⚠ Actively exploited
Added to CISA KEV on 2022-03-03. Federal agencies required to patch by 2022-03-17. Required action: Apply updates per vendor instructions..
CVE-2022-20708 — Stack-based Buffer Overflow in Cisco Rv340 Firmware
CWE-121 — Stack-based Buffer OverflowCWE-78 — OS Command InjectionCWE-269 — Improper Privilege ManagementCWE-285 — Improper AuthorizationCWE-295 — Improper Certificate ValidationCWE-347 — Improper Verification of Cryptographic SignatureCWE-362 — Race ConditionCWE-434 — Unrestricted File UploadCWE-552 — Files or Directories Accessible to External PartiesCWE-754 — Improper Check for Unusual or Exceptional ConditionsCWE-77 — Command InjectionCWE-785 — Use of Path Manipulation Function without Maximum-sized BufferCWE-787 — Out-of-bounds Write7 documents7 sources
Severity
8.0HIGHNVD
CNA10.0VulnCheck10.0
EPSS
13.0%
top 5.90%
CISA KEV
KEV
Added 2022-03-03
Due 2022-03-17
Exploit
Exploited in wild
Active exploitation observed
Affected products
Timeline
PublishedFeb 10
KEV addedMar 3
KEV dueMar 17
CISA Required Action: Apply updates per vendor instructions.
Description
Multiple vulnerabilities in Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers could allow an attacker to do any of the following: Execute arbitrary code Elevate privileges Execute arbitrary commands Bypass authentication and authorization protections Fetch and run unsigned software Cause denial of service (DoS) For more information about these vulnerabilities, see the Details section of this advisory.
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 2.1 | Impact: 5.9
Affected Packages5 packages
🔴Vulnerability Details
3GHSA▶
GHSA-5r96-55w4-xch3: Multiple vulnerabilities in Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers could allow an attacker to do any of the following: Exe↗2022-02-11