Out-of-bounds Read in Cisco Anyconnect Secure Mobility Client
CVE-2019-1853
A vulnerability in the HostScan component of Cisco AnyConnect Secure Mobility Client for Linux could allow an unauthenticated, remote attacker to read sensitive information on an affected system. The vulnerability exists because the affected software performs improper bounds checks. An attacker could exploit this vulnerability by crafting HTTP traffic for the affected component to download and process. A successful exploit could allow the attacker to read sensitive information on the affected system.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.016 (74.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 74th percentile — 74.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.016 · newest: 0.016 · change: 0.000
Affected products
- Cisco Anyconnect Secure Mobility Client — versions 4.6(2074), 4.6\(2074\)
- Cisco Anyconnect Secure Mobility Client — versions unspecified
Weakness classification (CWE)
Public proof-of-concept exploits
References
- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190515… (vendor-advisory, Vendor Advisory)
- www.securityfocus.com/bid/108364 (VDB Entry, Third Party Advisory, vdb-entry)
Frequently asked questions
- What is CVE-2019-1853?
- CVE-2019-1853 is a medium-severity vulnerability in Cisco Anyconnect Secure Mobility Client, classified under Out-of-bounds Read. CVSS score: 4.8/10. Published 2019-05-16.
- How severe is CVE-2019-1853?
- Medium severity. CVSS v3 base score is 4.8 out of 10.
- Is CVE-2019-1853 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.