Buffer overflow in Fastcom Fac1900r
CVE-2022-26987
TP-Link TL-WDR7660 2.0.30, Mercury D196G 20200109_2.0.4, and Fast FAC1900R 20190827_2.0.2 routers have a stack overflow issue in `MmtAtePrase` function. Local users could get remote code execution.
Vulnerability class: Buffer Overflow
EPSS: 0.014 (69.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Fastcom Fac1900r
- Fastcom Fac1900r_firmware — versions 20190827_2.0.2
- Mercusys Mercury_d196g
- Mercusys Mercury_d196g_firmware — versions 20200109_2.0.4
- Tp-link Tl-wdr5660
- Tp-link Tl-wdr5660_firmware
- Tp-link Tl-wdr7620
- Tp-link Tl-wdr7620_firmware
- Tp-link Tl-wdr7660
- Tp-link Tl-wdr7660_firmware — versions 2.0.30
Weakness classification (CWE)
Public proof-of-concept exploits
References
- af854a3a-2127-422b-91ae-364da2661108 (x_refsource_MISC, Vendor Advisory)
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2022-26987?
- CVE-2022-26987 is a high-severity vulnerability in Fastcom Fac1900r, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2022-05-10.
- How severe is CVE-2022-26987?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2022-26987 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.