How severe is CVE-2020-5340?

CVE-2020-5340 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2020-5340 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-5340?

CVE-2020-5340 primarily affects Emc Rsa Authentication Manager. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-5340?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2020-5340 published?

CVE-2020-5340 was published on 2020-03-26 and last updated on 2026-06-17.

CVE-2020-5340

CVE-2020-5340 is a medium-severity vulnerability in Emc Rsa Authentication Manager with a CVSS 3.x base score of 4.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 4.8)
CVSS v2: 3.5
EPSS exploit prediction: 1% (47th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Emc Rsa Authentication Manager
Published: 2020-03-26
Last modified: 2026-06-17

Description

RSA Authentication Manager versions prior to 8.4 P10 contain a stored cross-site scripting vulnerability in the Security Console. A malicious RSA Authentication Manager Security Console administrator with advanced privileges could exploit this vulnerability to store arbitrary HTML or JavaScript code through the Security Console web interface. When other Security Console administrators attempt to change the default security domain mapping, the injected scripts could potentially be executed in their browser.

Frequently asked questions

What is CVE-2020-5340?: RSA Authentication Manager versions prior to 8.4 P10 contain a stored cross-site scripting vulnerability in the Security Console. A malicious RSA Authentication Manager Security Console administrator with advanced privileges could exploit this vulnerability to store arbitrary HTML or JavaScript code through the Security Console web interface. When other Security Console administrators attempt to change the default security domain mapping, the injected scripts could potentially be executed in their browser.
How severe is CVE-2020-5340?: CVE-2020-5340 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2020-5340 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-5340?: CVE-2020-5340 primarily affects Emc Rsa Authentication Manager. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-5340?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-5340 published?: CVE-2020-5340 was published on 2020-03-26 and last updated on 2026-06-17.

References

https://community.rsa.com/docs/DOC-111092

Affected products (11)

cpe:2.3:a:emc:rsa_authentication_manager:*:*:*:*:*:*:*:*
cpe:2.3:a:emc:rsa_authentication_manager:8.4:-:*:*:*:*:*:*
cpe:2.3:a:emc:rsa_authentication_manager:8.4:p1:*:*:*:*:*:*
cpe:2.3:a:emc:rsa_authentication_manager:8.4:p2:*:*:*:*:*:*
cpe:2.3:a:emc:rsa_authentication_manager:8.4:p3:*:*:*:*:*:*
cpe:2.3:a:emc:rsa_authentication_manager:8.4:p4:*:*:*:*:*:*
cpe:2.3:a:emc:rsa_authentication_manager:8.4:p5:*:*:*:*:*:*
cpe:2.3:a:emc:rsa_authentication_manager:8.4:p6:*:*:*:*:*:*
cpe:2.3:a:emc:rsa_authentication_manager:8.4:p7:*:*:*:*:*:*
cpe:2.3:a:emc:rsa_authentication_manager:8.4:p8:*:*:*:*:*:*
cpe:2.3:a:emc:rsa_authentication_manager:8.4:p9:*:*:*:*:*:*

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