VulnerabilityModified
CVE-2021-34552
Pillow through 8.2.0 and PIL (aka Python Imaging Library) through 1.1.7 allow an attacker to pass controlled parameters directly into a convert function to trigger a buffer overflow in Convert.c.
CRITICAL 9.8EPSS 3.19%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (3.19%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Pillow through 8.2.0 and PIL (aka Python Imaging Library) through 1.1.7 allow an attacker to pass controlled parameters directly into a convert function to trigger a buffer overflow in Convert.c.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 3.19% probability · 87th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-120
- Affected
- python/pillow · debian/debian linux · fedoraproject/fedora
- Source
- cve@mitre.org
References
- https://lists.debian.org/debian-lts-announce/2021/07/msg00018.htmlMailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7V6LCG525ARIX6LX5QRYNAWVDD2MD2SV/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VUGBBT63VL7G4JNOEIPDJIOC34ZFBKNJ/
- https://pillow.readthedocs.io/en/stable/releasenotes/8.3.0.html#buffer-overflowRelease Notes, Vendor Advisory
- https://pillow.readthedocs.io/en/stable/releasenotes/index.htmlRelease Notes, Vendor Advisory
- https://security.gentoo.org/glsa/202211-10Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/07/msg00018.htmlMailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7V6LCG525ARIX6LX5QRYNAWVDD2MD2SV/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VUGBBT63VL7G4JNOEIPDJIOC34ZFBKNJ/
- https://pillow.readthedocs.io/en/stable/releasenotes/8.3.0.html#buffer-overflowRelease Notes, Vendor Advisory
- https://pillow.readthedocs.io/en/stable/releasenotes/index.htmlRelease Notes, Vendor Advisory
- https://security.gentoo.org/glsa/202211-10Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.