High severity · published Mar 7, 2023
CVE-2023-27522
HTTP Response Smuggling vulnerability in Apache HTTP Server via mod_proxy_uwsgi
7.5
CVSS
2.1%
EPSS
No
On KEV
Description
HTTP Response Smuggling vulnerability in Apache HTTP Server via mod_proxy_uwsgi. This issue affects Apache HTTP Server: from 2.4.30 through 2.4.55.
Special characters in the origin response header can truncate/split the response forwarded to the client.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.1% · higher than 82% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
HS
HTTP Server · Apache
2.4.30 before 2.4.56 · source: NVD
DL
Debian Linux · Debian
10.0 · source: NVD
UW
Uwsgi · Unbit
before 2.0.22 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-27522
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-27522
Vendor Advisory
https://httpd.apache.org/security/vulnerabilities_24.html
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2023/04/msg00028.html
Third Party Advisory
https://security.gentoo.org/glsa/202309-01
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