High severity · published Dec 23, 2021
CVE-2021-44540
A vulnerability was found in Privoxy which was fixed in get_url_spec_param() by freeing memory of compiled pattern spec before bailing
7.5
CVSS
1.4%
EPSS
No
On KEV
Description
A vulnerability was found in Privoxy which was fixed in get_url_spec_param() by freeing memory of compiled pattern spec before bailing.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.4% · higher than 71% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PR
Privoxy · Privoxy
before 3.0.33 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-44540
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-44540
www.privoxy.org
https://www.privoxy.org/3.0.33/user-manual/whatsnew.html%2C
www.privoxy.org
https://www.privoxy.org/gitweb/?p=privoxy.git%3Ba=commit%3Bh=652b4b7cb0
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