CVE-2020-36420

HIGH
7.5
CVSS Score
Published: July 14, 2021 at 11:23 PM UTC
Updated: June 17, 2026 at 03:15 AM UTC
1 product affected across 1 vendorPolipo

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Severity
HIGH7.5
Exploit prediction
EPSS 2%
SSVC
No known exploit

Description

Polipo through 1.1.1, when NDEBUG is omitted, allows denial of service via a reachable assertion during parsing of a malformed Range header. NOTE: This vulnerability only affects products that are no longer supported by the maintainer

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (4)

Mailing Listx_refsource_MLISTThird Party Advisory
http://www.openwall.com/lists/oss-security/2021/07/18/1
x_refsource_MISCExploitIssue TrackingPatchThird Party Advisory
https://bugs.gentoo.org/755896
x_refsource_MISCExploitMailing ListThird Party Advisory
https://www.openwall.com/lists/oss-security/2020/11/18/1

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-617

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