerability was found in Siemens SICAM A8000 CP-8000, SICAM A8000 CP-802X and SICAM A8000 CP-8050 (version unknown). It has been declared as problematic. This vulnerability affects an unknown function of the component Web Server. The manipulation as part of a Network Packet leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect availability. CVE summarizes:

A vulnerability has been identified in SICAM A8000 CP-8000 (All versions < V14), SICAM A8000 CP-802X (All versions < V14), SICAM A8000 CP-8050 (All versions < V2.00). Specially crafted network packets sent to port 80/TCP or 443/TCP could allow an unauthenticated remote attacker to cause a Denial-of-Service condition of the web server. The security vulnerability could be exploited by an attacker with network access to the affected systems on port 80/TCP or 443/TCP. Successful exploitation requires no system privileges and no user interaction. An attacker could use the vulnerability to compromise availability of the web server. A system reboot is required to recover the web service of the device. At the time of advisory update, exploit code for this security vulnerability is public.

The bug was discovered 01/15/2019. The weakness was released 03/21/2019 (Website). The advisory is available at cert-portal.siemens.com. This vulnerability was named CVE-2018-13798 since 07/10/2018. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. 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 08/03/2023).

The vulnerability was handled as a non-public zero-day exploit for at least 65 days. During that time the estimated underground price was around $5k-$25k.

Proper firewalling of is able to address this issue.

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Productinfo

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: 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: Firewall
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/10/2018 🔍
01/15/2019 +189 days 🔍
03/21/2019 +65 days 🔍
03/21/2019 +0 days 🔍
08/03/2023 +1596 days 🔍

Sourcesinfo

Vendor: siemens.com

Advisory: ssa-579309
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-13798 (🔍)
GCVE (CVE): GCVE-0-2018-13798
GCVE (VulDB): GCVE-100-131866

Entryinfo

Created: 03/21/2019 22:29
Updated: 08/03/2023 08:36
Changes: 03/21/2019 22:29 (56), 05/17/2020 15:27 (2), 08/03/2023 08:36 (4)
Complete: 🔍
Cache ID: 216::103

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