CVE-2021-20789
Last modified
CVE-2021-20789 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. Open redirect vulnerability in GroupSession (GroupSession Free edition from ver2.2.0 to the version prior to ver5.1.0, GroupSession byCloud from ver3.0.3 to the version prior to ver5.1.0, and GroupSession ZION from ver3.0.3 to the version prior to ver5.1.0) allows a remote attacker to redirect a user to an arbitrary web site and conduct a phishing attack via a specially crafted URL.. EPSS estimates a 0.87% chance of exploitation in the next 30 days.
Description
Open redirect vulnerability in GroupSession (GroupSession Free edition from ver2.2.0 to the version prior to ver5.1.0, GroupSession byCloud from ver3.0.3 to the version prior to ver5.1.0, and GroupSession ZION from ver3.0.3 to the version prior to ver5.1.0) allows a remote attacker to redirect a user to an arbitrary web site and conduct a phishing attack via a specially crafted URL.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Groupsession | Groupsession | >= 2.20, < 5.1.0 |
| Groupsession | Groupsession Bycloud | >= 3.0.3, < 5.1.0 |
| Groupsession | Groupsession Zion | >= 3.0.3, < 5.1.0 |
References
- https://groupsession.jp/info/info-news/security202107Vendor Advisory
- https://jvn.jp/en/jp/JVN86026700/index.htmlThird Party Advisory
- https://groupsession.jp/info/info-news/security202107Vendor Advisory
- https://jvn.jp/en/jp/JVN86026700/index.htmlThird Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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