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CVE Record

CVE-2023-23461: Libpeconv – access violation

Libpeconv – access violation, before commit b076013 (30/11/2022).

CriticalCVSS 9.8Not KEV-listedUpdated
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Glexia's TakeAutomated analysiscritical

Security readout for executives and security teams

Plain-English summary

CVE-2023-23461 is a critical access-violation flaw in Hasherezade's Libpeconv before commit b076013 dated 2022-11-30. The public record rates potential impact as severe, but provides limited detail about real-world exploitability, affected downstream software, or operational consequences.

Executive priority

Treat this as high-priority for environments that use Libpeconv in internet-facing, automated, or untrusted-file-processing workflows. If Libpeconv is not present, business urgency is low. Confirm dependency exposure before broad remediation work.

Technical view

The record describes an access violation in Libpeconv before commit b076013. CVSS v3.1 is 9.8: network attack vector, low complexity, no privileges, no user interaction, unchanged scope, and high confidentiality, integrity, and availability impact. Public sources do not explain the vulnerable code path or trigger conditions.

Likely exposure

Exposure is likely limited to systems, products, or tooling that directly embed or depend on Libpeconv versions before commit b076013, especially where PE files or untrusted binaries are processed. The source bundle does not identify downstream affected products.

Exploitation context

No CISA KEV listing is provided, and the source bundle contains no evidence of active exploitation. The CVSS vector indicates potentially remote, unauthenticated exploitation, but public details are too sparse to confirm practical attack paths.

Researcher notes

The public record is unusually sparse: no CWE, no detailed root cause, no exploit narrative, and no downstream product list. Analysis should focus on dependency confirmation, commit comparison, and vendor guidance rather than assumptions about exploitation mechanics.

Mitigation direction

  • Identify direct or bundled Libpeconv usage across codebases and security tooling.
  • Update Libpeconv to commit b076013 or later where applicable.
  • Check Hasherezade and advisory sources for authoritative fix guidance.
  • Restrict processing of untrusted PE files until exposure is resolved.
  • Prioritize vendor updates for products that embed Libpeconv.

Validation and detection

  • Inventory dependency manifests and source trees for Libpeconv references.
  • Confirm deployed Libpeconv code is at or after commit b076013.
  • Review vendor advisories for downstream product exposure.
  • Check whether services process untrusted PE files or binaries.
  • Document compensating controls where updates are not immediately possible.
Prepared
Confidence
medium
Sources
3

Public sources used

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.

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CVE-2023-23461 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

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Vulnerability profileCVE Program record
Severity
Critical
CVSS
9.8 (3.1)
Known Exploited
No
Published

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

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

1CVSS vectors
0Timeline events
0ADP providers
2Source links

CVSS vector scores

1 official score

We collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.

ScoreVersionSeverityVectorExploitImpactSource
9.8CVSS 3.1CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H3.95.9Primary CVE score

Vulnerability scoring details

Base CVSS 3.1 score

9.8Critical
CVSS 3.1 vector shape for CVE-2023-23461Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

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

Attack Vector
NetworkAdjacentLocalPhysical
Attack Complexity
LowHigh
Privileges Required
NoneLowHigh
User Interaction
NoneRequired
Scope
ChangedUnchanged
Confidentiality Impact
HighLowNone
Integrity Impact
HighLowNone
Availability Impact
HighLowNone

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
Hasherezade (github)Libpeconvbefore commit b076013 (30/11/2022).Listed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.