CVE-2020-35634
CVSS V2 Medium 6.8
CVSS V3 High 8.8
Description
A code execution vulnerability exists in the Nef polygon-parsing functionality of CGAL libcgal CGAL-5.1.1. An oob read vulnerability exists in Nef_S2/SNC_io_parser.h SNC_io_parser<EW>::read_sface() sfh->boundary_entry_objects Sloop_of. A specially crafted malformed file can lead to an out-of-bounds read and type confusion, which could lead to code execution. An attacker can provide malicious input to trigger this vulnerability.
Overview
- CVE ID
- CVE-2020-35634
- Assigner
- talos-cna@cisco.com
- Vulnerability Status
- Analyzed
- Published Version
- 2021-08-30T18:15:07
- Last Modified Date
- 2023-02-01T02:04:25
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:cgal:computational_geometry_algorithms_library:5.1.1:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:M/Au:N/C:P/I:P/A:P
- Access Vector
- NETWORK
- Access Compatibility
- MEDIUM
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 6.8
- Severity
- MEDIUM
- Exploitability Score
- 8.6
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 8.8
- Base Severity
- HIGH
- Exploitability Score
- 2.8
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://lists.debian.org/debian-lts-announce/2022/12/msg00011.html | |
| https://talosintelligence.com/vulnerability_reports/TALOS-2020-1225 | Exploit Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2020-35634 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-35634 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-04-20 17:02:06 | Added to TrackCVE | |||
| 2022-12-05 09:16:34 | 2021-08-30T18:15Z | 2021-08-30T18:15:07 | CVE Published Date | updated |
| 2022-12-05 09:16:34 | 2022-07-29T14:18:52 | CVE Modified Date | updated | |
| 2022-12-05 09:16:34 | Analyzed | Vulnerability Status | updated | |
| 2022-12-06 16:29:21 | 2022-12-06T15:15:15 | CVE Modified Date | updated | |
| 2022-12-06 16:29:21 | Analyzed | Modified | Vulnerability Status | updated |
| 2022-12-06 16:29:22 | References | updated | ||
| 2022-12-07 20:13:30 | Modified | Undergoing Analysis | Vulnerability Status | updated |
| 2023-02-01 05:11:31 | 2023-02-01T02:04:25 | CVE Modified Date | updated | |
| 2023-02-01 05:11:31 | Undergoing Analysis | Analyzed | Vulnerability Status | updated |