CVE-2021-23437
CVSS V2 Medium 5
CVSS V3 High 7.5
Description
The package pillow 5.2.0 and before 8.3.2 are vulnerable to Regular Expression Denial of Service (ReDoS) via the getrgb function.
Overview
- CVE ID
- CVE-2021-23437
- Assigner
- report@snyk.io
- Vulnerability Status
- Analyzed
- Published Version
- 2021-09-03T16:15:08
- Last Modified Date
- 2023-01-31T17:28:56
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:python:pillow:*:*:*:*:*:*:*:* | 1 | OR | 5.2.0 | 8.3.2 |
| cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:N/I:N/A:P
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- NONE
- Integrity Impact
- NONE
- Availability Impact
- PARTIAL
- Base Score
- 5
- Severity
- MEDIUM
- Exploitability Score
- 10
- Impact Score
- 2.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- HIGH
- Base Score
- 7.5
- Base Severity
- HIGH
- Exploitability Score
- 3.9
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| https://github.com/python-pillow/Pillow/commit/9e08eb8f78fdfd2f476e1b20b7cf38683754866b | Patch Third Party Advisory |
| https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RNSG6VFXTAROGF7ACYLMAZNQV4EJ6I2C/ | Mailing List Third Party Advisory |
| https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VKRCL7KKAKOXCVD7M6WC5OKFGL4L3SJT/ | Mailing List Third Party Advisory |
| https://pillow.readthedocs.io/en/stable/releasenotes/8.3.2.html | Release Notes Vendor Advisory |
| https://security.gentoo.org/glsa/202211-10 | |
| https://snyk.io/vuln/SNYK-PYTHON-PILLOW-1319443 | Exploit Patch Release Notes Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-23437 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23437 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:44:08 | Added to TrackCVE | |||
| 2022-12-05 09:36:19 | 2021-09-03T16:15Z | 2021-09-03T16:15:08 | CVE Published Date | updated |
| 2022-12-05 09:36:19 | 2022-11-22T06:15:25 | CVE Modified Date | updated | |
| 2022-12-05 09:36:20 | Undergoing Analysis | Vulnerability Status | updated | |
| 2022-12-05 09:36:24 | References | updated | ||
| 2023-01-31 18:10:56 | 2023-01-31T17:28:56 | CVE Modified Date | updated | |
| 2023-01-31 18:10:56 | Undergoing Analysis | Analyzed | Vulnerability Status | updated |