CVE-2023-53159

The openssl crate before 0.10.55 for Rust allows an out-of-bounds read via an empty string to…

CVSS 3.1 · [email protected] · Secondary 4.5 MEDIUMCVSS 3.1 · [email protected] · Primary 3.3 LOWCheck source for fixed versionsKEV status unknown

Original advisory

Historical advisory recorded 24 Oct 2026 23:17:11 UTC. Read the latest advisory.

nvd · CVE-2023-53159

Published

The openssl crate before 0.10.55 for Rust allows an out-of-bounds read via an empty string to X509VerifyParamRef::set_host.

Read the publisher's advisory

Affected versions, risk and source history

nvd · CVE-2023-53159

Published

The openssl crate before 0.10.55 for Rust allows an out-of-bounds read via an empty string to X509VerifyParamRef::set_host.

Additional publisher context

NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON.

Source analysis status: Analyzed

Weakness classifications: CWE-126

Original publisher date fields

published: 2025-07-28T03:15:23.193

lastModified: 2026-09-17T16:42:20.210

1 source CPE criteria · context only

cpe:2.3:a:sfackler:openssl:*:*:*:*:*:rust:*:*

The original JSON retains the logical configuration operators, exclusions and version bounds.

Source published: 28 Jul 2025 03:15:23 UTC
Source modified: 17 Sep 2026 16:42:20 UTC
Saved here: 24 Oct 2026 23:17:11 UTC
Source terms: NIST NVD usage terms; underlying source attribution retained

Original source record · Cite this exact observation · Complete original publisher JSON

Source: nvd · NIST NVD usage terms; underlying source attribution retained. The publisher's wording is preserved. ChangeIntel groups the information and labels changes. The JSON record includes additional source fields.

CVSS 3.1 · [email protected] · Secondary · 4.5 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:L

CVSS 3.1 · [email protected] · Primary · 3.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N