CVE-2020-36420

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

1.90% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 77.9% of scored records. A rank, not a probability.

NVD base score

7.5 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2021-07-14 23:23Z5 YR AGO

Last updated

2024-08-04 17:30Z2 YR AGO

Reserved

2021-07-14

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-617Reachable AssertionBase

Data version

5.1

Document digest

e68912cb716b3d9e0e8fedee23b9495070ab86eb19cf23a77705e86e23908387

• www.openwall.comhttps://www.openwall.com/lists/oss-security/2020/11/18/1x_refsource_MISC
• bugs.gentoo.orghttps://bugs.gentoo.org/755896x_refsource_MISC
• github.comhttps://github.com/jech/polipo/commit/4d42ca1b5849518762d110f34b6ce2e03d6df9ecx_refsource_MISC
• www.openwall.com[oss-security] 20210718 Re: Polipo: denial-of-service using rangehttp://www.openwall.com/lists/oss-security/2021/07/18/1mailing-listx_refsource_MLIST