CVE-2020-36193PEAR Archive_Tar Improper Link Resolution Vulnerability

Tar.php in Archive_Tar through 1.4.11 allows write operations with Directory Traversal due to inadequate checking of symbolic links, a related issue to CVE-2020-28948.

7.5 HIGHEPSS 70.59%⚡ Known Exploited (CISA KEV)NVD: Analyzed

Last updated: 2026-06-17 03:14 UTC

OverviewCVSS details

7.5HIGHCVSS 3.1

Score source: NVD
NVD status: Analyzed
Published: Jan 18, 2021
Assigner: mitre

Affected

archive tar (php)

Versions: through 1.4.11

+3 more products →

Exploitation

Public exploit: None listed
CISA KEV: Listed · Aug 25, 2022
KEV due date: Sep 15, 2022
Ransomware use: Unknown
SSVC: Exploitation active · Automatable yes · Impact partial

EPSS · FIRST, scored Nov 8

70.59%chance of exploitation in 30 days

Higher than 99.39% of CVEs

CVSS 3.1 · NVD

7.5High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Attack vector: Network
Attack complexity: Low
Privileges required: None
User interaction: None
Scope: Unchanged
Confidentiality impact: None
Integrity impact: High
Availability impact: None

CVSS 2.0 · NVD

5.0Medium

AV:N/AC:L/Au:N/C:N/I:P/A:N

Attack vector: Network
Attack complexity: Low
Authentication: None
Confidentiality impact: None
Integrity impact: Partial
Availability impact: None

NVD status: Analyzed

Overview Affected Products References

NVD CVE.org

Overview

Severity

Score	Severity	Version	Vector String
7.5	HIGH	3.1NVD	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
5.0	MEDIUM	2.0NVD	AV:N/AC:L/Au:N/C:N/I:P/A:N

CISA required action

⚡ Known exploited · remediation due Sep 15, 2022

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Details

CVE ID: CVE-2020-36193
Status: Analyzed
Assigner (CNA): mitre
Published: Jan 18, 2021
Last modified: 2026-06-17 03:14 UTC
Weaknesses: CWE-22
CWE-59

Sources

Refreshed hourly from the sources above. Last fetched 2026-11-08 14:55 UTC.