CVE-2021-21235

{"containers": {"cna": {"affected": [{"product": "exif-rs", "vendor": "kamadak", "versions": [{"status": "affected", "version": "= 0.5.2"}]}], "descriptions": [{"lang": "en", "value": "kamadak-exif is an exif parsing library written in pure Rust. In kamadak-exif version 0.5.2, there is an infinite loop in parsing crafted PNG files. Specifically, reader::read_from_container can cause an infinite loop when a crafted PNG file is given. This is fixed in version 0.5.3. No workaround is available. Applications that do not pass files with the PNG signature to Reader::read_from_container are not affected."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 5.7, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-400", "description": "CWE-400: Uncontrolled Resource Consumption", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-01-06T01:15:14.000Z", "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://github.com/kamadak/exif-rs/security/advisories/GHSA-px9g-8hgv-jvg2"}, {"tags": ["x_refsource_MISC"], "url": "https://crates.io/crates/kamadak-exif"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/kamadak/exif-rs/commit/f21df24616ea611c5d5d0e0e2f8042eb74d5ff48"}], "source": {"advisory": "GHSA-px9g-8hgv-jvg2", "discovery": "UNKNOWN"}, "title": "Infinite loop in parsing PNG files in", "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "security-advisories@github.com", "ID": "CVE-2021-21235", "STATE": "PUBLIC", "TITLE": "Infinite loop in parsing PNG files in"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "exif-rs", "version": {"version_data": [{"version_value": "= 0.5.2"}]}}]}, "vendor_name": "kamadak"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "kamadak-exif is an exif parsing library written in pure Rust. In kamadak-exif version 0.5.2, there is an infinite loop in parsing crafted PNG files. Specifically, reader::read_from_container can cause an infinite loop when a crafted PNG file is given. This is fixed in version 0.5.3. No workaround is available. Applications that do not pass files with the PNG signature to Reader::read_from_container are not affected."}]}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 5.7, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-400: Uncontrolled Resource Consumption"}]}]}, "references": {"reference_data": [{"name": "https://github.com/kamadak/exif-rs/security/advisories/GHSA-px9g-8hgv-jvg2", "refsource": "CONFIRM", "url": "https://github.com/kamadak/exif-rs/security/advisories/GHSA-px9g-8hgv-jvg2"}, {"name": "https://crates.io/crates/kamadak-exif", "refsource": "MISC", "url": "https://crates.io/crates/kamadak-exif"}, {"name": "https://github.com/kamadak/exif-rs/commit/f21df24616ea611c5d5d0e0e2f8042eb74d5ff48", "refsource": "MISC", "url": "https://github.com/kamadak/exif-rs/commit/f21df24616ea611c5d5d0e0e2f8042eb74d5ff48"}]}, "source": {"advisory": "GHSA-px9g-8hgv-jvg2", "discovery": "UNKNOWN"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T18:09:14.897Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://github.com/kamadak/exif-rs/security/advisories/GHSA-px9g-8hgv-jvg2"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://crates.io/crates/kamadak-exif"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/kamadak/exif-rs/commit/f21df24616ea611c5d5d0e0e2f8042eb74d5ff48"}]}]}, "cveMetadata": {"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "assignerShortName": "GitHub_M", "cveId": "CVE-2021-21235", "datePublished": "2021-01-06T01:15:14.000Z", "dateReserved": "2020-12-22T00:00:00.000Z", "dateUpdated": "2024-08-03T18:09:14.897Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"affected": [{"affectedData": [{"product": "exif-rs", "vendor": "kamadak", "versions": [{"status": "affected", "version": "= 0.5.2"}]}], "source": "security-advisories@github.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:kamadak-exif_project:kamadak-exif:0.5.2:*:*:*:*:rust:*:*", "matchCriteriaId": "58DB84D2-C8B6-43E8-96C1-AE01E3B3ACF8", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "kamadak-exif is an exif parsing library written in pure Rust. In kamadak-exif version 0.5.2, there is an infinite loop in parsing crafted PNG files. Specifically, reader::read_from_container can cause an infinite loop when a crafted PNG file is given. This is fixed in version 0.5.3. No workaround is available. Applications that do not pass files with the PNG signature to Reader::read_from_container are not affected."}, {"lang": "es", "value": "kamadak-exif es una biblioteca de an\u00e1lisis exif escrita en Rust puro. En kamadak-exif versi\u00f3n 0.5.2, Se presenta un bucle infinito en el an\u00e1lisis de archivos PNG dise\u00f1ados. Espec\u00edficamente, la funci\u00f3n reader::read_from_container puede causar un bucle infinito cuando se le proporciona un archivo PNG dise\u00f1ado. Esto es corregido en la versi\u00f3n 0.5.3. Ninguna soluci\u00f3n alternativa est\u00e1 disponible. Las aplicaciones que no aprueban archivos con la firma PNG a la funci\u00f3n Reader::read_from_container no est\u00e1n afectadas"}], "id": "CVE-2021-21235", "lastModified": "2026-06-17T03:35:05.807", "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": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 5.7, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.1, "impactScore": 3.6, "source": "security-advisories@github.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-01-06T02:15:12.967", "references": [{"source": "security-advisories@github.com", "tags": ["Product", "Third Party Advisory"], "url": "https://crates.io/crates/kamadak-exif"}, {"source": "security-advisories@github.com", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/kamadak/exif-rs/commit/f21df24616ea611c5d5d0e0e2f8042eb74d5ff48"}, {"source": "security-advisories@github.com", "tags": ["Third Party Advisory"], "url": "https://github.com/kamadak/exif-rs/security/advisories/GHSA-px9g-8hgv-jvg2"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Product", "Third Party Advisory"], "url": "https://crates.io/crates/kamadak-exif"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/kamadak/exif-rs/commit/f21df24616ea611c5d5d0e0e2f8042eb74d5ff48"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://github.com/kamadak/exif-rs/security/advisories/GHSA-px9g-8hgv-jvg2"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-400"}], "source": "security-advisories@github.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-835"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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