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CVE-2020-18121

A configuration issue in Indexhibit 2.1.5 allows authenticated attackers to modify .php files,...

8.8 High

CVE-2020-18121 is a high vulnerability (CVSS 8.8) in Indexhibit, published August 30, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.97%, the 62nd percentile. No source names a fixed version.

What does this mean?
Severity
8.8 HighCVSS 3.1, NVD
Exploit chance
0.97%EPSS, 62nd percentile
Exploitation
None knownNot on CISA’s or ENISA’s lists
Fixed in
No fix listedNo source names one

Description

A configuration issue in Indexhibit 2.1.5 allows authenticated attackers to modify .php files, leading to getshell.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

0.97%Up 0.6 points since Aug 31, 2021
90%50%10%1%

Affected products

What each source reports

NVD Score used8.8

A configuration issue in Indexhibit 2.1.5 allows authenticated attackers to modify .php files, leading to getshell.

Record
CVE-2020-18121
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0
6.5 MediumAV:N/AC:L/Au:S/C:P/I:P/A:P
Weakness
CWE-732
Updated
2026-11-02
CVE ListNo score

A configuration issue in Indexhibit 2.1.5 allows authenticated attackers to modify .php files, leading to getshell.

Record
CVE-2020-18121
Updated
2026-11-02
EUVDEUVD-2020-10050No score

A configuration issue in Indexhibit 2.1.5 allows authenticated attackers to modify .php files, leading to getshell.

Record
EUVD-2020-10050
Updated
2026-11-03
GitHub AdvisoriesGHSA-vjc4-8cmg-4xxhNo score

A configuration issue in Indexhibit 2.1.5 allows authenticated attackers to modify .php files,...

A configuration issue in Indexhibit 2.1.5 allows authenticated attackers to modify .php files, leading to getshell.

Record
GHSA-vjc4-8cmg-4xxh
Weakness
CWE-732
Updated
2026-11-02

History

History
RecordedChangedSources
facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

References

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