VulnerabilityModified
CVE-2020-23622
An issue in the UPnP protocol in 4thline cling 2.0.0 through 2.1.2 allows remote attackers to cause a denial of service via an unchecked CALLBACK parameter in the request header
HIGH 7.5EPSS 1.10%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.10%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An issue in the UPnP protocol in 4thline cling 2.0.0 through 2.1.2 allows remote attackers to cause a denial of service via an unchecked CALLBACK parameter in the request header
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 1.10% probability · 64th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-918
- Affected
- cling project/cling
- Source
- cve@mitre.org
References
- https://github.com/4thline/cling/issues/253Exploit, Issue Tracking, Patch, Third Party Advisory
- https://zh-cn.tenable.com/blog/cve-2020-12695-callstranger-vulnerability-in-universal-plug-and-play-upnp-puts-billions-of?tns_redirect=trueNot Applicable
- https://github.com/4thline/cling/issues/253Exploit, Issue Tracking, Patch, Third Party Advisory
- https://zh-cn.tenable.com/blog/cve-2020-12695-callstranger-vulnerability-in-universal-plug-and-play-upnp-puts-billions-of?tns_redirect=trueNot Applicable
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.