CVE-2021-26906
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I. Basic Information for CVE-2021-26906
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
An issue was discovered in res_pjsip_session.c in Digium Asterisk through 13.38.1; 14.x, 15.x, and 16.x through 16.16.0; 17.x through 17.9.1; and 18.x through 18.2.0, and Certified Asterisk through 16.8-cert5. An SDP negotiation vulnerability in PJSIP allows a remote server to potentially crash Asterisk by sending specific SIP responses that cause an SDP negotiation failure.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Digium Asterisk 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Digium Asterisk是美国Digium公司的一套开源电话交换机（PBX）系统软件。该软件支持语音信箱、多方语音会议、交互式语音应答(IVR)等。 Digium Asterisk 中存在安全漏洞。该漏洞源于允许远程服务器通过发送导致SDP协商失败的特定SIP响应来潜在地使Asterisk崩溃。以下产品及版本受到影响：Digium Asterisk 13.38.1 版本, Digium Asterisk 14.x 版本, Digium Asterisk 15.x 版本, Digium Asteris
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| - | n/a | n/a | - |
II. Public POCs for CVE-2021-26906
| # | POC Description | Source Link | Shenlong Link |
|---|
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- AST-2021-005x_refsource_CONFIRM
- https://issues.asterisk.org/jira/browse/ASTERISK-29196x_refsource_CONFIRM
- Full Disclosure: AST-2021-005: Remote Crash Vulnerability in PJSIP channel drivermailing-listx_refsource_FULLDISC
- https://nvd.nist.gov/vuln/detail/CVE-2021-26906
Same Patch Batch · n/a · 2021-02-18 · 27 CVEs total
| CVE-2020-28490 | 9.1 CRITICAL | Command Injection |
| CVE-2021-23341 | 7.5 HIGH | Regular Expression Denial of Service (ReDoS) |
| CVE-2020-28491 | 7.5 HIGH | Denial of Service (DoS) |
| CVE-2020-28496 | 7.5 HIGH | Regular Expression Denial of Service (ReDoS) |
| CVE-2020-28499 | 7.3 HIGH | Prototype Pollution |
| CVE-2021-23340 | 7.1 HIGH | Local File Inclusion |
| CVE-2020-28463 | 6.5 MEDIUM | Server-side Request Forgery (SSRF) |
| CVE-2021-27379 | Xen 安全漏洞 | |
| CVE-2021-27375 | Containous Traefik 安全漏洞 | |
| CVE-2021-27124 | Doctor Appointment System SQL注入漏洞 | |
| CVE-2021-27378 | Rust rand_core 安全特征问题漏洞 | |
| CVE-2021-27377 | Rust yottadb 资源管理错误漏洞 | |
| CVE-2021-27376 | Rust nb-connect 缓冲区错误漏洞 | |
| CVE-2020-29664 | DJI Mavic 2 命令注入漏洞 | |
| CVE-2020-35577 | Endalia Selection Porta 安全漏洞 | |
| CVE-2019-18255 | GE Digital HMI/SCADA iFIX 权限许可和访问控制问题漏洞 | |
| CVE-2019-18243 | GE Digital HMI/SCADA iFIX 权限许可和访问控制问题漏洞 | |
| CVE-2020-19513 | FinalWire AIDA64 Engineer 缓冲区错误漏洞 | |
| CVE-2021-27329 | Friendica 代码问题漏洞 | |
| CVE-2021-27335 | KollectApps 代码问题漏洞 |
Showing top 20 of 27 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
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V. Comments for CVE-2021-26906
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