CVE-2011-1901 describes an authentication bypass vulnerability in the mail-filter web interface of Proofpoint Messaging Security Gateway and Proofpoint Protection Server versions 6.2.0.263:6.2.0.237 and earlier, as well as specific 5.x and 6.x versions of Protection Server. This critical flaw, rated with a CVSS score of 7.5, allows remote attackers to bypass authentication through unspecified vectors, potentially leading to unauthorized access and impact on confidentiality, integrity, and availability. Despite its severity, there is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 6.2.0.263\:6.2.0.237CPE matchmatch criteria | cpe:2.3:a:proofpoint:messaging_security_gateway:*:*:*:*:*:*:*:* | ||
5.5.3CPE matchmatch criteria | cpe:2.3:a:proofpoint:protection_server:5.5.3:*:*:*:*:*:*:* | ||
5.5.4CPE matchmatch criteria | cpe:2.3:a:proofpoint:protection_server:5.5.4:*:*:*:*:*:*:* | ||
5.5.5CPE matchmatch criteria | cpe:2.3:a:proofpoint:protection_server:5.5.5:*:*:*:*:*:*:* | ||
6.0.2CPE matchmatch criteria | cpe:2.3:a:proofpoint:protection_server:6.0.2:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:P/I:P/A:P
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.