CVE-2023-23462

Libpeconv – integer overflow

9.8 Critical

CVE-2023-23462 is a critical vulnerability (CVSS 9.8) in Hasherezade (github) Libpeconv, published February 15, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.67%, the 52nd percentile. No source names a fixed version.

What does this mean?

Severity: 9.8 CriticalCVSS 3.1, NVD
Exploit chance: 0.67%EPSS, 52nd percentile
Exploitation: None knownNot on CISA’s or ENISA’s lists
Fixed in: No fix listedNo source names one

Description

Libpeconv – integer overflow, before commit 75b1565 (30/11/2022).

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

0.67%Down 0.2 points since Feb 16, 2023

Affected products

What each source reports

NVD Score used9.8

Libpeconv – integer overflow, before commit 75b1565 (30/11/2022).

Record: CVE-2023-23462
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-190
Updated: 2026-11-02

CVE List9.8

Libpeconv – integer overflow

Libpeconv – integer overflow, before commit 75b1565 (30/11/2022).

Record: CVE-2023-23462
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-190, CWE-190
Updated: 2026-11-02

EUVDEUVD-2023-275629.8

Libpeconv – integer overflow, before commit 75b1565 (30/11/2022).

Record: EUVD-2023-27562
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

GitHub AdvisoriesGHSA-wmgh-44xh-27j69.8

Libpeconv – integer overflow, before commit 75b1565 (30/11/2022).

Libpeconv – integer overflow, before commit 75b1565 (30/11/2022).

Record: GHSA-wmgh-44xh-27j6
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-190
Updated: 2026-11-02

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

Description

Attack profile

How easy it is to exploit

What an attacker can affect

Exploit likelihood

Affected products

What each source reports

History

References