openEuler update for cups

1) Out-of-bounds read

EUVDB-ID: #VU50402

Risk: Medium

CVSSv3.1: 7.1 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-10001

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition within the ippReadIO() function in CUPS. A remote attacker can send specially crafted data to the affected application, trigger an out-of-bounds read error and read contents of memory on the system or crash the service.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 20.03 LTS SP1 - 20.03 LTS SP2

cups-help: before 2.2.13-7

cups-devel: before 2.2.13-7

cups-debugsource: before 2.2.13-7

cups-debuginfo: before 2.2.13-7

cups-libs: before 2.2.13-7

cups: before 2.2.13-7

External links

http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2021-1357

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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