CVE-2020-5140 — Out-of-bounds Read in Sonicos
Severity
7.5HIGHNVD
EPSS
0.5%
top 33.76%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedOct 12
Latest updateMay 24
Description
A vulnerability in SonicOS allows a remote unauthenticated attacker to cause Denial of Service (DoS) on the firewall SSLVPN service by sending a malicious HTTP request that leads to memory addresses leak. This vulnerability affected SonicOS Gen 5 version 5.9.1.7, 5.9.1.13, Gen 6 version 6.5.4.7, 6.5.1.12, 6.0.5.3, SonicOSv 6.5.4.v and Gen 7 version SonicOS 7.0.0.0.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6
Affected Packages3 packages
🔴Vulnerability Details
2GHSA▶
GHSA-xv6m-x759-j99f: A vulnerability in SonicOS allows a remote unauthenticated attacker to cause Denial of Service (DoS) on the firewall SSLVPN service by sending a malic↗2022-05-24
CVEList▶
CVE-2020-5140: A vulnerability in SonicOS allows a remote unauthenticated attacker to cause Denial of Service (DoS) on the firewall SSLVPN service by sending a malic↗2020-10-12