CVE-2020-1985

Local privilege escalation via writable log directory

Published Apr 8, 2020 · Updated Sep 16, 2024

Incorrect default permissions in all versions of Secdo for Windows allow local users to overwrite system files and escalate privileges. The default permissions on C:\Programdata\Secdo\Logs grant unprivileged users access that permits system-file overwrites. A local authenticated account is required; successful exploitation can alter protected files and obtain elevated privileges.

CVSS severity7.8
High
EPSS probability0.26%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Incorrect default permissions in all versions of Secdo for Windows allow local users to overwrite system files and escalate privileges. The default permissions on C:\Programdata\Secdo\Logs grant unprivileged users access that permits system-file overwrites. A local authenticated account is required; successful exploitation can alter protected files and obtain elevated privileges.

The record

CVE
CVE-2020-1985
Published
Apr 8, 2020
Updated
Sep 16, 2024
Vendor
Secdo
Product
Secdo
Classifications
CWE-276, T1068
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Apr 8, 2020CVE publishedPublication date reported by the CVE source.
  2. Sep 16, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

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  1. Affected versionversion=all versions

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Secdo · Secdoversion=all versions

Published CVSS scores

7.8Palo Alto NetworksCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
7.8NIST NVDCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
4.6NIST NVDAV:L/AC:L/Au:N/C:P/I:P/A:P

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-276Incorrect Default Permissions
T1068Exploitation for Privilege Escalation

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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