CVE-1999-1257 describes a critical authentication bypass vulnerability affecting Xyplex terminal server 6.0.1S1 and potentially other versions. Remote attackers can gain unauthorized access by entering a CTRL-Z character or a question mark at the password prompt. This vulnerability carries a high CVSS score of 7.5, indicating a network-based attack with low complexity and potential for complete compromise of confidentiality, integrity, and availability. Despite its age and severity, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 6.0.2_s4CPE matchmatch criteria | cpe:2.3:h:xyplex:maxserver_xyplex_terminal_server:*:*:*:*:*:*:*:* | ||
6.0.1_s1CPE matchmatch criteria | cpe:2.3:h:xyplex:maxserver_xyplex_terminal_server:6.0.1_s1:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:P/I:P/A:P
No social media mentions found for this CVE.
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.