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01 Record

CVE-2023-45858

A directory traversal was identified in Paessler PRTG before 23.4.88.1429 that made it possible to read local files.

HighPUBLISHEDCNA: mitre
CNA base score8.6 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N

02 Description

A directory traversal was identified in Paessler PRTG before 23.4.88.1429 that made it possible to read local files.

03 Exploitation and scoring

Exploitation
Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
SSVC decision
  • ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
  • AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
  • Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.
EPSS probability
0.88% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 59.0% of scored records. A rank, not a probability.
NVD base score
8.6 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
NVD analysis status
Awaiting Analysis. NVD last modified this record on 2026-09-22.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2026-09-14 00:00Z1 MO AGO
Last updated
2026-09-14 16:15Z1 MO AGO
Reserved
2023-10-14
Assigning CNA
mitre
Record state
PUBLISHED
Severity
High (CVSS 8.6)
CNA CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
Weaknesses
  • CWE-23Relative Path TraversalBase
Data version
5.2
Document digest
2d5eddf9bebb5242308575e6bff94cafce1de9fe2221656d58d5f3edb0321746

05 Affected products

VendorProductVersionsPlatforms
PaesslerPRTG Network Monitor0 to < 23.4.88.1429—

06 References