01 Record
CVE-2025-20206
Cisco Secure Client for Windows with VPN Posture (HostScan) Module DLL Hijacking Vulnerability
HighPUBLISHEDCNA: cisco
CNA base score7.1 CVSS v3.xCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
02 Description
Cisco Secure Client for Windows with VPN Posture (HostScan) Module DLL Hijacking Vulnerability
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 0.17% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 7.0% of scored records. A rank, not a probability.
- NVD base score
- 7.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Analyzed. 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
- 2025-03-05 16:14Z1 YR AGO
- Last updated
- 2026-02-26 19:09Z8 MO AGO
- Reserved
- 2024-10-10
- Assigning CNA
- cisco
- Record state
- PUBLISHED
- Severity
- High (CVSS 7.1)
- CNA CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
- Weaknesses
- CWE-347Improper Verification of Cryptographic SignatureBase
- Data version
- 5.2
- Document digest
- 6ad34db6d90c3ed6f3230b1ea9f7fa7665aebd8176262ad11447fdb75363e9ea
05 Affected products
VendorProductVersionsPlatforms
CiscoCisco Secure Client4.9.00086, 4.9.01095, 4.9.02028, 4.9.03047, 4.9.03049, 4.9.04043, 4.9.04053, 4.9.05042, 4.9.06037, 4.10.00093, 4.10.01075, 4.10.02086, 4.10.03104, 4.10.04065, 4.10.04071, 4.10.05085, 4.10.05095, 5.0.00238, 4.10.05111, 5.0.00529, 5.0.00556, 4.10.06079, 5.0.01242, 4.10.06090, 5.0.02075, 4.10.07061, 5.0.03072, 4.10.07062, 5.0.03076, 5.0.04032, 4.10.07073, 5.0.05040, 5.1.0.136, 5.1.1.42, 4.10.08025, 5.1.2.42, 4.10.08029, 5.1.3.62, 5.1.4.74, 5.1.5.65, 5.1.6.103, 5.1.7.80—
06 References
- sec.cloudapps.cisco.comcisco-sa-secure-dll-injection-AOyzEqSghttps://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-secure-dll-injection-AOyzEqSg