Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 2 |
CVE-ID | CVE-2023-36617 CVE-2023-28755 |
CWE-ID | CWE-185 |
Exploitation vector | Network |
Public exploit | Public exploit code for vulnerability #2 is available. |
Vulnerable software |
Anolis OS Operating systems & Components / Operating system rubygems-devel Operating systems & Components / Operating system package or component rubygems Operating systems & Components / Operating system package or component rubygem-typeprof Operating systems & Components / Operating system package or component rubygem-test-unit Operating systems & Components / Operating system package or component rubygem-rss Operating systems & Components / Operating system package or component rubygem-rexml Operating systems & Components / Operating system package or component rubygem-rdoc Operating systems & Components / Operating system package or component rubygem-rake Operating systems & Components / Operating system package or component rubygem-power_assert Operating systems & Components / Operating system package or component rubygem-minitest Operating systems & Components / Operating system package or component rubygem-irb Operating systems & Components / Operating system package or component rubygem-bundler Operating systems & Components / Operating system package or component ruby-doc Operating systems & Components / Operating system package or component ruby-default-gems Operating systems & Components / Operating system package or component rubygem-rbs Operating systems & Components / Operating system package or component rubygem-psych Operating systems & Components / Operating system package or component rubygem-json Operating systems & Components / Operating system package or component rubygem-io-console Operating systems & Components / Operating system package or component rubygem-bigdecimal Operating systems & Components / Operating system package or component ruby-libs Operating systems & Components / Operating system package or component ruby-devel Operating systems & Components / Operating system package or component ruby-bundled-gems Operating systems & Components / Operating system package or component ruby Operating systems & Components / Operating system package or component |
Vendor | OpenAnolis |
Security Bulletin
This security bulletin contains information about 2 vulnerabilities.
EUVDB-ID: #VU77803
Risk: Medium
CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2023-36617
CWE-ID:
CWE-185 - Incorrect Regular Expression
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient input validation when parsing URL. A remote attacker can pass specially crafted URL to the application and perform regular expression denial of service (ReDos) attack.
Note, the vulnerability exists due to incomplete fix for #VU74004 (CVE-2023-28755).
Install updates from vendor's repository.
Vulnerable software versionsAnolis OS: 23
rubygems-devel: before 3.3.26-9
rubygems: before 3.3.26-9
rubygem-typeprof: before 0.21.3-9
rubygem-test-unit: before 3.5.3-9
rubygem-rss: before 0.2.9-9
rubygem-rexml: before 3.2.5-9
rubygem-rdoc: before 6.4.0-9
rubygem-rake: before 13.0.6-9
rubygem-power_assert: before 2.0.1-9
rubygem-minitest: before 5.15.0-9
rubygem-irb: before 1.4.1-9
rubygem-bundler: before 2.3.26-9
ruby-doc: before 3.1.4-9
ruby-default-gems: before 3.1.4-9
rubygem-rbs: before 2.7.0-9
rubygem-psych: before 4.0.4-9
rubygem-json: before 2.6.1-9
rubygem-io-console: before 0.5.11-9
rubygem-bigdecimal: before 3.1.1-9
ruby-libs: before 3.1.4-9
ruby-devel: before 3.1.4-9
ruby-bundled-gems: before 3.1.4-9
ruby: before 3.1.4-9
CPE2.3https://anas.openanolis.cn/errata/detail/ANSA-2023:0574
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.
EUVDB-ID: #VU74004
Risk: Medium
CVSSv4.0: 7.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P/U:Green]
CVE-ID: CVE-2023-28755
CWE-ID:
CWE-185 - Incorrect Regular Expression
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient input validation when processing URLs. A remote attacker can pass specially crafted URL to the application and perform regular expression denial of service (ReDos) attack.
MitigationInstall updates from vendor's repository.
Vulnerable software versionsAnolis OS: 23
rubygems-devel: before 3.3.26-9
rubygems: before 3.3.26-9
rubygem-typeprof: before 0.21.3-9
rubygem-test-unit: before 3.5.3-9
rubygem-rss: before 0.2.9-9
rubygem-rexml: before 3.2.5-9
rubygem-rdoc: before 6.4.0-9
rubygem-rake: before 13.0.6-9
rubygem-power_assert: before 2.0.1-9
rubygem-minitest: before 5.15.0-9
rubygem-irb: before 1.4.1-9
rubygem-bundler: before 2.3.26-9
ruby-doc: before 3.1.4-9
ruby-default-gems: before 3.1.4-9
rubygem-rbs: before 2.7.0-9
rubygem-psych: before 4.0.4-9
rubygem-json: before 2.6.1-9
rubygem-io-console: before 0.5.11-9
rubygem-bigdecimal: before 3.1.1-9
ruby-libs: before 3.1.4-9
ruby-devel: before 3.1.4-9
ruby-bundled-gems: before 3.1.4-9
ruby: before 3.1.4-9
CPE2.3https://anas.openanolis.cn/errata/detail/ANSA-2023:0574
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. However, proof of concept for this vulnerability is available.