CVE-2014-8422 json
The web-based management (WBM) interface in Unify (former Siemens) OpenStage SIP and OpenScape Desk Phone IP V3 devices before R3.32.0 gene…
published 2018-04-12 8 y ago modified 2026-06-17 4 mo ago also EUVD-2014-8259
- cvss
- 8.1
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.6%
- EPSS 1.6% chance of exploitation in 30 days, percentile 75%
- public exploits
- 0
- none known
Summary
The web-based management (WBM) interface in Unify (former Siemens) OpenStage SIP and OpenScape Desk Phone IP V3 devices before R3.32.0 generates session cookies with insufficient entropy, which makes it easier for remote attackers to hijack sessions via a brute-force attack.
Patch / fix
- unify openstage_sip r3.32.0
- unify openscape_desk_phone_ip_sip r3.32.0
Exploit prediction
1.59% chance of exploitation in the next 30 days, higher than 75% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 8.1 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 6.8 | AV:N/AC:M/Au:N/C:P/I:P/A:P |
Classification
- Weakness
-
- CWE-331 Insufficient Entropy
References
-
networks.unify.com
/security/advisories/OBSO-1501-02.pdf
mitigation, vendor-advisory
-
modzero.ch
/advisories/MZ-14-02-Siemens-Unify-OpenStage.txt
third-party-advisory
Sources
- CVE List CVE-2014-8422
- NVD CVE-2014-8422
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.