CVE-2020-25574

HIGH
7.5
CVSS Score
Published: September 14, 2020 at 06:16 PM UTC
Updated: June 17, 2026 at 03:06 AM UTC
1 product affected across 1 vendorHTTP

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Severity
HIGH7.5
Exploit prediction
EPSS 3%

Description

An issue was discovered in the http crate before 0.1.20 for Rust. An integer overflow in HeaderMap::reserve() could result in denial of service (e.g., an infinite loop).

Affected

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

95%
v < 0.1.20
Affected range stops below 0.1.20, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

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

References (2)

x_refsource_MISCExploitPatchThird Party Advisory
https://github.com/hyperium/http/issues/352

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-190CWE-835

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