Buffer overflow in Moxa Awk-3121
CVE-2018-10695
An issue was discovered on Moxa AWK-3121 1.14 devices. It provides alert functionality so that an administrator can send emails to his/her account when there are changes to the device's network. However, the same functionality allows an attacker to execute commands on the device. The POST parameters "to1,to2,to3,to4" are all susceptible to buffer overflow. By crafting a packet that contains a string of 678 characters, it is possible for an attacker to execute the attack.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.034 (88.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 88th percentile — 88.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.034 · newest: 0.034 · change: 0.000
Affected products
- Moxa Awk-3121
- Moxa Awk-3121 Firmware — versions 1.14
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/samuelhuntley/Moxa_AWK_1121/blob/master/Moxa_AWK_1121 (Exploit, Third Party Advisory)
- seclists.org/bugtraq/2019/Jun/8 (mailing-list, Mailing List, Third Party Advisory)
- packetstormsecurity.com/files/153223/Moxa-AWK-3121-1.14-Information-Disclosure-… (Exploit, VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2018-10695?
- CVE-2018-10695 is a high-severity vulnerability in Moxa Awk-3121, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2019-06-07.
- How severe is CVE-2018-10695?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2018-10695 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.