openEuler update for rubygem-nokogiri



Published: 2022-05-11
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-24836
CWE-ID CWE-185
Exploitation vector Network
Public exploit N/A
Vulnerable software
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openEuler
Operating systems & Components / Operating system

rubygem-nokogiri-doc
Operating systems & Components / Operating system package or component

rubygem-nokogiri-debugsource
Operating systems & Components / Operating system package or component

rubygem-nokogiri-debuginfo
Operating systems & Components / Operating system package or component

rubygem-nokogiri
Operating systems & Components / Operating system package or component

Vendor openEuler

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Incorrect Regular Expression

EUVDB-ID: #VU64190

Risk: Low

CVSSv3.1: 3.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-24836

CWE-ID: CWE-185 - Incorrect Regular Expression

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to usage of an incorrect regular expression that is susceptible to excessive backtracking when attempting to detect encoding in HTML documents. A remote attacker can bypass implemented restrictions.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 20.03 LTS SP1 - 22.03 LTS

rubygem-nokogiri-doc: before 1.10.5-4

rubygem-nokogiri-debugsource: before 1.10.5-4

rubygem-nokogiri-debuginfo: before 1.10.5-4

rubygem-nokogiri: before 1.10.5-4

External links

http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2022-1644


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.



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