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High severity · published Nov 3, 2023
CVE-2023-46847
Squid is vulnerable to a Denial of Service, where a remote attacker can perform buffer overflow attack by writing up to 2 MB of arbitrary data to heap memory when Squid is…
7.5
CVSS
78.6%
EPSS
No
On KEV
Description
Squid is vulnerable to a Denial of Service, where a remote attacker can perform buffer overflow attack by writing up to 2 MB of arbitrary data to heap memory when Squid is configured to accept HTTP Digest Authentication.
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)78.6% · higher than 100% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
EL
Enterprise Linux · Redhat
8.0; 9.0 · source: NVD
EL
Enterprise Linux Eus · Redhat
8.6; 8.8; 9.0; 9.2 · source: NVD
EL
Enterprise Linux For Arm 64 · Redhat
8.0_aarch64 · source: NVD
EL
Enterprise Linux For Ibm Z Systems · Redhat
8.0_s390x · source: NVD
EL
Enterprise Linux For Power Little Endian · Redhat
8.0_ppc64le · source: NVD
EL
Enterprise Linux Server · Redhat
7.0 · source: NVD
EL
Enterprise Linux Server Aus · Redhat
8.2; 8.4; 8.6; 9.2 · source: NVD
EL
Enterprise Linux Server Tus · Redhat
8.2; 8.4; 8.6; 8.8; 9.2 · source: NVD
EL
Enterprise Linux Workstation · Redhat
7.0 · source: NVD
SQ
Squid · Squid-cache
3.2.0.1 before 6.4 · source: NVD
Affected product
EL
Enterprise Linux
Redhat
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-46847
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-46847
Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:6266
Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:6267
Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:6268
Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:6748
Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:6801
Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:6803
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