OpenPrinting CUPS vulnerable to heap buffer overflow
CVE-2023-32324

7.5HIGH

Key Information:

Vendor

Openprinting

Status
Cups
Vendor
CVE Published:
1 June 2023

What is CVE-2023-32324?

OpenPrinting CUPS, an open-source printing system, is susceptible to a heap buffer overflow vulnerability in versions 2.4.2 and prior. This flaw is found in the format_log_line function, which could enable a remote attacker to execute a denial of service (DoS) attack. The vulnerability becomes exploitable when the configuration file cupsd.conf has the loglevel set to DEBUG. As of now, there are no reported patches or workarounds available to mitigate this issue, leaving systems exposed.

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Affected Version(s)

cups <= 2.4.2

References

https://github.com/OpenPrinting/cups/security/advisories/...
x_refsource_CONFIRM
https://lists.debian.org/debian-lts-announce/2023/06/msg0...

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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