openEuler update for libtiff

1) Buffer overflow

EUVDB-ID: #VU79327

Risk: Medium

CVSSv4.0: 4.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-3618

CWE-ID: CWE-120 - Buffer overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service attack.

The vulnerability exists due to buffer overflow in the Fax3Encode() function in libtiff/tif_fax3.c. A remote unauthenticated attacker can trick the victim into opening a specially crafted file and perform a denial of service attack.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 20.03 LTS SP1 - 22.03 LTS

libtiff-help: before 4.3.0-17

libtiff-debuginfo: before 4.3.0-17

libtiff-debugsource: before 4.3.0-17

libtiff-devel: before 4.3.0-17

libtiff: before 4.3.0-17

CPE2.3

• cpe:2.3:o:openeuler:openeuler:20.03:LTS SP1:*:*:*:*:*:*
• cpe:2.3:o:openeuler:openeuler:20.03:LTS SP3:*:*:*:*:*:*
• cpe:2.3:o:openeuler:openeuler:22.03:LTS SP1:*:*:*:*:*:*
• cpe:2.3:o:openeuler:libtiff-help:*:*:*:*:*:openeuler:*:*
• cpe:2.3:o:openeuler:libtiff-debuginfo:*:*:*:*:*:openeuler:*:*
• cpe:2.3:o:openeuler:libtiff-debugsource:*:*:*:*:*:openeuler:*:*
• cpe:2.3:o:openeuler:libtiff-devel:*:*:*:*:*:openeuler:*:*
• cpe:2.3:o:openeuler:libtiff:*:*:*:*:*:openeuler:*:*

External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2023-1534

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.