High severity · published Nov 5, 2020
CVE-2020-13661
Telerik Fiddler through 5.0.20202.18177 allows attackers to execute arbitrary programs via a hostname with a trailing space character, followed by --utility-and-browser…
8.8
CVSS
1.2%
EPSS
No
On KEV
Description
Telerik Fiddler through 5.0.20202.18177 allows attackers to execute arbitrary programs via a hostname with a trailing space character, followed by --utility-and-browser --utility-cmd-prefix= and the pathname of a locally installed program. The victim must interactively choose the Open On Browser option. Fixed in version 5.0.20204.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.2% · higher than 67% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FI
Fiddler · Telerik
through 5.0.20202.18177 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-13661
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-13661
Not Applicable
https://www.nagenrauft-consulting.com/blog/
Release Notes
https://www.telerik.com/support/whats-new/fiddler/release-history/fiddler-v5.0.20204
Release Notes
https://www.telerik.com/support/whats-new/release-history