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CVE-2016-2533

24
FAUCET Score

CVE-2016-2533 describes a buffer overflow vulnerability in the ImagingPcdDecode function within Pillow (before 3.1.1) and Python Imaging Library (PIL) 1.1.7 and earlier, allowing remote attackers to trigger a denial of service via a crafted PhotoCD file. Rated as Medium severity (CVSS 6.5), this vulnerability requires user interaction (UI:R) and could lead to system crashes. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 3.1.0CPE matchmatch criteria
cpe:2.3:a:python:pillow:*:*:*:*:*:*:*:*
<= 1.1.7CPE matchmatch criteria
cpe:2.3:a:python_imaging_project:python_imaging:*:*:*:*:*:*:*:*
7.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
8.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.5MEDIUM

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
4.00%
Probability of exploitation in next 30 days
EPSS Percentile
89.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0400 is in the 95th percentile among its peer group of 26,209 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (5)

pippatch availablevia ghsa
Product: pillowFixed in: 3.1.1
github_advisoryvendor investigatingvia nvd_reference
View patch
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: python-imaging
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: python-imaging
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: python-pillow

Vendor Advisories (2)

pipGHSA-3c5c-7235-994jhigh

Pillow buffer overflow in ImagingPcdDecode

Jul 24, 2018
redhatCVE-2016-2533Moderate

python-pillow: Buffer overflow in PCD decoding

Mar 24, 2014

References

github.com / python-pillow/Pillow/blob/c3cb690fed5d4bf0c45576759de55d054916c165/CHANGES.rst
Vendor Advisory
github.com / python-pillow/Pillow/commit/5bdf54b5a76b54fb00bd05f2d733e0a4173eefc9
github.com / python-pillow/Pillow/commit/ae453aa18b66af54e7ff716f4ccb33adca60afd4
github.com / python-pillow/Pillow/pull/1706
security.gentoo.org / glsa/201612-52
debian.org / security/2016/dsa-3499
openwall.com / lists/oss-security/2016/02/02/5
openwall.com / lists/oss-security/2016/02/22/2
oracle.com / technetwork/topics/security/bulletinjan2016-2867206.html