CVE-1999-1277

NONECVSS 0.0

0.0

BackWeb client stores the username and password in cleartext for proxy authentication in the Communication registry key, which could allow other local users to gain privileges by reading the password.

CVSS v3: —
EG Score: —
EPSS: 23.2%
KEV: Not listed

Published

December 24, 1998

Last Modified

April 16, 2026

References (4)

cve@mitrehttp://marc.info/?l=ntbugtraq&m=91487886514546&w=2
cve@mitrehttps://exchange.xforce.ibmcloud.com/vulnerabilities/1565
af854a3a-2127-422b-91ae-364da2661108http://marc.info/?l=ntbugtraq&m=91487886514546&w=2
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/1565

Data Freshness Timeline

(refreshed 13× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

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Frequently asked(4)

What is CVE-1999-1277?

CVE-1999-1277 is a none vulnerability published on December 24, 1998. BackWeb client stores the username and password in cleartext for proxy authentication in the Communication registry key, which could allow other local users to gain privileges by reading the password.

When was CVE-1999-1277 disclosed?

CVE-1999-1277 was first published in the National Vulnerability Database on December 24, 1998, with the most recent update on April 16, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-1999-1277 actively exploited?

CVE-1999-1277 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 23.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-1999-1277?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-1999-1277, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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CVE-1999-1277

📅 Published

🔄 Last Modified

🔗 References (4)