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GHSA-xmg8-99r8-jc2j
No affected components available
Impact
A vulnerability was found in Argo CD that allows an attacker to spoof error messages on the login screen when SSO is enabled.
In order to exploit this vulnerability, an attacker would have to trick the victim to visit a specially crafted URL which contains the message to be displayed.
As far as the research of the Argo CD team concluded, it is not possible to specify any active content (e.g. Javascript) or other HTML fragments (e.g. clickable links) in the spoofed message.
Patched versions
A patch for this vulnerability has been released in the following Argo CD versions:
- v2.3.4
- v2.2.9
- v2.1.15
Workarounds
No workaround available.
Mitigations
It is advised to update to an Argo CD version containing a fix for this issue (see Patched versions above).
Credits
This vulnerability was discovered by Naufal Septiadi (naufal@horangi.com) and reported to us in a responsible way.
For more information
<!-- Use only one of the paragraphs below. Remove all others. --> <!-- For Argo CD -->- Open an issue in the Argo CD issue tracker or discussions
- Join us on Slack in channel #argo-cd
The vulnerability can be exploited over the network without needing physical access. It is easy for an attacker to exploit this vulnerability. An attacker does not need any special privileges or access rights. The attacker needs the user to perform some action, like clicking a link. The impact is confined to the system where the vulnerability exists. There is a low impact on the integrity of the data.
Exploitation attempts have been detected. Elevated vigilance and prompt remediation are advised.
The exploit probability is very low. The vulnerability is unlikely to be exploited in the next 30 days.
We did not find any exploit available. Neither in GitHub repositories nor in the Exploit-Database.
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