CVE-2021-28678
MEDIUMCVSS 5.5/10EPSS 0.73%
Last modified
CVE-2021-28678 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. 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. EPSS estimates a 0.73% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Python | Pillow | < 8.2.0 |
| Fedoraproject | Fedora | 33 |
References
- https://github.com/python-pillow/Pillow/pull/5377Patch, Third Party Advisory
- https://pillow.readthedocs.io/en/stable/releasenotes/8.2.0.html#cve-2021-28678-fix-blp-dosRelease Notes, Vendor Advisory
- https://security.gentoo.org/glsa/202107-33Third Party Advisory
- https://github.com/python-pillow/Pillow/pull/5377Patch, Third Party Advisory
- https://pillow.readthedocs.io/en/stable/releasenotes/8.2.0.html#cve-2021-28678-fix-blp-dosRelease Notes, Vendor Advisory
- https://security.gentoo.org/glsa/202107-33Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-28678?
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.
How severe is CVE-2021-28678?
CVE-2021-28678 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.73% probability of exploitation in the next 30 days.
How do I fix CVE-2021-28678?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- Same Subject, Wrong User: A Cross-Issuer Account Takeover in n8nStrix found an identity-binding bug in n8n's token-exchange flow enabling account takeover.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2021
- CVE-2021-28672Xerox Phaser 6510 before 64.65.51 and 64.59.11 (Bridge), Wor…9.8
- CVE-2021-28673Xerox Phaser 6510 before 64.61.23 and 64.59.11 (Bridge), Wor…9.8
- CVE-2021-28674The node management page in SolarWinds Orion Platform before…5.4
- CVE-2021-28675An issue was discovered in Pillow before 8.2.0. PSDImagePlug…5.5
- CVE-2021-28676An issue was discovered in Pillow before 8.2.0. For FLI data…7.5
- CVE-2021-28677An issue was discovered in Pillow before 8.2.0. For EPS data…7.5
- CVE-2021-28680The devise_masquerade gem before 1.3 allows certain attacks …8.1
- CVE-2021-28681Pion WebRTC before 3.0.15 didn't properly tear down the DTLS…5.3
- CVE-2021-28682An issue was discovered in Envoy through 1.71.1. There is a …7.5
- CVE-2021-28683An issue was discovered in Envoy through 1.71.1. There is a …7.5
- CVE-2021-28684The XML parser used in ConeXware PowerArchiver before 20.10.…4.3
- CVE-2021-28685AsIO2_64.sys and AsIO2_32.sys in ASUS GPUTweak II before 2.3…7.8
Are you affected by CVE-2021-28678?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST