CVE-2021-28678

At a glance

Severity: Not available
EPSS: EPSS 0.73 % · percentile 54 (2026-10-27)
State: PUBLISHED
Published: 2021-06-02
Updated: 2024-08-03
Assigner: mitre
NVD status: Modified

Description

An issue was discovered in Pillow before 8.2.0. For BLP data, BlpImagePlugin did not properly check that reads (after jumping to file offsets) returned data. This could lead to a DoS where the decoder could be run a large number of times on empty data.

Scores

Version	Score	Vector	Scored by
CVSS 3.1	MEDIUM 5.5	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H	NVD · nvd@nist.gov (Primary)
CVSS 2.0	MEDIUM 4.3	AV:N/AC:M/Au:N/C:N/I:N/A:P	NVD · nvd@nist.gov (Primary)

Weaknesses (CWE)

CWE-345

Advisories

GHSA-hjfx-8p6c-g7gx — Insufficient Verification of Data Authenticity in Pillow
PYSEC-2021-94 — An issue was discovered in Pillow before 8.2.0. For BLP data, BlpImagePlugin did not properly check that reads (after jumping to file offsets) returned data. Th

European references

ENISA EUVD · EUVD-2021-0185
GCVE · GCVE-0-2021-28678

Affected configurations (NVD CPE)

cpe:2.3:a:python:pillow:*:*:*:*:*:*:*:* < 8.2.0
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*

Affected products

Product	Versions
	affected n/a

References

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD