CVE-2022-22195
Junos OS Evolved: Specific packets reaching the RE lead to a counter overflow and eventually a crash
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Fix
- Fixed in 20.4R3-S1-EVO, 21.1R3-EVO, 21.2R3-EVO, 21.3R2-EVO
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
An Improper Update of Reference Count vulnerability in the kernel of Juniper Networks Junos OS Evolved allows an unauthenticated, network-based attacker to trigger a counter overflow, eventually causing a Denial of Service (DoS). This issue affects Juniper Networks Junos OS Evolved: All versions prior to 20.4R3-S1-EVO; 21.1 versions prior to 21.1R3-EVO; 21.2 versions prior to 21.2R3-EVO; 21.3 versions prior to 21.3R2-EVO. This issue does not affect Juniper Networks Junos OS.
Timeline
- CVE published
- Record last updated
Affected versions
- Juniper Networks Junos OS Evolved
fixed in 20.4R3-S1-EVO; From 21.1 · fixed in 21.1R3-EVO; From 21.2 · fixed in 21.2R3-EVO; From 21.3 · fixed in 21.3R2-EVO
- Juniper Networks Junos OS
Version range not reported