Vulnerability Monitor

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CVE-2021-25289

An issue was discovered in Pillow before 8.1.1. TiffDecode has a heap-based buffer overflow when decoding crafted YCbCr files because of certain interpretation conflicts with LibTIFF in RGBA mode. NOTE: this issue exists because of an incomplete fix for CVE-2020-35654.

Published

2021-03-19T04:15:13.280

Last Modified

2024-11-21T05:54:41.297

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 9.8 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

6.4

Weaknesses

Type: Primary
CWE-787

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	python	pillow	< 8.1.1	Yes

References

https://pillow.readthedocs.io/en/stable/releasenotes/8.1.1.html Release Notes, Vendor Advisory ([email protected])
https://security.gentoo.org/glsa/202107-33 Third Party Advisory ([email protected])
https://pillow.readthedocs.io/en/stable/releasenotes/8.1.1.html Release Notes, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/202107-33 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)