CVE-2020-13398

HIGHNVD 8.38.3—

8.3

An issue was discovered in FreeRDP before 2.1.1. An out-of-bounds (OOB) write vulnerability has been detected in crypto_rsa_common in libfreerdp/crypto/crypto.c.

CVSS v3: 8.3
EG Score: 8.3(medium)
EPSS: 66.5%
KEV: Not listed

Published

May 22, 2020

Last Modified

November 21, 2024

References (16)

cve@mitrehttp://lists.opensuse.org/opensuse-security-announce/2020-07/msg00080.html
cve@mitrehttps://github.com/FreeRDP/FreeRDP/commit/8305349a943c68b1bc8c158f431dc607655aadea
cve@mitrehttps://github.com/FreeRDP/FreeRDP/commit/8fb6336a4072abcee8ce5bd6ae91104628c7bb69
cve@mitrehttps://github.com/FreeRDP/FreeRDP/compare/2.1.0...2.1.1
cve@mitrehttps://lists.debian.org/debian-lts-announce/2020/08/msg00054.html
cve@mitrehttps://lists.debian.org/debian-lts-announce/2023/10/msg00008.html
cve@mitrehttps://usn.ubuntu.com/4379-1/
cve@mitrehttps://usn.ubuntu.com/4382-1/
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00080.html
af854a3a-2127-422b-91ae-364da2661108https://github.com/FreeRDP/FreeRDP/commit/8305349a943c68b1bc8c158f431dc607655aadea
af854a3a-2127-422b-91ae-364da2661108https://github.com/FreeRDP/FreeRDP/commit/8fb6336a4072abcee8ce5bd6ae91104628c7bb69
af854a3a-2127-422b-91ae-364da2661108https://github.com/FreeRDP/FreeRDP/compare/2.1.0...2.1.1
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2020/08/msg00054.html
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2023/10/msg00008.html
af854a3a-2127-422b-91ae-364da2661108https://usn.ubuntu.com/4379-1/

Patch Availability(8)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
ubuntu	winpr-utils (2.1.1+dfsg1-0ubuntu0.20.04.1) @ focal	2026-05-27	ubuntu
ubuntu	libxfreerdp-client1.1 (1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.4) @ xenial	2026-05-27	ubuntu
ubuntu	libxfreerdp-client1.1 (1.1.0~git20140921.1.440916e+dfsg1-15ubuntu1.18.04.2) @ bionic	2026-05-27	ubuntu
redhat	freerdp-2:2.0.0-46.rc4.el8_0.2	2020-06-08	redhat
redhat	freerdp-2:2.0.0-46.rc4.el8_1.2	2020-06-08	redhat
redhat	freerdp-0:2.0.0-4.rc4.el7_8.1	2020-06-05	redhat
redhat	freerdp-0:1.0.2-7.el6_10	2020-06-04	redhat
redhat	freerdp-2:2.0.0-46.rc4.el8_2.2	2020-06-04	redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

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

CWE-787Out-of-bounds Write

All Vendor Advisories

(8)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 12× in last 7d / 20× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

2026-06-08 14:15 UTCEPSS rescore
2026-06-08 14:15 UTCEPSS rescore
2026-06-07 15:23 UTCEPSS rescore
2026-06-07 15:23 UTCEPSS rescore
2026-06-06 13:45 UTCEPSS rescore
2026-06-06 13:45 UTCEPSS rescore
2026-06-06 13:45 UTCEPSS rescore
2026-06-05 22:45 UTCEPSS rescore
2026-06-05 22:45 UTCEPSS rescore
2026-06-05 06:08 UTCEPSS rescore
2026-06-04 13:10 UTCEPSS rescore
2026-06-04 13:10 UTCEPSS rescore
2026-06-02 20:11 UTCEPSS rescore
2026-06-02 20:11 UTCEPSS rescore
2026-06-01 13:50 UTCEPSS rescore
2026-05-31 22:29 UTCEPSS rescore
2026-05-31 22:29 UTCEPSS rescore
2026-05-31 00:15 UTCEPSS rescore
2026-05-31 00:14 UTCEPSS rescore
2026-05-29 13:42 UTCEPSS rescore

Frequently asked(5)

What is CVE-2020-13398?

CVE-2020-13398 is a high vulnerability published on May 22, 2020. An issue was discovered in FreeRDP before 2.1.1. An out-of-bounds (OOB) write vulnerability has been detected in cryptorsacommon in libfreerdp/crypto/crypto.c.

When was CVE-2020-13398 disclosed?

CVE-2020-13398 was first published in the National Vulnerability Database on May 22, 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-2020-13398 actively exploited?

CVE-2020-13398 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 66.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2020-13398?

CVE-2020-13398 has a CVSS v3 base score of 8.3 (NVD).

How do I remediate CVE-2020-13398?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2020-13398, 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

See which npm, PyPI, Go, and Maven packages are affected by CVE-2020-13398

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CVE-2020-13398

Published

Last Modified

References (16)

Patch Availability(8)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2020-13398?

Same vendor

Same CWE

CVE-2020-13398

📅 Published

🔄 Last Modified

🔗 References (16)

Patch Availability(8)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2020-13398?

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References (16)

Frequently asked(5)

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