Dossier
Microsoft Outlook Web Access (OWA)
Coverage of Microsoft Outlook Web Access (OWA) in the Nexus archive.
- Russian Hackers Exploit Microsoft OWA Flaw to Keep Mailbox Access After Credential Rotation
Russian threat actors are exploiting a vulnerability in Microsoft Outlook Web Access (OWA) to maintain mailbox access after credential rotation, targeting U.S. and European government entities and sectors like telecommunications, financial, hospitality, and aerospace. This follows their prior exploitation of a Zimbra vulnerability.