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Fencer Intel
medium 4.3

CVE-2020-15712 json

rConfig 3.9.5 could allow a remote authenticated attacker to traverse directories on the system.

published 6y ago modified 4mo ago also EUVD-2020-7698

cvss
4.3
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.6%
EPSS 1.6% chance of exploitation in 30 days, percentile 75%
public exploits
0
none known

Summary

rConfig 3.9.5 could allow a remote authenticated attacker to traverse directories on the system. An attacker could send a crafted request to the ajaxGetFileByPath.php script containing hexadecimal encoded "dot dot" sequences (%2f..%2f) in the path parameter to view arbitrary files on the system.

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Exploit prediction

1.56% chance of exploitation in the next 30 days, higher than 75% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
NVD 2.0 4.0 AV:N/AC:L/Au:S/C:P/I:N/A:N

Classification

Weakness
  • CWE-22 Improper Limitation of a Pathname to a Restricted Directory

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.