CVE-2022-26994
Published: 15 March 2022
Summary
CVE-2022-26994 is a critical-severity OS Command Injection (CWE-78) vulnerability in Arris Sbr-Ac1900P Firmware. Its CVSS base score is 9.8 (Critical).
Operationally, ranked in the top 7.0% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
Deeper analysis
Arris SBR-AC1900P 1.0.7-B05, SBR-AC3200P 1.0.7-B05, and SBR-AC1200P 1.0.5-B05 routers contain a command-injection flaw in the pptp function. The vulnerability is triggered through the pptpUserName and pptpPassword parameters and is tracked as CVE-2022-26994 with a CVSS v3.1 score of 9.8 and CWE-78.
An unauthenticated attacker can submit a crafted HTTP request over the network to execute arbitrary operating-system commands on the device. Successful exploitation grants full control of the router, including the ability to alter configuration, intercept traffic, or pivot into attached networks.
Public references consist of a GitHub report that reproduces the issue; no vendor advisory or firmware patch information is included in the supplied references. The associated EPSS score has remained flat at 0.0956 since disclosure.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2022-31534
Vulnerability details
Arris routers SBR-AC1900P 1.0.7-B05, SBR-AC3200P 1.0.7-B05 and SBR-AC1200P 1.0.5-B05 were discovered to contain a command injection vulnerability in the pptp function via the pptpUserName and pptpPassword parameters. This vulnerability allows attackers to execute arbitrary commands via a crafted request.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.