Risk | Low |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2019-8321 |
CWE-ID | CWE-79 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
ruby (Alpine package) Operating systems & Components / Operating system package or component |
Vendor | Alpine Linux Development Team |
Security Bulletin
This security bulletin contains one low risk vulnerability.
EUVDB-ID: #VU20194
Risk: Low
CVSSv3.1: 3.7 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2019-8321
CWE-ID:
CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Exploit availability: No
DescriptionThe disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data in Gem::UserInteraction#verbose. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
MitigationInstall update from vendor's website.
Vulnerable software versionsruby (Alpine package): 2.4.5-r0
External linkshttp://git.alpinelinux.org/aports/commit/?id=1ea961c4c2a72cdf6383b2bba3c33f4e9faa26da
http://git.alpinelinux.org/aports/commit/?id=26cc34eb049b628c4c35af1f61ebd8437596d8ca
http://git.alpinelinux.org/aports/commit/?id=bdcdc921e8387c8a9592aa14cf1d23f133503163
http://git.alpinelinux.org/aports/commit/?id=58244868e7a471ddf96e8d0ece88c240e34bff1c
http://git.alpinelinux.org/aports/commit/?id=ac00a3ec880f7f8f92ff425d4e08f233bd5654c9
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.