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Fencer Intel
critical 10.0

CVE-2015-7856 json

OpenNMS has a default password of rtc for the rtc account, which makes it easier for remote attackers to obtain access by leveraging knowle…

published 11y ago modified 4mo ago also EUVD-2015-7754

cvss
10.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.4%
EPSS 2.4% chance of exploitation in 30 days, percentile 84%
public exploits
0
none known

Summary

OpenNMS has a default password of rtc for the rtc account, which makes it easier for remote attackers to obtain access by leveraging knowledge of the credentials.

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Exploit prediction

2.45% chance of exploitation in the next 30 days, higher than 84% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • rapid7.com http://www.rapid7.com/db/modules/auxiliary/gather/opennms_xxe referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 10.0 AV:N/AC:L/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-255 Credentials Management Errors

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.