ghsa-q5hq-fp76-qmrc
Vulnerability from github
Published
2021-06-08 18:49
Modified
2024-10-14 21:38
Severity ?
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
8.7 (High) - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
8.7 (High) - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Summary
Uncontrolled Resource Consumption in Pillow
Details
An issue was discovered in Pillow before 8.2.0. For EPS data, the readline implementation used in EPSImageFile has to deal with any combination of \r and \n as line endings. It used an accidentally quadratic method of accumulating lines while looking for a line ending. A malicious EPS file could use this to perform a DoS of Pillow in the open phase, before an image was accepted for opening.
{ "affected": [ { "package": { "ecosystem": "PyPI", "name": "pillow" }, "ranges": [ { "events": [ { "introduced": "0" }, { "fixed": "8.2.0" } ], "type": "ECOSYSTEM" } ] } ], "aliases": [ "CVE-2021-28677" ], "database_specific": { "cwe_ids": [ "CWE-400" ], "github_reviewed": true, "github_reviewed_at": "2021-06-03T21:33:17Z", "nvd_published_at": "2021-06-02T16:15:00Z", "severity": "HIGH" }, "details": "An issue was discovered in Pillow before 8.2.0. For EPS data, the readline implementation used in EPSImageFile has to deal with any combination of \\r and \\n as line endings. It used an accidentally quadratic method of accumulating lines while looking for a line ending. A malicious EPS file could use this to perform a DoS of Pillow in the open phase, before an image was accepted for opening.", "id": "GHSA-q5hq-fp76-qmrc", "modified": "2024-10-14T21:38:36Z", "published": "2021-06-08T18:49:36Z", "references": [ { "type": "ADVISORY", "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-28677" }, { "type": "WEB", "url": "https://github.com/python-pillow/Pillow/pull/5377" }, { "type": "WEB", "url": "https://github.com/python-pillow/Pillow/commit/5a5e6db0abf4e7a638fb1b3408c4e495a096cb92" }, { "type": "ADVISORY", "url": "https://github.com/advisories/GHSA-q5hq-fp76-qmrc" }, { "type": "WEB", "url": "https://github.com/pypa/advisory-database/tree/main/vulns/pillow/PYSEC-2021-93.yaml" }, { "type": "PACKAGE", "url": "https://github.com/python-pillow/Pillow" }, { "type": "WEB", "url": "https://lists.debian.org/debian-lts-announce/2021/07/msg00018.html" }, { "type": "WEB", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MQHA5HAIBOYI3R6HDWCLAGFTIQP767FL" }, { "type": "WEB", "url": "https://pillow.readthedocs.io/en/stable/releasenotes/8.2.0.html#cve-2021-28677-fix-eps-dos-on-open" }, { "type": "WEB", "url": "https://security.gentoo.org/glsa/202107-33" } ], "schema_version": "1.4.0", "severity": [ { "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "type": "CVSS_V3" }, { "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N", "type": "CVSS_V4" } ], "summary": "Uncontrolled Resource Consumption in Pillow" }
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Sightings
Author | Source | Type | Date |
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Nomenclature
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- Confirmed: The vulnerability is confirmed from an analyst perspective.
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- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.