CVE-2021-33480 - Vulnerability Details - OpenCVE

An use-after-free vulnerability was discovered in gocr through 0.53-20200802 in context_correction() in pgm2asc.c.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction Required

No CVSS v3.0

Access Vector Network

Access Complexity Medium

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.00164.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

gocr

affected

Version	Status	Constraints
`gocr 0.53-20200802`	affected	—

Configuration 1 [-]

cpe:2.3:a:optical_character_recognition_project:optical_character_recognition:*:*:*:*:*:*:*:*

No data.

No data.

Project Subscriptions

Vendors	Products
Optical Character Recognition Project Subscribe	Optical Character Recognition Subscribe

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://bugzilla.redhat.com/show_bug.cgi?id=1962854
https://security.gentoo.org/glsa/202401-28
https://sourceforge.net/p/jocr/bugs/40/
https://sourceforge.net/p/jocr/bugs/41/

History

No history.

Projects

Sign in to view the affected projects.

MITRE

Status: PUBLISHED

Assigner: fedora

Published: 2021-11-17T00:00:00

Updated: 2024-08-03T23:50:42.964Z

Reserved: 2021-05-20T00:00:00

Link: CVE-2021-33480

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-11-17T18:15:07.960

Modified: 2024-11-21T06:08:54.727

Link: CVE-2021-33480

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-416

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:optical_character_recognition_project:optical_character_recognition:*:*:*:*:*:*:*:*", "matchCriteriaId": "E527506A-F256-4211-9757-6C79CF1BF1EC", "versionEndIncluding": "0.53-20200802", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "An use-after-free vulnerability was discovered in gocr through 0.53-20200802 in context_correction() in pgm2asc.c."}, {"lang": "es", "value": "Se ha detectado una vulnerabilidad de uso de memoria previamente liberada en gocr versiones hasta 0.53-20200802, en la funci\u00f3n context_correction() en el archivo pgm2asc.c"}], "id": "CVE-2021-33480", "lastModified": "2024-11-21T06:08:54.727", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.3, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-11-17T18:15:07.960", "references": [{"source": "patrick@puiterwijk.org", "tags": ["Issue Tracking", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1962854"}, {"source": "patrick@puiterwijk.org", "url": "https://security.gentoo.org/glsa/202401-28"}, {"source": "patrick@puiterwijk.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://sourceforge.net/p/jocr/bugs/40/"}, {"source": "patrick@puiterwijk.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://sourceforge.net/p/jocr/bugs/41/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1962854"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://security.gentoo.org/glsa/202401-28"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://sourceforge.net/p/jocr/bugs/40/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://sourceforge.net/p/jocr/bugs/41/"}], "sourceIdentifier": "patrick@puiterwijk.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-416"}], "source": "patrick@puiterwijk.org", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-416"}], "source": "nvd@nist.gov", "type": "Primary"}]}