01 Record
CVE-2017-12373
A vulnerability in the TLS protocol implementation of legacy Cisco ASA 5500 Series (ASA 5505, 5510, 5520, 5540, and 5550) devices could allow an unauthenticated, remote attacker to access sensitive
UnratedPUBLISHEDCNA: cisco
CNA base scoreUnratedNo CNA CVSS vector
02 Description
A vulnerability in the TLS protocol implementation of legacy Cisco ASA 5500 Series (ASA 5505, 5510, 5520, 5540, and 5550) devices could allow an unauthenticated, remote attacker to access sensitive
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 12.79% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 96.1% of scored records. A rank, not a probability.
- NVD base score
- 5.9 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2017-12-15 20:00Z8 YR AGO
- Last updated
- 2024-08-05 18:36Z2 YR AGO
- Reserved
- 2017-08-03
- Assigning CNA
- cisco
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- 2854a9aa455cf7f0f4e6d2cd10a25c7eb6c5264875bad6f9230cdad6c5db49d4
05 Affected products
VendorProductVersionsPlatforms
n/aCisco legacy ASA 5500 products TLS protocol implementationCisco legacy ASA 5500 products TLS protocol implementation—
06 References
- www.securityfocus.com102170http://www.securityfocus.com/bid/102170
- tools.cisco.comhttps://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20171212-bleichenbacher