CVE-2022-26498
CVSS V2 Medium 5
CVSS V3 High 7.5
Description
An issue was discovered in Asterisk through 19.x. When using STIR/SHAKEN, it is possible to download files that are not certificates. These files could be much larger than what one would expect to download, leading to Resource Exhaustion. This is fixed in 16.25.2, 18.11.2, and 19.3.2.
Overview
- CVE ID
- CVE-2022-26498
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2022-04-15T05:15:06
- Last Modified Date
- 2023-01-27T20:04:32
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:digium:asterisk:*:*:*:*:*:*:*:* | 1 | OR | 16.15.0 | 16.25.1 |
| cpe:2.3:a:digium:asterisk:*:*:*:*:*:*:*:* | 1 | OR | 18.0 | 18.11.2 |
| cpe:2.3:a:digium:asterisk:*:*:*:*:*:*:*:* | 1 | OR | 19.0.0 | 19.3.1 |
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 |
|---|---|
| http://packetstormsecurity.com/files/166744/Asterisk-Project-Security-Advisory-AST-2022-001.html | Patch Third Party Advisory VDB Entry |
| https://downloads.asterisk.org/pub/security/ | Vendor Advisory |
| https://downloads.asterisk.org/pub/security/AST-2022-001.html | Patch Vendor Advisory |
| https://lists.debian.org/debian-lts-announce/2022/11/msg00021.html | |
| https://www.debian.org/security/2022/dsa-5285 |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2022-26498 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-26498 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:27:28 | Added to TrackCVE | |||
| 2023-01-27 20:13:54 | 2023-01-27T20:04:32 | CVE Modified Date | updated | |
| 2023-01-27 20:13:54 | Undergoing Analysis | Analyzed | Vulnerability Status | updated |