CVE-2021-3762
CVSS V2 High 7.5
CVSS V3 High 7.8
Description
A directory traversal vulnerability was found in the ClairCore engine of Clair. An attacker can exploit this by supplying a crafted container image which, when scanned by Clair, allows for arbitrary file write on the filesystem, potentially allowing for remote code execution.
Overview
- CVE ID
- CVE-2021-3762
- Assigner
- secalert@redhat.com
- Vulnerability Status
- Analyzed
- Published Version
- 2022-03-03T22:15:08
- Last Modified Date
- 2023-01-30T19:17:56
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:redhat:clair:*:*:*:*:*:*:*:* | 1 | OR | 0.4.6 | 0.4.8 |
| cpe:2.3:a:redhat:clair:*:*:*:*:*:*:*:* | 1 | OR | 0.5.3 | 0.5.5 |
| cpe:2.3:a:redhat:quay:3.5.6:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:P/I:P/A:P
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 7.5
- Severity
- HIGH
- Exploitability Score
- 10
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Attack Vector
- LOCAL
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 7.8
- Base Severity
- HIGH
- Exploitability Score
- 1.8
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://bugzilla.redhat.com/show_bug.cgi?id=2000795 | Issue Tracking Patch Third Party Advisory |
| https://github.com/quay/clair/pull/1380 | Patch Third Party Advisory |
| https://github.com/quay/claircore/commit/691f2023a1720a0579e688b69a2f4bfe1f4b7821 | Patch Third Party Advisory |
| https://github.com/quay/claircore/pull/478 | Patch Third Party Advisory |
| https://vulmon.com/exploitdetails?qidtp=maillist_oss_security&qid=d19fce9ede06e13dfb5630ece7f14f83 | Exploit Third Party Advisory |
| https://github.com/quay/clair/pull/1379 | Patch Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-3762 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3762 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 15:45:44 | Added to TrackCVE | |||
| 2022-12-06 11:16:51 | 2022-03-03T22:15Z | 2022-03-03T22:15:08 | CVE Published Date | updated |
| 2022-12-06 11:16:51 | 2022-03-16T16:23:11 | CVE Modified Date | updated | |
| 2022-12-06 11:16:51 | Analyzed | Vulnerability Status | updated | |
| 2023-01-30 19:11:41 | Analyzed | Undergoing Analysis | Vulnerability Status | updated |
| 2023-01-30 21:12:06 | 2023-01-30T19:17:56 | CVE Modified Date | updated | |
| 2023-01-30 21:12:06 | Undergoing Analysis | Analyzed | Vulnerability Status | updated |
| 2023-01-30 21:12:06 | AV:N/AC:M/Au:N/C:P/I:P/A:P | AV:N/AC:L/Au:N/C:P/I:P/A:P | CVSS V2 vector_string | updated |
| 2023-01-30 21:12:06 | MEDIUM | LOW | CVSS V2 access_complexity | updated |
| 2023-01-30 21:12:06 | 6.8 | 7.5 | CVSS V2 baseScore | updated |
| 2023-01-30 21:12:06 | MEDIUM | HIGH | CVSS V2 baseSeverity | updated |
| 2023-01-30 21:12:06 | 8.6 | 10 | CVSS V2 exploitabilityScore | updated |