CVE-2020-4271

MEDIUMNVD 6.36.3—

6.3

IBM QRadar 7.3.0 to 7.3.3 Patch 2 could allow an authenticated user to send a specially crafted command which would be executed as a lower privileged user. IBM X-ForceID: 175897.

CVSS v3: 6.3
EG Score: 6.3(medium)
EPSS: 69.5%
KEV: Not listed

Published

April 15, 2020

Last Modified

November 21, 2024

References (8)

psirt@ushttp://packetstormsecurity.com/files/157336/QRadar-Community-Edition-7.3.1.6-PHP-Object-Injection.html
psirt@ushttp://seclists.org/fulldisclosure/2020/Apr/39
psirt@ushttps://exchange.xforce.ibmcloud.com/vulnerabilities/175897
psirt@ushttps://www.ibm.com/support/pages/node/6189651
af854a3a-2127-422b-91ae-364da2661108http://packetstormsecurity.com/files/157336/QRadar-Community-Edition-7.3.1.6-PHP-Object-Injection.html
af854a3a-2127-422b-91ae-364da2661108http://seclists.org/fulldisclosure/2020/Apr/39
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/175897
af854a3a-2127-422b-91ae-364da2661108https://www.ibm.com/support/pages/node/6189651

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 9× in last 7d / 17× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:11 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-29 13:42 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-27 04:53 UTCEG score recompute
2026-05-27 04:53 UTCGHSA enrichment
2026-05-26 13:42 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch

Frequently asked(5)

What is CVE-2020-4271?

CVE-2020-4271 is a medium vulnerability published on April 15, 2020. IBM QRadar 7.3.0 to 7.3.3 Patch 2 could allow an authenticated user to send a specially crafted command which would be executed as a lower privileged user. IBM X-ForceID: 175897.

When was CVE-2020-4271 disclosed?

CVE-2020-4271 was first published in the National Vulnerability Database on April 15, 2020, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2020-4271 actively exploited?

CVE-2020-4271 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 69.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2020-4271?

CVE-2020-4271 has a CVSS v3 base score of 6.3 (NVD).

How do I remediate CVE-2020-4271?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2020-4271, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2020-4271

📅 Published

🔄 Last Modified

🔗 References (8)

Weakness Classification(2)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2020-4271?

🔗 Related CVEs(same CWE)

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Published

Last Modified

References (8)

Frequently asked(5)

Related CVEs(same CWE)