The TFTP service in Cisco Unified Communications Manager (aka CUCM or Unified CM) allows remote attackers to obtain sensitive information from a phone via an RRQ operation, as demonstrated by discovering a cleartext UseUserCredential field in an SPDefault.cnf.xml file
Published Dec 12, 2013
7.3
HIGHCVSS 3.1
EPSS 5.17%
Description
The TFTP service in Cisco Unified Communications Manager (aka CUCM or Unified CM) allows remote attackers to obtain sensitive information from a phone via an RRQ operation, as demonstrated by discovering a cleartext UseUserCredential field in an SPDefault.cnf.xml file. NOTE: the vendor reportedly disputes the significance of this report, stating that this is an expected default behavior, and that the product's documentation describes use of the TFTP Encrypted Config option in addressing this issue
Affected products
No data.
- n/a
-
- Version 0StatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Cisco | Cisco Unified Communications Manager | n/a |
|
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:P/I:N/A:N
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
PoCAutomatable
NoTechnical Impact
PartialDecision
n/aAssessed Oct 29, 2024 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (26 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 5.17% (0.05170) | 92.18th | v5 (v2026.06.15) |
| Jun 15, 2026 | 5.32% (0.05317) | 91.52th | v5 (v2026.06.15) |
| Apr 20, 2026 | 10.27% (0.10271) | 93.19th | v4 (v2025.03.14) |
| Dec 6, 2025 | 16.95% (0.16953) | 94.71th | v4 (v2025.03.14) |
| Sep 14, 2025 | 13.18% (0.13184) | 93.89th | v4 (v2025.03.14) |
| Aug 8, 2025 | 26.28% (0.26278) | 96.08th | v4 (v2025.03.14) |
| Jul 27, 2025 | 29.10% (0.29103) | 96.36th | v4 (v2025.03.14) |
| Apr 2, 2025 | 33.98% (0.33975) | 96.61th | v4 (v2025.03.14) |
| Mar 30, 2025 | 30.93% (0.30928) | 96.34th | v4 (v2025.03.14) |
| Mar 29, 2025 | 28.29% (0.28291) | 94.44th | v4 (v2025.03.14) |
| Mar 26, 2025 | 30.93% (0.30928) | 96.29th | v4 (v2025.03.14) |
| Mar 17, 2025 | 33.98% (0.33975) | 96.58th | v4 (v2025.03.14) |
| Mar 7, 2025 | 28.29% (0.28291) | 96.94th | v3 (v2023.03.01) |
| Jan 5, 2025 | 45.86% (0.45856) | 97.50th | v3 (v2023.03.01) |
| Dec 17, 2024 | 48.57% (0.48573) | 97.57th | v3 (v2023.03.01) |
| Jun 29, 2024 | 56.33% (0.56331) | 97.70th | v3 (v2023.03.01) |
| Mar 17, 2024 | 58.81% (0.58807) | 97.66th | v3 (v2023.03.01) |
| Dec 11, 2023 | 53.53% (0.53529) | 97.29th | v3 (v2023.03.01) |
| Oct 25, 2023 | 51.96% (0.51960) | 97.19th | v3 (v2023.03.01) |
| Jun 8, 2023 | 54.00% (0.54004) | 97.11th | v3 (v2023.03.01) |
| Apr 18, 2023 | 44.30% (0.44299) | 96.81th | v3 (v2023.03.01) |
| Mar 7, 2023 | 47.25% (0.47254) | 96.84th | v3 (v2023.03.01) |
| Mar 6, 2023 | 7.03% (0.07032) | 92.26th | v2 (v2022.01.01) |
| May 26, 2022 | 7.03% (0.07032) | 91.62th | v2 (v2022.01.01) |
| Apr 1, 2022 | 7.58% (0.07584) | 92.23th | v2 (v2022.01.01) |
| Feb 4, 2022 | 7.58% (0.07584) | 81.17th | v2 (v2022.01.01) |
References (3)
- http://osvdb.org/100916 vdb-entryx_refsource_OSVDB
- http://www.exploit-db.com/exploits/30237/ exploitx_refsource_EXPLOIT-DBVDB Entry
- https://exchange.xforce.ibmcloud.com/vulnerabilities/89649 vdb-entryx_refsource_XF
| Link | Providers | Tags |
|---|---|---|
| http://osvdb.org/100916 | vdb-entryx_refsource_OSVDB | |
| http://www.exploit-db.com/exploits/30237/ | exploitx_refsource_EXPLOIT-DBVDB Entry | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/89649 | vdb-entryx_refsource_XF |
Change history (0)
No recorded changes yet.