CVE-2022-25072
Published: 24 February 2022
Summary
CVE-2022-25072 is a critical-severity Out-of-bounds Write (CWE-787) vulnerability in Tp-Link Archer A54 Firmware. Its CVSS base score is 9.8 (Critical).
Operationally, ranked in the top 9.7% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
Deeper analysis
TP-Link Archer A54 routers running firmware version Archer A54(US)_V1_210111 contain a stack-based buffer overflow in the DM_Fillobjbystr() function. The flaw is tracked as CVE-2022-25072 with a CVSS 3.1 score of 9.8 and is associated with CWE-787.
Unauthenticated attackers can send specially crafted network requests to trigger the overflow and achieve remote code execution on the device. The attack requires no credentials or user interaction and can result in full compromise of confidentiality, integrity, and availability.
The two provided references consist of public GitHub repositories that document the vulnerability but contain no official mitigation guidance or patch information from the vendor. The EPSS score has remained flat at 0.0538 with no material increase since disclosure.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2022-29816
Vulnerability details
TP-Link Archer A54 Archer A54(US)_V1_210111 routers were discovered to contain a stack overflow in the function DM_ Fillobjbystr(). This vulnerability allows unauthenticated attackers to execute arbitrary code.
- 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.
Out-of-bounds writes that corrupt control flow or inject shellcode are rendered non-executable by the same memory protections.