Amazon Linux AMI update for cups



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-32324
CWE-ID CWE-122
Exploitation vector Local network
Public exploit N/A
Vulnerable software
 Amazon Linux AMI
Operating systems & Components / Operating system

cups
Operating systems & Components / Operating system package or component

Vendor Amazon Web Services

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Heap-based buffer overflow

EUVDB-ID: #VU76761

Risk: Medium

CVSSv4.0: 5.2 [CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-32324

CWE-ID: CWE-122 - Heap-based Buffer Overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the format_log_line() function cups/string.c when the "loglevel" is set to "DEBUG". A remote attacker can pass specially crafted data to the daemon, trigger a heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Update the affected packages:

aarch64:
    cups-client-debuginfo-2.3.3op2-18.amzn2023.0.4.aarch64
    cups-client-2.3.3op2-18.amzn2023.0.4.aarch64
    cups-debugsource-2.3.3op2-18.amzn2023.0.4.aarch64
    cups-ipptool-debuginfo-2.3.3op2-18.amzn2023.0.4.aarch64
    cups-lpd-2.3.3op2-18.amzn2023.0.4.aarch64
    cups-printerapp-debuginfo-2.3.3op2-18.amzn2023.0.4.aarch64
    cups-ipptool-2.3.3op2-18.amzn2023.0.4.aarch64
    cups-libs-debuginfo-2.3.3op2-18.amzn2023.0.4.aarch64
    cups-devel-2.3.3op2-18.amzn2023.0.4.aarch64
    cups-printerapp-2.3.3op2-18.amzn2023.0.4.aarch64
    cups-lpd-debuginfo-2.3.3op2-18.amzn2023.0.4.aarch64
    cups-libs-2.3.3op2-18.amzn2023.0.4.aarch64
    cups-debuginfo-2.3.3op2-18.amzn2023.0.4.aarch64
    cups-2.3.3op2-18.amzn2023.0.4.aarch64

noarch:
    cups-filesystem-2.3.3op2-18.amzn2023.0.4.noarch

src:
    cups-2.3.3op2-18.amzn2023.0.4.src

x86_64:
    cups-libs-debuginfo-2.3.3op2-18.amzn2023.0.4.x86_64
    cups-printerapp-debuginfo-2.3.3op2-18.amzn2023.0.4.x86_64
    cups-lpd-2.3.3op2-18.amzn2023.0.4.x86_64
    cups-debugsource-2.3.3op2-18.amzn2023.0.4.x86_64
    cups-libs-2.3.3op2-18.amzn2023.0.4.x86_64
    cups-devel-2.3.3op2-18.amzn2023.0.4.x86_64
    cups-client-debuginfo-2.3.3op2-18.amzn2023.0.4.x86_64
    cups-client-2.3.3op2-18.amzn2023.0.4.x86_64
    cups-ipptool-2.3.3op2-18.amzn2023.0.4.x86_64
    cups-lpd-debuginfo-2.3.3op2-18.amzn2023.0.4.x86_64
    cups-debuginfo-2.3.3op2-18.amzn2023.0.4.x86_64
    cups-ipptool-debuginfo-2.3.3op2-18.amzn2023.0.4.x86_64
    cups-printerapp-2.3.3op2-18.amzn2023.0.4.x86_64
    cups-2.3.3op2-18.amzn2023.0.4.x86_64

Vulnerable software versions

Amazon Linux AMI: All versions

cups: before 1.4.2-67.25

CPE2.3 External links

https://alas.aws.amazon.com/AL2023/ALAS-2023-215.html


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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