CVE-2026-20083
CVE-2026-20083: 1 tracked advisory record across Cisco. Compare vendor sources and published fix guidance.
Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.
Vendor advisory comparison
Cisco
1 advisory- Advisory severityMedium6.5
Medium [CVE-2026-20083] Cisco IOS XE Software Secure Copy Protocol Server Denial of Service Vulnerability
cisco-sa-scp-dos-duAdXtCgSource published Source updated
A vulnerability in the Secure Copy Protocol (SCP) server feature of Cisco IOS XE Software could allow an authenticated, local attacker with low privileges to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to improper handling of a malformed SCP request. An attacker could exploit this vulnerability by issuing a crafted command through SSH. A successful exploit could allow the attacker to cause the device to reload unexpectedly, resulting in a DoS condition. Cisco has released software updates that address this vulnerability. There are no workaround…
- Related products — impact not confirmed
- Cisco IOS XE Software 3.5.0E
- Cisco IOS XE Software 3.5.1E
- Cisco IOS XE Software 3.5.2E
- Cisco IOS XE Software 3.5.3E
4 more entries in the full advisory.
- Source-reported affected versions
- Scope: At the time of publication, this vulnerability affected Cisco IOS XE Software if the SCP server feature was enabled.
- Source-reported fixed versions
- No fixed-version detail extracted. This does not mean no fix exists.
- Mitigation guidance
- No mitigation guidance extracted; consult the source.
- Workarounds
- There are no workarounds that address this vulnerability. However, as a mitigation, administrators may disable the SCP server feature with the privilege EXEC CLI configuration command no ip scp server enable.
Android app · Google Play
Monitor future Cisco CVEs from your phone.
Choose a whole vendor or a precise platform, then receive matching security advisories by phone notification, email, or both. Coverage follows 32 official vendor sources and 160+ reviewed platform categories.