CVE-2020-8964 json
TimeTools SC7105 1.0.007, SC9205 1.0.007, SC9705 1.0.007, SR7110 1.0.007, SR9210 1.0.007, SR9750 1.0.007, SR9850 1.0.007, T100 1.0.003, T30…
published 2020-02-13 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-29794
- cvss
- 9.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 3.7%
- EPSS 3.7% chance of exploitation in 30 days, percentile 89%
- public exploits
- 0
- none known
Summary
TimeTools SC7105 1.0.007, SC9205 1.0.007, SC9705 1.0.007, SR7110 1.0.007, SR9210 1.0.007, SR9750 1.0.007, SR9850 1.0.007, T100 1.0.003, T300 1.0.003, and T550 1.0.003 devices allow remote attackers to bypass authentication by placing t3axs=TiMEtOOlsj7G3xMm52wB in a t3.cgi request, aka a "hardcoded cookie."
Exploit prediction
3.66% chance of exploitation in the next 30 days, higher than 89% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- sku11army.blogspot.com https://sku11army.blogspot.com/2020/02/timetools-sr-sc-series-network-time.html referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 10.0 | AV:N/AC:L/Au:N/C:C/I:C/A:C |
Classification
- Weakness
-
- CWE-798 Use of Hard-coded Credentials
References
-
sku11army.blogspot.com
/2020/02/timetools-sr-sc-series-network-time.html
exploit, vendor-advisory
Sources
- CVE List CVE-2020-8964
- NVD CVE-2020-8964
Fencer Vulns 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.