CVE-2020-36177

highpriority · track · 40EPSS 0.036 · 89 %ileEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

3.57% (89th) EPSS

CVSS 10 · high

Is it mine?

8 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · cisa_csaf_ot · nvd

EPSS · scored 2026-10-28

RsaPad_PSS in wolfcrypt/src/rsa.c in wolfSSL before 4.6.0 has an out-of-bounds write for certain relationships between key size and digest size.

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

FixedPanelView 800-2711R-T10Tcisa_csaf_ot
Ensure the email feature is disabled (it is disabled by default).
FixedPanelView 800-2711R-T4Tcisa_csaf_ot
Ensure the email feature is disabled (it is disabled by default).
FixedPanelView 800-2711R-T7Tcisa_csaf_ot
Ensure the email feature is disabled (it is disabled by default).

cvss

Technical severity, 0–10. One row per scoring source.

10.0

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 9–10

v2.010highAV:N/AC:L/Au:N/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 10 · impact 10

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 5.9

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · CISA US

v3.19criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-787USprimaryCWE-787US

affected products (8)

Products and version ranges known to be affected.

PanelView 800-2711R-T10T: >= 5.011 | < 8.011all versionscisa_csaf_otUS
PanelView 800-2711R-T4T: >= 5.011 | < 8.011all versionscisa_csaf_otUS
PanelView 800-2711R-T7T: >= 5.011 | < 8.011all versionscisa_csaf_otUS
Rockwell Automation PanelView 800-2711R-T10T≤ 5.011 | < 8.011cisa_csaf_otUS
Rockwell Automation PanelView 800-2711R-T4T≤ 5.011 | < 8.011cisa_csaf_otUS
Rockwell Automation PanelView 800-2711R-T7T≤ 5.011 | < 8.011cisa_csaf_otUS
n/a n/a≤ n/aenisa_euvdEU
wolfssl wolfssl< 4.6.0nvdUScpe:2.3:a:wolfssl:wolfssl:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

ICSA-23-131-14Rockwell Automation PanelView 8002023-05-11icsa · cisa_csaf_otUS
Successful exploitation of these vulnerabilities could allow remote code execution.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cisa_csaf_ot nvd NVD CVE.org MITRE

published 2021-01-06modified 2026-06-17

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+16132 more

references (17)

External citations — patches, advisories, analysis.

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