Vulnerability Details : CVE-2018-4841
A vulnerability has been identified in TIM 1531 IRC (All versions < V1.1). A remote attacker with network access to port 80/tcp or port 443/tcp could perform administrative operations on the device without prior authentication. Successful exploitation could allow to cause a denial-of-service, or read and manipulate data as well as configuration settings of the affected device. At the stage of publishing this security advisory no public exploitation is known. Siemens provides mitigations to resolve it.
Vulnerability category: BypassGain privilegeDenial of service
Products affected by CVE-2018-4841
- cpe:2.3:o:siemens:tim_1531_irc_firmware:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-4841
0.38%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 72 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-4841
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
10.0
|
HIGH | AV:N/AC:L/Au:N/C:C/I:C/A:C |
10.0
|
10.0
|
NIST | |
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2018-4841
-
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.Assigned by: nvd@nist.gov (Primary)
-
The requirements for the product dictate the use of an established authentication algorithm, but the implementation of the algorithm is incorrect.Assigned by: productcert@siemens.com (Secondary)
References for CVE-2018-4841
-
https://cert-portal.siemens.com/productcert/pdf/ssa-110922.pdf
Vendor Advisory
-
http://www.securityfocus.com/bid/103576
Siemens TIM 1531 IRC CVE-2018-4841 Authentication Bypass VulnerabilityBroken Link;Third Party Advisory;VDB Entry
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