VulnerabilityModified
CVE-2021-26758
Privilege Escalation in LiteSpeed Technologies OpenLiteSpeed web server version 1.7.8 allows attackers to gain root terminal access and execute commands on the host system.
HIGH 8.8EPSS 2.71%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.71%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Privilege Escalation in LiteSpeed Technologies OpenLiteSpeed web server version 1.7.8 allows attackers to gain root terminal access and execute commands on the host system.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 2.71% probability · 85th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-269
- Affected
- litespeedtech/openlitespeed
- Source
- cve@mitre.org
References
- https://docs.unsafe-inline.com/0day/openlitespeed-web-server-1.7.8-command-injection-to-privilege-escalation-cve-2021-26758Exploit, Third Party Advisory
- https://github.com/litespeedtech/openlitespeed/issues/217Exploit, Third Party Advisory
- https://www.exploit-db.com/exploits/49556Exploit, Third Party Advisory, VDB Entry
- https://docs.unsafe-inline.com/0day/openlitespeed-web-server-1.7.8-command-injection-to-privilege-escalation-cve-2021-26758Exploit, Third Party Advisory
- https://github.com/litespeedtech/openlitespeed/issues/217Exploit, Third Party Advisory
- https://www.exploit-db.com/exploits/49556Exploit, Third Party Advisory, VDB Entry
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.