FKIE_CVE-2026-3408

Vulnerability from fkie_nvd - Published: 2026-03-02 04:16 - Updated: 2026-03-04 02:40
Severity ?
4.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Summary
A vulnerability was identified in Open Babel up to 3.1.1. This impacts the function OBAtom::GetExplicitValence of the file isrc/atom.cpp of the component CDXML File Handler. Such manipulation leads to null pointer dereference. The attack can be launched remotely. The exploit is publicly available and might be used. The name of the patch is e23a224b8fd9d7c2a7cde9ef4ec6afb4c05aa08a. It is best practice to apply a patch to resolve this issue.
References
cna@vuldb.comhttps://github.com/VedantMadane/openbabel/commit/e23a224b8fd9d7c2a7cde9ef4ec6afb4c05aa08aPatch
cna@vuldb.comhttps://github.com/oneafter/0128/blob/main/ob3/repro.cdxmlIssue Tracking
cna@vuldb.comhttps://github.com/openbabel/openbabel/issues/2848Exploit, Issue Tracking
cna@vuldb.comhttps://github.com/openbabel/openbabel/pull/2862Issue Tracking
cna@vuldb.comhttps://vuldb.com/?ctiid.348303Permissions Required, VDB Entry
cna@vuldb.comhttps://vuldb.com/?id.348303Third Party Advisory, VDB Entry
cna@vuldb.comhttps://vuldb.com/?submit.763756Third Party Advisory, VDB Entry
Impacted products
Vendor Product Version
openbabel open_babel *
To clipboard 

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              "matchCriteriaId": "C1F53B5D-AE11-4406-B954-7BD33D2E4DE6",
              "versionEndIncluding": "3.1.1",
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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability was identified in Open Babel up to 3.1.1. This impacts the function OBAtom::GetExplicitValence of the file isrc/atom.cpp of the component CDXML File Handler. Such manipulation leads to null pointer dereference. The attack can be launched remotely. The exploit is publicly available and might be used. The name of the patch is e23a224b8fd9d7c2a7cde9ef4ec6afb4c05aa08a. It is best practice to apply a patch to resolve this issue."
    },
    {
      "lang": "es",
      "value": "Se ha descubierto una vulnerabilidad en Open Babel hasta 3.1.1, la cual afecta a la funci\u00f3n OBAtom::GetExplicitValence del archivo isrc/atom.cpp del componente Gestor de Archivos CDXML. Si se manipula se provoca una desreferencia de puntero nulo. El ataque puede ser lanzado en remoto. El exploit est\u00e1 disponible p\u00fablicamente y podr\u00eda ser usado. El nombre del parche es e23a224b8fd9d7c2a7cde9ef4ec6afb4c05aa08a. Se recomienda aplicar un parche para resolver este problema."
    }
  ],
  "id": "CVE-2026-3408",
  "lastModified": "2026-03-04T02:40:53.270",
  "metrics": {
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        "baseSeverity": "MEDIUM",
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          "availabilityImpact": "PARTIAL",
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          "confidentialityImpact": "NONE",
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          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "version": "2.0"
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          "attackVector": "NETWORK",
          "availabilityRequirement": "NOT_DEFINED",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM",
          "confidentialityRequirement": "NOT_DEFINED",
          "exploitMaturity": "PROOF_OF_CONCEPT",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "privilegesRequired": "NONE",
          "providerUrgency": "NOT_DEFINED",
          "subAvailabilityImpact": "NONE",
          "subConfidentialityImpact": "NONE",
          "subIntegrityImpact": "NONE",
          "userInteraction": "PASSIVE",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
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}


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Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.